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Circuit Reliability Review

City of San Bernardino

2020

2

• Southern California Edison (SCE) is an Edison International company

• One of the nation’s largest electric utilities

• More than 130 years of history

• Headquartered in Rosemead, California

• Regulated by the California Public Utilities Commission (CPUC) and the Federal Energy Regulatory Commission (FERC)

• 50,000 square miles of SCE service area across Central, Coastal, and Southern California

• 15 million residents in service territory

• 5 million customer accounts in 445 cities and communities

Who We Are

Our Grid

To deliver power safely, reliably and affordably, we monitor and maintain a vast electricity system.

730,000 Transformers

119,000 Miles of Transmission and Distribution Lines

4,600 Circuits

1.5 Million Poles

50,000 Square Miles

3

Strengthening and Modernizing the Grid

• Infrastructure reliability – updating underground

cables, poles, switches, and transformers

• Wildfire mitigation – hardening infrastructure,

bolstering situational awareness capabilities, and

enhancing operational practices

• Transmission – connecting renewables, installing

new substations, and updating lines

• Grid readiness – updating the grid for impacts

from new technologies

• Long-term energy policy – supporting energy

storage, electric vehicles, and renewables

SCE plans to spend more than $5B each

year to maintain, improve, and harden

its infrastructure.

SCE’s investments support safe, reliable, affordable, and clean energy for our customers

2019 Capital Investments

179 miles of underground cable replaced

502 miles of overhead conductor replaced for public safety

16.4k distribution poles replaced

4.3k transmission poles replaced

71 underground structure replacements

4

PATHWAY 2045SCE’S vision to help California achieve a carbon neutral future

Carbon neutrality is achieved through deep decarbonization of

electricity, transportation and building electrification,

and the use of low-carbon fuels

Meeting California’s Climate Change Goals

5

• SCE filed its second Wildfire

Mitigation Plan in February 2020

• It builds on the progress made

in 2019 to reduce the risk of fire

ignitions caused by utility

infrastructure

• SCE crews will continue to work

to install hi-tech wildfire

mitigation tools and

technologies to make

communities safer, more

resilient, and to help reduce the

number of Public Safety Power

Shutoffs (PSPS)

Addressing Wildfire Risk

6

• De-energizing power lines to prevent ignitions

• Used during elevated fire conditions

• Primarily impacts circuits in high fire risk areas

• Use of multiple methods to notify people in affected areas before, during and after a de-energization event

Public Safety Power Shutoffs (PSPS)

7

4-7 DAYS AHEAD

3 DAYSAHEAD

2 DAYSAHEAD

1 DAY AHEAD POWER SHUTOFF

POWER RESTORATION

PLANNING AND MONITORING OUTAGE

*Erratic or sudden onset of conditions may impact our ability to provide advanced notice to customers.

Forecast Weather & Fire

Conditions

SCE Incident Management Team on Alert

County Operational Areas

informed of potential activation

SCE Incident Management

Team Activated

1st Notification PSPS Possible sent

to agencies and customers

2nd Notification PSPS

Possible

3rd Notification Power Shutoff

4th Notification Power Restored After Inspection

Reliability Overview

8

What is Reliability?

• In simplest terms:

Having dependable electricity when you need it.

• Outages:

• Maintenance outages (aka planned outages)

• Repair outages (aka unplanned outages)

• Sustained Outage = An outage lasting > 5 minutes

• Momentary Outage = An outage lasting ≤ 5 minutes

9

Major Event Day (MED) : A day in which the daily system SAIDI exceeds a threshold value. For the purposes of calculating daily system SAIDI, any interruption that spans multiple calendar days is accrued to the day on which the interruption began. Statistically, days having a daily system SAIDI greater than a threshold value are days on which the energy delivery system experienced stresses beyond that normally expected (such as severe weather).

Public Safety Power Shutoff (PSPS) : An operational protocol that SCE implements under extreme weather conditions in order to minimize the threat of wildfires and keep communities safe from potentially dangerous situations. These types of sustained outages are temporary and usually involve situations where high fire areas are experiencing adverse weather or public safety is at risk.

How Do We Measure Reliability?

SAIDI SAIFI MAIFI CAIDI

10

CityList1Communities in the REDLANDS District

BEAUMONT

BOX SPRINGS MOUNTAIN

CALIMESA

CHERRY VALLEY

CITY OF SAN BERNARDINO

COLTON

BANNING

RIVERSIDE

SAN MANUEL BAND OF MISSION INDIANS

YUCAIPA

GRAND TERRACE

HIGHGROVE

HIGHLAND

LOMA LINDA

REDLANDS

RIALTO

MENTONE

MUSCOY

11

*”Exclusions” are days which utilities are allowed to remove from their metrics because the outages on those days were caused by a severe acts of nature.**In the columns showing “Rank,” lower numbers indicate poorer performance.

12

CircuitList1Overview of City of San BernardinoThere are 101 circuits that serve City of San Bernardino 1

Circuit Type Customers Circuit Type Customers Circuit Type Customers Circuit Type Customers

SUN(4.16KV) 7 DUROX(12KV) 689 MOUNTAIN(4.16KV) 255 URBITA(12KV) 2,025

ABACUS(12KV) 2,442 ECHO(12KV) 1,764 MUFFIN(12KV) 1,534 VARGAS(12KV) 1,639

ALEXANDER(4.16KV) 612 ELLIOT(4.16KV) 490 MULKEY(12KV) 2,089 VARSITY(12KV) 86

ALLSTATE(12KV) 495 EXPO(4.16KV) 626 NIKE(12KV) 223 VERDEMONT(33KV) 11

ANTIL(4.16KV) 518 GARNER(4.16KV) 917 NORTHPARK(12KV) 2,188 VIADUCT(4.16KV) 447

AVANTI(12KV) 1,580 GOLDBUCKLE(12KV) 1,881 PARKDALE(12KV) 1,621 VITAMIN(12KV) 845

BADGER(12KV) 2,084 GOODNER(4.16KV) 877 PENCIL(12KV) 2,217 WARM CREEK(12KV) 521

BARTON(4.16KV) 779 GUTHRIE(12KV) 2,644 PERSHING(4.16KV) 643 WATERMAN(12KV) 1,169

BERKLEY(4.16KV) 787 HALLMARK(12KV) 18 PLACID(12KV) 3,166 WHITLOCK(4.16KV) 409

BLUE CUT(12KV) 299 HARLEM SPRINGS(12KV) 2,744 POTATO(12KV) 1,641 ZAPATA(12KV) 1,089

BOULDER(12KV) 1,291 HARRIS(4.16KV) 1 POWER(4.16KV) 821 ZINFANDEL(12KV) 1,992

BOX SPRING(33KV) 2 HERZ(12KV) 1,692 PUMALO(12KV) 1,425 -

BURGUNDY(12KV) 1,678 HOLLY VISTA(12KV) 1,366 RAISIN(12KV) 1,772 -

BYRON(4.16KV) 20 HOLSTEIN(4.16KV) 405 REDICK(4.16KV) 102 -

CABERNET(12KV) 2,457 HOSPAT(12KV) 627 REISLING(12KV) 1,304 -

CALSTATE(12KV) 610 HOVATTER(12KV) 1,522 RILEY(12KV) 630 -

CAREY(4.16KV) 899 IRVINGTON(12KV) 591 ROI-TAN(12KV) 2,827 -

CARMELITA(12KV) 2,267 JUSTICE(12KV) 454 RYE(12KV) 1,079 -

CARPENTER(12KV) 1,255 KENDELL(4.16KV) 513 SAGE(4.16KV) 415 -

CITY CREEK(12KV) 1,640 LANCERS(12KV) 2,715 SAUTERNE(12KV) 1,435 -

CLUB OAKS(33KV) 2 LARCH(33KV) 3 SHERRY(12KV) 1,786 -

COLA(4.16KV) 728 LEBER(4.16KV) 184 SHIRAZ(12KV) 2,479 -

COWEN(4.16KV) 671 LENA(12KV) 589 SHOPS(12KV) 424 -

CRAFTSMAN(12KV) 58 LIMONITE(33KV) 2 SILVERTONE(12KV) 426 -

CRAM(12KV) 1,314 MACY(4.16KV) 665 SPARKS(12KV) 968 -

DOOLEY(12KV) 2,174 MATEUS(12KV) 1,778 STEGMAN(12KV) 862 -

DRAGON(12KV) 341 MEADOWBROOK(12KV) 2,138 STERLING(4.16KV) 528 -

DRESSEN(12KV) 349 MEDUSA(12KV) 211 SUTT(12KV) 1,813 -

DUMAS(12KV) 595 MEREDITH(33KV) 11 SWEETWATER(12KV) 2,291 -

DUNLAP(12KV) 743 MONTY(12KV) 126 TAMPICO(12KV) 964 -

Grand Total 107,101

13

BarChart

SCE SYSTEMWIDE

**Data is as of 02/14/2020, data

can be slightly different due to

outage data validation process

City of San Bernardino

Reliability History of Circuits Serving City of San Bernardino (No Exclusions)

**“Exclusions” are days which

utilities are allowed to

remove from their metrics

because the outages on

those days were caused by

acts of nature.

142.1

175.7

109.1

216.0

134.5 139.7 136.8

178.0

0.0

50.0

100.0

150.0

200.0

250.0

2016 2017 2018 2019

SAIDI

(average

minutes of

sustained

interruptions)

1.1

1.21.1

1.5

1.11.2

0.9

1.0

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

SAIFI

(average

frequency of

sustained

interruptions)

2.2 2.1 2.0

1.2

1.6

1.8

1.4 1.4

0.0

0.5

1.0

1.5

2.0

2.5

MAIFI

(average

frequency of

momentary

interruptions)

14

SAIDIChart

SAIDI = the cumulative amount of time the average customer is interrupted by “sustained” outages each year.

Causes of Repair Outages in City of San Bernardino

2019

3rd Party

12.0%

Equipment Failure

21.4%

Operation

13.6%

Other

12.7%Vegetation /Animal

1.8%

Weather /Fire

/Earthquake

6.9%

PSPS

31.6%

Contributions to SAIDI by Outage Cause

3rd Party

Equipment Failure

Operation

Other

Vegetation /Animal

Weather /Fire /Earthquake

PSPS

Equipment Failure

e.g., in-service failure of transformer, switch, or conductors

Vegetation/Animale.g., tree branch, rodent, or bird

causing a short circuit between conductors

Othere.g., patrolled but no cause found,

PSPS Operations

e.g., urgent maintenance w/o 3-daynotice

3rd Party e.g., balloon, car hit pole, dig-in

PSPS

e.g., Public Safety Power Shutoff

15

SAIFIChart

SAIFI = the number of times the average customer is interrupted by “sustained” outages each year

Causes of Repair Outages in City of San Bernardino

2019

3rd Party

16.0%

Equipment Failure

26.4%

Operation

14.9%

Other

22.6%

Vegetation /Animal

11.9%

Weather /Fire

/Earthquake

6.0%PSPS

2.2%

Contributions to SAIFI by Outage Cause

3rd Party

Equipment Failure

Operation

Other

Vegetation /Animal

Weather /Fire /Earthquake

PSPS

Equipment Failure

e.g., in-service failure of transformer, switch, or conductors

Vegetation/Animale.g., tree branch, rodent, or bird

causing a short circuit between conductors

Othere.g., patrolled but no cause found

Operationse.g., urgent maintenance w/o 3-day

notice 3rd Party

e.g., balloon, car hit pole, dig-in

PSPS

e.g., Public Safety Power Shutoff

16

17

18

Back-up Slides

Reliability Histories of Circuits Serving City of San Bernardino

Updated through Dec 2019

19

CitySummary

SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

142.1 1.1 2.2 175.7 1.2 2.1 109.1 1.1 2.0 32.8 0.3 0.3 27.1 0.3 0.4 26.0 0.4 0.1 130.0 0.6 0.4 216.0 1.5 1.2

3rd Party 14% 28% 20% 34% 28% 33% 38% 34% 34% 39% 32% 18% 26% 22% 26% 8% 8% 21% 3% 10% 24% 12% 16% 23%

Equipment Failure 23% 29% 30% 37% 39% 15% 37% 33% 24% 36% 38% 17% 36% 29% 31% 61% 37% 3% 7% 12% 23% 21% 26% 22%

Operation 14% 22% 5% 13% 13% 4% 10% 15% 10% 7% 10% 6% 15% 20% 6% 6% 8% 30% 16% 20% 14% 14% 15% 11%

Other 7% 7% 22% 9% 13% 27% 8% 11% 24% 10% 12% 38% 15% 19% 24% 13% 4% 41% 13% 42% 33% 13% 23% 32%

Vegetation/Animal 3% 6% 10% 0% 0% 12% 1% 2% 4% 1% 1% - 1% 2% 11% 12% 43% - 0% 0% 0% 2% 12% 4%

Weather/Fire/Earthquake 40% 8% 13% 8% 7% 8% 7% 5% 3% 7% 6% 20% 8% 8% 1% - - 4% 8% 9% 7% 7% 6% 8%

PSPS - - - - - - 0% 0% - - - - - - - - - - 53% 6% - 32% 2% -

SCE SYSTEMWIDE 134.5 1.1 1.6 139.7 1.2 1.8 136.8 0.9 1.4 28.1 0.3 0.4 18.9 0.2 0.4 31.8 0.2 0.3 99.3 0.3 0.3 178.0 1.0 1.4

Average Reliability of 101 Circuits Serving City of San Bernardino

4th Qtr 2019 20192016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019

101 Circuits Serving City of San Bernardino --

Total Customers: 107,101

Notes:

No outages are excluded from the metrics.

Outage Causes: Other: e.g., patrolled but no cause could be foundOperations: e.g., urgent maintenance w/o 3-day notice to customers3rd Party: e.g., balloons, car hit pole, dig-inVegetation/Animal: e.g., tree branch, rodent, or bird causing short circuit across conductorsPSPS: e.g., Public Safety Power Shutoff

SAIDI (minutes) = the cumulative amount of time the average customer is interrupted by “sustained” (longer than 5 minutes) outages.

SAIFI (interruptions) = the number of times the average customer is interrupted by “sustained” outages.

MAIFI (interruptions) = the number of times the average customer is interrupted by “momentary " (lasting 5 minutes or less) outages.

20

CircuitHistory1

SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

ABACUS(12KV) - Customers: 2,442 96.9 1.2 - 106.9 1.5 0.4 243.2 1.7 3.8 1.1 0.0 - 11.5 0.0 - 6.1 0.0 - 5.7 0.0 - 24.5 0.1 -

3rd Party - - - - - - 30% 14% 43% 100% 100% - - - - 100% 100% - - - - 29% 36% -

Equipment Failure 96% 95% - 88% 95% - 33% 66% 31% - - - 100% 100% - - - - 100% 100% - 71% 64% -

Operation 4% 5% - 6% 2% 100% 37% 20% - - - - - - - - - - - - - - - -

Other - - - - - - - - 26% - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - 6% 2% - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

ALEXANDER(4.16KV) - Customers: 612 32.2 0.0 3.0 103.3 2.1 3.0 13.5 0.0 2.0 - - 1.0 - - - 2.1 0.0 - 0.8 0.0 - 2.9 0.0 1.0

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure 100% 100% - 43% 48% - 100% 100% 50% - - - - - - 100% 100% - 100% 100% - 100% 100% -

Operation - - 67% 0% 3% - - - - - - - - - - - - - - - - - - -

Other - - 33% 56% 49% 100% - - 50% - - 100% - - - - - - - - - - - 100%

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

ALLSTATE(12KV) - Customers: 495 0.2 0.0 3.2 78.7 1.3 1.3 26.5 0.0 3.0 - - - - - - - - - 96.7 1.0 0.4 96.7 1.0 0.4

3rd Party - - 34% - - - - - - - - - - - - - - - - - - - - -

Equipment Failure - - 33% 90% 76% - 78% 47% 100% - - - - - - - - - 100% 100% 100% 100% 100% 100%

Operation 100% 100% - 10% 24% 22% 22% 53% - - - - - - - - - - - - - - - -

Other - - 34% - - - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - 78% - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

ANTIL(4.16KV) - Customers: 518 4.1 0.0 1.0 82.2 1.0 1.0 - - 2.0 - - - 49.8 1.0 1.0 - - - - - - 49.8 1.0 1.0

3rd Party - - - - - - - - 50% - - - - - - - - - - - - - - -

Equipment Failure 100% 100% - - - - - - - - - - 100% 100% 100% - - - - - - 100% 100% 100%

Operation - - - - - - - - - - - - - - - - - - - - - - - -

Other - - 100% - - 100% - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - 50% - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - 100% 100% - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 1 of 26

2016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019 4th Qtr 2019 2019

21

CircuitHistory2

SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

AVANTI(12KV) - Customers: 1,580 9.7 0.0 - 38.7 0.6 0.1 2.4 0.3 1.1 - - - - - - 103.8 1.5 - 458.8 2.0 - 562.6 3.5 -

3rd Party 28% 90% - 11% 71% - - - - - - - - - - - - - - - - - - -

Equipment Failure 33% 5% - - - - 100% 100% 7% - - - - - - 89% 17% - - - - 16% 7% -

Operation - - - 89% 29% - - - - - - - - - - 2% 16% - - - - 0% 7% -

Other - - - - - 100% - - 93% - - - - - - - - - 100% 100% - 82% 58% -

Vegetation/Animal - - - - - - - - - - - - - - - 10% 67% - - - - 2% 28% -

Weather/Fire/Earthquake 39% 5% - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

BADGER(12KV) - Customers: 2,084 13.1 0.0 1.0 71.0 1.0 0.0 8.8 0.1 1.0 5.2 0.0 - - - - 12.4 1.0 - 36.3 1.0 - 53.9 2.0 -

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure - - - 93% 96% - 100% 100% - - - - - - - - - - 11% 0% - 7% 0% -

Operation 92% 76% - 6% 3% - - - - 100% 100% - - - - - - - - - - 10% 2% -

Other 5% 23% 100% 1% 1% 86% - - 100% - - - - - - - - - 89% 100% - 60% 49% -

Vegetation/Animal 2% 1% - - - - - - - - - - - - - 100% 100% - - - - 23% 49% -

Weather/Fire/Earthquake - - - - - 14% - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

BARTON(4.16KV) - Customers: 779 - - - 105.6 1.0 - - - - - - - 61.7 1.0 3.0 - - - 207.3 1.0 - 269.0 2.0 3.0

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure - - - 100% 100% - - - - - - - 95% 99% 100% - - - - - - 22% 49% 100%

Operation - - - - - - - - - - - - - - - - - - 98% 97% - 75% 49% -

Other - - - - - - - - - - - - 5% 1% - - - - 2% 3% - 3% 2% -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

BERKLEY(4.16KV) - Customers: 787 84.3 0.1 8.0 402.9 2.1 2.9 642.0 1.0 7.0 358.0 1.9 0.7 156.0 3.1 0.0 1.1 0.0 - 703.0 1.0 - 1218.1 6.0 0.7

3rd Party - - 13% - - - 98% 93% 28% - - - - - - - - - - - - - - -

Equipment Failure 11% 21% - 30% 48% - 2% 7% - 86% 50% - - - - 61% 50% - 100% 100% - 83% 33% -

Operation - - - 6% 3% 32% - - - - - - 1% 2% 100% 39% 50% - - - - 0% 1% 7%

Other - - 87% - - 68% - - 57% 14% 50% 100% 99% 98% - - - - - - - 17% 66% 93%

Vegetation/Animal - - - - - - - - 14% - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 89% 79% - 64% 48% - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 2 of 26

2016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019 4th Qtr 2019 2019

22

CircuitHistory3

SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

BLUE CUT(12KV) - Customers: 299 12672.5 7.6 5.0 2212.6 7.8 6.1 253.1 2.0 5.2 81.4 0.8 1.0 9.7 0.1 1.2 251.3 2.0 - 1373.3 2.4 1.4 1715.7 5.3 3.5

3rd Party 2% 25% 38% 9% 25% - - - 39% - - - - - - - - - - - - - - -

Equipment Failure 3% 39% 22% 53% 33% 42% 18% 3% - - - - 94% 83% 100% 95% 50% - 0% 0% 0% 15% 20% 33%

Operation 1% 11% - 0% 0% 3% 26% 4% - - - 100% 6% 17% - 5% 50% - 0% 0% - 1% 19% 28%

Other 3% 10% 39% 2% 13% 55% 56% 93% 61% - - - - - - - - - 11% 35% 100% 9% 16% 39%

Vegetation/Animal - - - - - - - - - - - - - - - - - - 0% 30% - 0% 14% -

Weather/Fire/Earthquake 92% 15% - 36% 28% - - - - 100% 100% - - - - - - - 88% 34% - 75% 31% -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

BOULDER(12KV) - Customers: 1,291 50.2 0.1 1.9 65.9 2.0 - 8.2 0.4 - 100.1 0.9 0.3 8.3 0.0 - 332.6 1.9 0.1 - - - 441.0 2.9 0.4

3rd Party - - - - - - 27% 90% - - - - - - - 18% 46% 100% - - - 14% 31% 26%

Equipment Failure 19% 22% - 85% 52% - 6% 2% - 99% 96% 100% - - - 0% 0% - - - - 23% 31% 74%

Operation 18% 39% 49% 15% 48% - 67% 7% - 1% 4% - - - - 3% 2% - - - - 2% 2% -

Other 17% 20% - - - - - - - - - - 100% 100% - 79% 51% - - - - 61% 35% -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 46% 20% 51% - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

BOX SPRING(33KV) - Customers: 2 - - - - - - - - - - - - - - - - - - 130.0 1.0 - 130.0 1.0 -

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure - - - - - - - - - - - - - - - - - - 100% 100% - 100% 100% -

Operation - - - - - - - - - - - - - - - - - - - - - - - -

Other - - - - - - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

BURGUNDY(12KV) - Customers: 1,678 73.6 1.1 2.3 25.6 0.1 1.0 187.6 2.0 1.1 5.8 0.1 - 17.6 0.1 1.0 1.4 0.0 - 6.8 0.6 0.4 31.6 0.8 1.4

3rd Party 2% 1% - - - - 91% 74% 25% - - - - - 100% 47% 32% - - - - 2% 0% 73%

Equipment Failure 27% 3% 12% 70% 40% - 6% 4% - 94% 96% - - - - - - - 74% 98% 100% 33% 89% 27%

Operation 46% 91% - - - - 3% 22% 75% 6% 4% - 99% 99% - - - - 26% 2% - 62% 10% -

Other - - 44% 10% 21% - - - - - - - 1% 1% - - - - - - - 0% 0% -

Vegetation/Animal 16% 4% 44% 19% 39% - - - - - - - - - - 53% 68% - - - - 2% 1% -

Weather/Fire/Earthquake 9% 1% - - - 100% - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 3 of 26

2016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019 4th Qtr 2019 2019

23

CircuitHistory4

SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

BYRON(4.16KV) - Customers: 20 - - - - - 0.9 - - 1.0 - - - - - - - - - - - 1.0 - - 1.0

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure - - - - - - - - - - - - - - - - - - - - - - - -

Operation - - - - - - - - - - - - - - - - - - - - 100% - - 100%

Other - - - - - 100% - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - 100% - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

CABERNET(12KV) - Customers: 2,457 47.0 1.1 3.9 40.3 0.2 4.2 15.3 0.8 0.2 1.3 0.0 - 52.6 1.0 - - - - 4.5 0.0 - 58.4 1.0 -

3rd Party - - - 29% 74% 67% - - - 29% 50% - - - - - - - - - - 1% 0% -

Equipment Failure 1% 0% 23% 53% 20% - 48% 2% - - - - 0% 0% - - - - 91% 58% - 7% 1% -

Operation 95% 99% - 4% 1% 9% 52% 98% 100% - - - 99% 99% - - - - 9% 42% - 90% 98% -

Other - - - - - - - - - 71% 50% - 1% 0% - - - - - - - 2% 1% -

Vegetation/Animal - - 23% - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 4% 0% 55% 14% 4% 23% - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

CALSTATE(12KV) - Customers: 610 186.7 0.5 - 73.5 1.0 1.0 23.1 0.0 1.0 0.6 0.0 0.0 - - - 19.7 1.0 - 3085.9 3.1 - 3106.1 4.2 0.0

3rd Party 0% 3% - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure 76% 45% - 89% 98% - - - - 100% 100% - - - - - - - - - - 0% 0% -

Operation 23% 51% - - - - - - - - - - - - - - - - - - - - - -

Other - - - - - 100% 31% 50% 100% - - 100% - - - - - - 1% 33% - 1% 25% 100%

Vegetation/Animal - - - - - - - - - - - - - - - 100% 100% - - - - 1% 24% -

Weather/Fire/Earthquake - - - 11% 2% - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - 69% 50% - - - - - - - - - - 99% 67% - 98% 51% -

CAREY(4.16KV) - Customers: 899 10.3 0.0 2.0 1033.1 2.1 4.0 34.1 2.0 3.0 - - - - - 2.0 - - - - - - - - 2.0

3rd Party - - - 77% 47% 25% - - 33% - - - - - - - - - - - - - - -

Equipment Failure 100% 100% - 22% 48% 25% 41% 2% - - - - - - 50% - - - - - - - - 50%

Operation - - - - - - 38% 49% - - - - - - - - - - - - - - - -

Other - - 100% 1% 5% 25% 21% 49% 67% - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - 50% - - - - - - - - 50%

Weather/Fire/Earthquake - - - - - 25% - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 4 of 26

2016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019 4th Qtr 2019 2019

24

CircuitHistory5

SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

CARMELITA(12KV) - Customers: 2,267 46.2 0.3 1.0 23.2 0.2 - 44.1 0.5 2.6 - - - 34.2 0.1 - 17.1 1.4 - 435.4 2.8 - 486.7 4.2 -

3rd Party - - 100% 4% 6% - 17% 4% - - - - - - - - - - 6% 13% - 6% 9% -

Equipment Failure 9% 2% - 34% 26% - 56% 17% - - - - - - - 6% 0% - 2% 37% - 2% 24% -

Operation 22% 42% - - - - - - - - - - 99% 96% - 6% 0% - 85% 14% - 83% 11% -

Other 69% 55% - 50% 66% - 7% 75% 62% - - - 1% 4% - 2% 0% - 7% 36% - 6% 24% -

Vegetation/Animal - - - - - - - - - - - - - - - 87% 100% - - - - 3% 33% -

Weather/Fire/Earthquake - - - 13% 3% - 20% 5% 38% - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

CARPENTER(12KV) - Customers: 1,255 46.2 1.0 1.6 115.4 1.0 - 20.1 0.0 1.0 - - - 8.1 0.1 - 0.7 0.1 - 0.4 0.0 - 9.2 0.2 -

3rd Party - - - 85% 98% - 7% 47% - - - - 43% 55% - - - - - - - 38% 25% -

Equipment Failure 5% 1% 37% 7% 1% - 19% 11% - - - - - - - - - - 100% 100% - 4% 1% -

Operation 3% 1% - - - - 74% 43% - - - - - - - 100% 100% - - - - 7% 53% -

Other - - 63% - - - - - 100% - - - 57% 45% - - - - - - - 50% 21% -

Vegetation/Animal 93% 99% - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - 8% 1% - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

CITY CREEK(12KV) - Customers: 1,640 37.0 0.4 1.9 - - - 83.1 0.3 1.6 1.4 0.0 1.0 - - - 6.7 1.0 - - - - 8.1 1.0 1.0

3rd Party 47% 78% 52% - - - - - - - - - - - - - - - - - - - - -

Equipment Failure 14% 1% - - - - 8% 24% - - - - - - - 6% 0% - - - - 5% 0% -

Operation - - - - - - - - - - - - - - - 94% 100% - - - - 78% 99% -

Other - - - - - - 92% 76% 100% 100% 100% 100% - - - - - - - - - 17% 1% 100%

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 39% 20% 48% - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

CLUB OAKS(33KV) - Customers: 2 22.0 1.0 2.0 - - 3.0 591.8 1.6 2.2 66.5 0.5 - - - - - - 1.1 8196.3 6.5 4.4 8262.9 7.1 5.5

3rd Party - - 50% - - - 2% 67% 50% - - - - - - - - - - - - - - -

Equipment Failure 100% 100% - - - - 98% 33% - - - - - - - - - - 0% 17% - 0% 15% -

Operation - - - - - 33% - - - 100% 100% - - - - - - - 28% 33% 25% 29% 38% 20%

Other - - 50% - - 67% - - - - - - - - - - - 100% - - 75% - - 80%

Vegetation/Animal - - - - - - - - 50% - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - 12% 17% - 12% 15% -

PSPS - - - - - - - - - - - - - - - - - - 59% 33% - 59% 31% -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 5 of 26

2016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019 4th Qtr 2019 2019

25

CircuitHistory6

SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

COLA(4.16KV) - Customers: 728 - - 2.0 281.7 2.0 0.8 1.0 0.1 6.0 - - - - - - 4.2 0.0 2.0 - - - 4.2 0.0 2.0

3rd Party - - 50% 67% 49% - - - 67% - - - - - - - - 50% - - - - - 50%

Equipment Failure - - - 33% 51% 100% - - - - - - - - - 100% 100% - - - - 100% 100% -

Operation - - - - - - 100% 100% - - - - - - - - - - - - - - - -

Other - - 50% - - - - - 17% - - - - - - - - 50% - - - - - 50%

Vegetation/Animal - - - - - - - - 17% - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

COWEN(4.16KV) - Customers: 671 180.1 2.0 3.0 814.0 1.1 5.8 17.7 1.0 - 525.6 1.4 1.0 - - - 5.1 0.0 - 4.2 0.0 2.0 534.9 1.4 3.0

3rd Party 25% 50% 33% 98% 89% 16% - - - 100% 100% - - - - - - - - - 50% 98% 96% 33%

Equipment Failure - - - 1% 1% 17% 23% 2% - - - - - - - 32% 62% - 100% 100% 50% 1% 3% 33%

Operation - - 33% 1% 9% - 77% 98% - 0% 0% - - - - 68% 38% - - - - 1% 1% -

Other 75% 50% 33% - - 34% - - - - - 100% - - - - - - - - - - - 33%

Vegetation/Animal - - - - - 33% - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

CRAFTSMAN(12KV) - Customers: 58 - - 2.0 - - - - - - 62.8 1.0 - - - - - - - - - - 62.8 1.0 -

3rd Party - - 51% - - - - - - - - - - - - - - - - - - - - -

Equipment Failure - - 49% - - - - - - 100% 100% - - - - - - - - - - 100% 100% -

Operation - - - - - - - - - - - - - - - - - - - - - - - -

Other - - - - - - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

CRAM(12KV) - Customers: 1,314 437.4 3.6 1.0 364.3 0.9 1.1 87.4 1.3 1.0 0.2 0.0 - - - - 66.1 0.3 - - - - 66.3 0.3 -

3rd Party - - - - - - 78% 78% 100% - - - - - - - - - - - - - - -

Equipment Failure 85% 81% - 94% 73% 100% 21% 12% - 31% 50% - - - - 97% 69% - - - - 97% 69% -

Operation 15% 19% - 6% 27% - 1% 10% - 69% 50% - - - - 3% 31% - - - - 3% 31% -

Other 0% 0% 100% - - 0% - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 6 of 26

2016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019 4th Qtr 2019 2019

26

CircuitHistory7

SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

DOOLEY(12KV) - Customers: 2,174 155.4 2.1 0.7 250.0 2.2 1.0 222.3 1.8 - 39.3 0.1 - 8.7 0.1 - 3.9 0.0 - 1.1 0.0 1.0 53.0 0.2 1.0

3rd Party 46% 47% - - - 100% 50% 89% - 3% 10% - 4% 35% - - - - - - - 3% 16% -

Equipment Failure 2% 16% 100% 85% 55% - 37% 8% - 56% 39% - 66% 47% - 93% 84% - 100% 100% - 62% 49% -

Operation - - - 15% 45% - 12% 3% - 40% 51% - 31% 18% - 7% 16% - - - - 35% 35% -

Other - - - - - - - - - - - - - - - - - - - - 100% - - 100%

Vegetation/Animal 52% 37% - 0% 0% - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - 1% 0% - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

DRAGON(12KV) - Customers: 341 - - - - - 1.0 7.8 1.0 - 0.6 0.0 - - - - - - - - - - 0.6 0.0 -

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure - - - - - - - - - 100% 100% - - - - - - - - - - 100% 100% -

Operation - - - - - - 100% 100% - - - - - - - - - - - - - - - -

Other - - - - - - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - 100% - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

DRESSEN(12KV) - Customers: 349 528.1 2.4 9.1 128.1 2.2 1.0 166.1 0.4 - - - - - - - - - - - - - - - -

3rd Party - - 11% - - - - - - - - - - - - - - - - - - - - -

Equipment Failure 95% 89% 89% 35% 47% - 1% 2% - - - - - - - - - - - - - - - -

Operation 1% 6% - 58% 52% - 86% 64% - - - - - - - - - - - - - - - -

Other - - - - - - 12% 34% - - - - - - - - - - - - - - - -

Vegetation/Animal 4% 5% - - - 100% - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - 7% 2% - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

DUMAS(12KV) - Customers: 595 233.7 1.7 2.0 42.5 1.0 0.6 122.7 1.2 1.7 - - 0.4 - - - 87.1 1.3 1.0 19.9 0.6 2.0 107.1 1.8 3.4

3rd Party 14% 25% - - - - - - - - - 100% - - - 100% 100% - 100% 100% - 100% 100% 12%

Equipment Failure 86% 75% - 100% 100% 100% 100% 100% 43% - - - - - - - - - - - 50% - - 29%

Operation 0% 0% - - - - - - - - - - - - - - - - - - - - - -

Other - - 50% - - - - - 57% - - - - - - - - 100% - - 50% - - 58%

Vegetation/Animal - - 50% - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 7 of 26

2016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019 4th Qtr 2019 2019

27

CircuitHistory8

SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

DUNLAP(12KV) - Customers: 743 101.4 2.9 2.0 205.8 1.2 1.0 61.1 0.9 0.1 300.5 0.9 0.1 - - - - - 1.0 85.3 0.9 1.9 385.8 1.8 3.0

3rd Party - - 50% 14% 83% - 99% 98% 100% 100% 100% 100% - - - - - - - - - 78% 50% 3%

Equipment Failure 91% 68% - 79% 9% 100% 1% 2% - - - - - - - - - - 100% 100% 48% 22% 50% 30%

Operation - - - 7% 7% - - - - - - - - - - - - 100% - - - - - 33%

Other - - - - - - - - - - - - - - - - - - - - 52% - - 33%

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 9% 32% 50% - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

DUROX(12KV) - Customers: 689 101.7 1.4 0.6 536.3 1.3 - 141.5 2.0 - 6.5 0.3 0.7 - - - - - - - - - 6.5 0.3 0.7

3rd Party 100% 100% 100% - - - 48% 49% - 100% 100% 100% - - - - - - - - - 100% 100% 100%

Equipment Failure - - - 89% 75% - 52% 51% - - - - - - - - - - - - - - - -

Operation - - - 11% 25% - - - - - - - - - - - - - - - - - - -

Other - - - - - - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

ECHO(12KV) - Customers: 1,764 85.7 1.0 1.0 13.7 0.1 - 24.3 1.2 1.0 2.2 0.0 - 0.9 0.0 0.0 70.6 0.5 - 191.4 0.4 - 265.1 0.9 0.0

3rd Party - - - - - - - - 100% - - - - - - - - - - - - - - -

Equipment Failure 90% 97% - 91% 79% - 4% 12% - 0% 3% - 3% 5% - - - - 0% 0% - 0% 0% -

Operation 2% 1% - 9% 21% - - - - - - - 5% 5% - - - - 100% 100% - 72% 46% -

Other - - - - - - 79% 87% - 100% 97% - 92% 90% 100% - - - - - - 1% 3% 100%

Vegetation/Animal - - - - - - 17% 1% - - - - - - - 100% 100% - - - - 27% 51% -

Weather/Fire/Earthquake 9% 1% 100% - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

ELLIOT(4.16KV) - Customers: 490 14.6 0.0 2.0 4.7 0.0 2.0 1.6 0.0 7.0 - - - - - - - - - - - - - - -

3rd Party - - 50% - - - - - 86% - - - - - - - - - - - - - - -

Equipment Failure 100% 100% - 97% 20% - 100% 100% - - - - - - - - - - - - - - - -

Operation - - - 3% 80% - - - - - - - - - - - - - - - - - - -

Other - - 50% - - 100% - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - 14% - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 8 of 26

2016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019 4th Qtr 2019 2019

28

CircuitHistory9

SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

EXPO(4.16KV) - Customers: 626 - - 3.0 241.4 2.0 9.0 487.7 4.0 8.0 49.3 1.3 5.7 56.1 1.0 - - - 2.9 - - - 105.4 2.3 8.6

3rd Party - - - - - - 10% 25% 13% 68% 23% 12% - - - - - - - - - 32% 13% 8%

Equipment Failure - - - - - - 25% 25% 25% 0% 0% 35% 0% 0% - - - - - - - 0% 0% 23%

Operation - - - 2% 1% - 0% 0% - 31% 77% - - - - - - - - - - 15% 43% -

Other - - 100% 64% 49% 89% 35% 25% 37% - - 53% - - - - - 66% - - - - - 57%

Vegetation/Animal - - - - - - - - 12% - - - 100% 100% - - - - - - - 53% 43% -

Weather/Fire/Earthquake - - - 35% 49% 11% 31% 25% 12% - - - - - - - - 34% - - - - - 12%

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

GARNER(4.16KV) - Customers: 917 72.7 1.1 1.9 809.7 1.1 7.1 113.9 1.5 1.0 6.0 1.0 1.0 - - - 9.3 0.1 0.0 1.1 0.0 2.0 16.4 1.1 3.0

3rd Party 62% 93% - 100% 100% 29% 7% 1% 100% - - - - - - - - - - - 50% - - 33%

Equipment Failure - - - - - 14% 78% 32% - - - - - - - 66% 23% - 31% 11% 50% 39% 3% 33%

Operation 2% 1% 52% - - - 12% 66% - 100% 100% 100% - - - 34% 77% 100% 69% 89% - 61% 97% 34%

Other - - - - - 28% 2% 1% - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - 29% - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 36% 6% 48% - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

GOLDBUCKLE(12KV) - Customers: 1,881 88.1 0.8 - 381.8 2.7 3.0 87.7 1.7 - 309.7 2.0 0.9 - - - 30.6 0.1 - 0.2 0.0 - 340.4 2.1 0.9

3rd Party - - - 50% 58% 33% 89% 88% - 70% 50% - - - - - - - - - - 63% 49% -

Equipment Failure 90% 95% - 50% 42% - 8% 7% - - - - - - - 100% 100% - 100% 100% - 9% 3% -

Operation 1% 0% - - - - 3% 5% - - - - - - - - - - - - - - - -

Other 9% 5% - - - 67% - - - 30% 50% 100% - - - - - - - - - 28% 48% 100%

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

GOODNER(4.16KV) - Customers: 877 62.5 0.1 3.0 361.0 2.1 4.0 24.4 2.0 7.9 69.5 1.2 0.7 - - 2.0 - - - - - - 69.5 1.2 2.7

3rd Party - - - 84% 49% 25% 17% 1% 12% - - - - - - - - - - - - - - -

Equipment Failure 11% 12% - 4% 2% 50% 2% 0% 25% 99% 99% - - - 50% - - - - - - 99% 99% 37%

Operation 23% 68% 33% 2% 47% - 53% 50% - - - - - - - - - - - - - - - -

Other - - 67% - - - 28% 50% 63% 1% 1% 100% - - - - - - - - - 1% 1% 25%

Vegetation/Animal - - - - - - - - - - - - - - 50% - - - - - - - - 37%

Weather/Fire/Earthquake 66% 20% - 9% 2% 25% - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 9 of 26

2016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019 4th Qtr 2019 2019

29

CircuitHistory10SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

GUTHRIE(12KV) - Customers: 2,644 18.8 0.1 2.0 55.6 0.7 2.8 18.2 0.0 2.0 1.0 0.1 1.0 6.9 0.3 1.0 2.4 0.0 - 15.0 0.1 - 25.2 0.4 2.0

3rd Party - - 50% 1% 0% 35% - - 50% - - - - - - - - - - - - - - -

Equipment Failure 8% 20% 50% 78% 94% 29% 98% 97% - - - - 17% 1% - - - - 87% 95% - 56% 16% -

Operation 92% 80% - 21% 6% - 2% 3% 50% - - - - - - - - - - - - - - -

Other - - - - - 36% - - - - - - - - 100% 100% 100% - 13% 5% - 17% 6% 50%

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - 100% 100% 100% 83% 99% - - - - - - - 26% 78% 50%

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

HALLMARK(12KV) - Customers: 18 - - - - - - - - 1.0 - - - - - - 10.0 1.0 - 7.0 1.0 - 17.0 2.0 -

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure - - - - - - - - - - - - - - - - - - - - - - - -

Operation - - - - - - - - - - - - - - - - - - - - - - - -

Other - - - - - - - - 100% - - - - - - - - - 100% 100% - 41% 50% -

Vegetation/Animal - - - - - - - - - - - - - - - 100% 100% - - - - 59% 50% -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

HARLEM SPRINGS(12KV) - Customers: 2,744 472.8 1.8 3.4 35.8 0.0 - 54.7 1.4 1.3 41.1 1.0 0.3 128.5 0.7 1.0 15.0 0.7 1.0 12.7 0.0 - 197.4 2.4 2.4

3rd Party - - - - - - - - - - - - 1% 1% - - - - - - - 1% 0% -

Equipment Failure 0% 0% - 5% 40% - 14% 3% - 99% 99% 100% 91% 95% 34% 49% 90% - 100% 100% - 90% 95% 30%

Operation 9% 61% - - - - 21% 24% 22% 1% 1% - 1% 2% 66% 1% 1% - - - - 1% 1% 28%

Other - - 56% - - - - - - - - - 7% 3% - 10% 3% 100% - - - 5% 2% 42%

Vegetation/Animal - - 33% - - - 66% 73% 78% - - - - - - 40% 6% - - - - 3% 2% -

Weather/Fire/Earthquake 91% 39% 11% 95% 60% - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

HARRIS(4.16KV) - Customers: 1 - - - - - 1.0 - - - - - - - - - - - - - - - - - -

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure - - - - - - - - - - - - - - - - - - - - - - - -

Operation - - - - - - - - - - - - - - - - - - - - - - - -

Other - - - - - 100% - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 10 of 26

2016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019 4th Qtr 2019 2019

30

CircuitHistory11SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

HERZ(12KV) - Customers: 1,692 24.4 0.1 - 98.5 1.5 4.9 267.4 1.0 1.1 8.4 0.0 - 0.7 0.0 1.4 0.8 0.0 - 29.0 0.0 0.7 38.9 0.1 2.1

3rd Party - - - 96% 99% 100% 99% 99% 100% - - - - - 69% - - - - - - - - 47%

Equipment Failure - - - 4% 1% - 1% 1% - - - - 59% 79% - 17% 9% - 1% 23% - 2% 26% -

Operation - - - - - - - - - - - - - - - 74% 82% - 99% 76% 100% 75% 58% 33%

Other - - - - - - - - - - - - 41% 21% 31% 10% 9% - 0% 1% - 1% 4% 21%

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 100% 100% - - - - - - - 100% 100% - - - - - - - - - - 22% 12% -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

HOLLY VISTA(12KV) - Customers: 1,366 1.0 0.0 1.0 93.6 1.3 2.0 325.3 3.3 3.9 2.5 0.0 - 14.4 0.1 - 1.7 0.0 - 12.6 0.1 1.0 31.2 0.2 1.0

3rd Party - - - - - 51% 96% 99% 60% - - - - - - - - - 92% 93% - 37% 58% -

Equipment Failure 100% 100% 100% 0% 0% - 1% 0% 26% 100% 100% - - - - 94% 86% - 8% 7% - 17% 15% -

Operation - - - 2% 1% - 2% 0% 14% - - - - - - 6% 14% - - - - 0% 1% -

Other - - - - - 49% 0% 0% - - - - 100% 100% - - - - - - 100% 46% 27% 100%

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - 98% 99% - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

HOLSTEIN(4.16KV) - Customers: 405 250.6 1.0 - 140.6 1.0 - 19.7 0.0 - 29.2 1.0 1.0 - - - 13.9 0.0 - 206.0 1.0 - 249.2 2.0 1.0

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure 100% 100% - 100% 100% - 100% 100% - - - - - - - 100% 100% - - - - 6% 1% -

Operation - - - - - - - - - 100% 100% 100% - - - - - - 100% 100% - 94% 99% 100%

Other - - - - - - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

HOSPAT(12KV) - Customers: 627 49.9 0.1 2.0 34.6 0.2 - 165.1 1.4 1.0 23.0 0.1 - 36.4 0.1 - - - - 236.5 2.0 1.0 295.9 2.2 1.0

3rd Party - - - - - - 4% 21% - - - - 59% 28% - - - - 2% 50% - 9% 47% -

Equipment Failure 34% 33% 50% - - - 96% 79% 100% 100% 100% - 6% 8% - - - - - - - 9% 5% -

Operation 66% 67% - 42% 26% - - - - - - - - - - - - - 98% 50% 100% 78% 45% 100%

Other - - 50% 30% 46% - - - - - - - 35% 65% - - - - - - - 4% 4% -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - 28% 29% - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 11 of 26

2016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019 4th Qtr 2019 2019

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CircuitHistory12SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

HOVATTER(12KV) - Customers: 1,522 96.2 1.7 3.0 204.7 2.2 2.2 131.1 1.7 3.5 4.0 0.0 - 2.4 0.0 - 0.3 0.0 - 1.8 0.0 - 8.5 0.1 -

3rd Party 38% 58% 33% - - 45% 45% 31% 12% - - - - - - - - - - - - - - -

Equipment Failure 48% 37% 33% 96% 73% 36% 50% 65% 58% 42% 22% - 10% 20% - - - - - - - 23% 14% -

Operation 14% 5% - 1% 2% - 5% 4% - 52% 66% - 18% 36% - 100% 100% - 100% 100% - 54% 69% -

Other - - 33% 3% 26% 19% - - 29% 7% 12% - 71% 44% - - - - - - - 23% 16% -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

IRVINGTON(12KV) - Customers: 591 2.6 0.0 1.3 11.0 0.1 3.0 - - 2.0 205.2 1.0 0.2 - - - 11.1 1.0 - 60.4 2.0 - 276.6 4.0 0.2

3rd Party - - - - - - - - 50% - - - - - - - - - - - - - - -

Equipment Failure 89% 67% 100% - - - - - - 100% 100% 100% - - - - - - - - - 74% 25% 100%

Operation 11% 33% - 100% 100% - - - - - - - - - - - - - - - - - - -

Other - - - - - 100% - - 50% - - - - - - - - - 100% 100% - 22% 50% -

Vegetation/Animal - - - - - - - - - - - - - - - 100% 100% - - - - 4% 25% -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

JUSTICE(12KV) - Customers: 454 107.3 0.9 1.9 - - - - - - - - - - - - - - - 2.9 0.1 - 2.9 0.1 -

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure 100% 100% - - - - - - - - - - - - - - - - - - - - - -

Operation - - 50% - - - - - - - - - - - - - - - 100% 100% - 100% 100% -

Other - - - - - - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - 50% - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

KENDELL(4.16KV) - Customers: 513 119.5 1.0 1.5 21.9 1.0 2.0 136.1 2.0 1.0 - - - 0.6 0.0 - - - - 254.4 2.2 - 255.0 2.2 -

3rd Party 100% 100% 33% - - 50% 99% 99% - - - - - - - - - - 100% 100% - 100% 99% -

Equipment Failure - - - - - - 1% 1% - - - - - - - - - - - - - - - -

Operation - - - 100% 100% - - - - - - - - - - - - - - - - - - -

Other - - 67% - - 50% - - - - - - 100% 100% - - - - - - - 0% 1% -

Vegetation/Animal - - - - - - - - 100% - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 12 of 26

2016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019 4th Qtr 2019 2019

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CircuitHistory13SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

LANCERS(12KV) - Customers: 2,715 214.3 2.5 4.0 343.7 1.9 1.6 23.8 0.5 2.4 1.2 0.0 - 0.7 0.0 - 19.5 1.0 - 1.8 0.0 - 23.2 1.0 -

3rd Party 42% 23% - 33% 78% 100% 2% 1% 78% 100% 100% - - - - - - - - - - 5% 0% -

Equipment Failure 8% 19% 75% 12% 9% - 13% 6% - - - - 100% 100% - 79% 97% - 100% 100% - 78% 97% -

Operation 48% 40% - 55% 13% - 74% 90% 22% - - - - - - 21% 3% - - - - 17% 3% -

Other - - 25% - - - 12% 3% - - - - - - - - - - - - - - - -

Vegetation/Animal 2% 18% - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

LARCH(33KV) - Customers: 3 - - 4.0 156.7 2.3 3.0 1610.8 5.0 6.3 - - - - - 2.0 - - 1.0 - - 1.0 - - 4.0

3rd Party - - 50% - - - 30% 20% 16% - - - - - 50% - - - - - - - - 25%

Equipment Failure - - - - - - 61% 40% 32% - - - - - - - - - - - - - - -

Operation - - - 100% 100% - - - - - - - - - - - - 100% - - - - - 25%

Other - - 25% - - 100% 0% 20% 37% - - - - - 50% - - - - - - - - 25%

Vegetation/Animal - - - - - - - - 16% - - - - - - - - - - - 100% - - 25%

Weather/Fire/Earthquake - - 25% - - - 9% 20% - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

LEBER(4.16KV) - Customers: 184 258.4 4.0 1.0 1399.3 6.4 1.2 64.4 1.9 2.0 343.1 3.0 1.0 - - 2.0 - - - - - - 343.1 3.0 3.0

3rd Party - - - 82% 35% 33% - - 54% - - - - - - - - - - - - - - -

Equipment Failure - - - 2% 1% 33% 71% 3% - - - - - - 50% - - - - - - - - 33%

Operation - - - 1% 6% - 19% 49% - - - - - - - - - - - - - - - -

Other 100% 100% 100% 16% 58% - 10% 49% 46% 67% 33% 100% - - - - - - - - - 67% 33% 33%

Vegetation/Animal - - - - - - - - - - - - - - 50% - - - - - - - - 33%

Weather/Fire/Earthquake - - - - - 33% - - - 33% 67% - - - - - - - - - - 33% 67% -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

LENA(12KV) - Customers: 589 107.4 1.0 - - - - 19.2 0.0 - - - - - - - 0.1 0.0 - - - - 0.1 0.0 -

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure 65% 95% - - - - 100% 100% - - - - - - - - - - - - - - - -

Operation 32% 5% - - - - - - - - - - - - - 100% 100% - - - - 100% 100% -

Other - - - - - - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 3% 0% - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 13 of 26

2016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019 4th Qtr 2019 2019

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CircuitHistory14SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

LIMONITE(33KV) - Customers: 2 324.3 1.0 1.0 - - - 703.0 2.0 1.0 110.0 1.0 2.0 - - - - - - - - - 110.0 1.0 2.0

3rd Party - - - - - - - - 100% 100% 100% 50% - - - - - - - - - 100% 100% 50%

Equipment Failure - - 100% - - - - - - - - - - - - - - - - - - - - -

Operation - - - - - - 100% 100% - - - - - - - - - - - - - - - -

Other 100% 100% - - - - - - - - - 50% - - - - - - - - - - - 50%

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

MACY(4.16KV) - Customers: 665 459.8 3.3 2.7 340.7 5.0 4.9 67.2 2.0 4.0 8.7 0.0 - 15.8 1.1 3.0 167.7 1.0 - 7.6 1.0 1.0 199.9 3.1 4.0

3rd Party 78% 92% 36% 37% 60% 60% - - 25% - - - - - - - - - - - - - - -

Equipment Failure 2% 1% - 1% 0% 20% 2% 1% - 100% 100% - 81% 97% 67% 99% 98% - - - - 94% 67% 50%

Operation 20% 7% 27% - - - 67% 50% - - - - - - - 1% 2% - - - - 0% 1% -

Other - - 36% 13% 20% 20% 32% 50% 75% - - - 19% 3% - - - - 100% 100% 100% 5% 33% 25%

Vegetation/Animal - - - - - - - - - - - - - - 33% - - - - - - - - 25%

Weather/Fire/Earthquake - - - 49% 20% - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

MATEUS(12KV) - Customers: 1,778 26.2 0.1 - 93.0 0.2 6.0 24.8 0.1 4.9 35.8 0.3 - 0.3 0.0 - - - - 82.0 0.5 0.6 118.1 0.8 0.6

3rd Party - - - 1% 2% 67% 38% 64% 80% - - - - - - - - - - - - - - -

Equipment Failure 63% 79% - 22% 23% - 62% 36% - - - - 100% 100% - - - - - - - 0% 0% -

Operation 4% 15% - 70% 70% - - - 20% - - - - - - - - - - - - - - -

Other - - - 7% 6% 33% - - - 100% 100% - - - - - - - 100% 100% 100% 100% 100% 100%

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 32% 5% - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

MEADOWBROOK(12KV) - Customers: 2,138 122.0 1.2 1.3 31.0 0.2 5.0 84.6 0.2 - 0.7 0.0 - 7.2 0.1 - 65.6 1.0 - 1.0 0.0 - 74.5 1.1 -

3rd Party - - - - - 40% - - - - - - - - - - - - - - - - - -

Equipment Failure 100% 100% 19% 38% 61% - 8% 48% - 100% 100% - 1% 9% - 100% 100% - 90% 94% - 90% 95% -

Operation - - - - - - - - - - - - 1% 5% - - - - 10% 6% - 0% 0% -

Other - - 81% 1% 2% - 0% 2% - - - - 98% 86% - - - - - - - 9% 4% -

Vegetation/Animal - - - 61% 37% 40% - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - 20% 92% 50% - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 14 of 26

2016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019 4th Qtr 2019 2019

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CircuitHistory15SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

MEDUSA(12KV) - Customers: 211 196.5 1.0 0.9 19.1 0.0 2.0 128.7 1.6 1.9 - - - 25.0 1.0 - 87.7 0.1 - - - - 112.7 1.1 -

3rd Party 100% 100% 100% 100% 100% 50% 100% 100% 100% - - - - - - - - - - - - - - -

Equipment Failure - - - - - - - - - - - - - - - - - - - - - - - -

Operation - - - - - - - - - - - - - - - 100% 100% - - - - 78% 11% -

Other - - - - - - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - 50% - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - 100% 100% - - - - - - - 22% 89% -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

MEREDITH(33KV) - Customers: 11 - - - 39.4 1.0 - 101.5 0.5 1.0 - - - - - - - - - - - - - - -

3rd Party - - - 100% 100% - - - - - - - - - - - - - - - - - - -

Equipment Failure - - - - - - - - - - - - - - - - - - - - - - - -

Operation - - - - - - - - - - - - - - - - - - - - - - - -

Other - - - - - - 100% 100% 100% - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

MONTY(12KV) - Customers: 126 - - 1.0 - - - 149.7 1.9 1.0 188.4 1.5 - - - - 118.2 1.0 - - - - 306.6 2.6 -

3rd Party - - - - - - 69% 90% 100% - - - - - - - - - - - - - - -

Equipment Failure - - - - - - - - - - - - - - - - - - - - - - - -

Operation - - - - - - - - - - - - - - - 100% 100% - - - - 39% 41% -

Other - - - - - - 31% 10% - - - - - - - - - - - - - - - -

Vegetation/Animal - - 100% - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - 100% 100% - - - - - - - - - - 61% 59% -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

MOUNTAIN(4.16KV) - Customers: 255 22.1 0.1 1.0 67.8 0.1 - 67.4 0.1 2.0 18.3 1.0 - 166.9 0.2 - 21.7 0.0 - - - - 206.9 1.3 -

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure 43% 43% - 100% 100% - 100% 100% 50% 56% 4% - - - - 100% 100% - - - - 15% 5% -

Operation - - 100% - - - - - - - - - 100% 100% - - - - - - - 81% 18% -

Other - - - - - - - - 50% - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - 44% 96% - - - - - - - - - - 4% 76% -

Weather/Fire/Earthquake 57% 57% - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 15 of 26

2016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019 4th Qtr 2019 2019

35

CircuitHistory16SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

MUFFIN(12KV) - Customers: 1,534 24.2 0.1 5.5 168.6 2.0 6.2 259.8 3.0 1.0 - - - - - 1.0 1.7 0.0 1.0 - - 2.0 1.7 0.0 3.9

3rd Party - - 18% 86% 54% 33% 22% 34% 100% - - - - - - - - 100% - - 50% - - 50%

Equipment Failure 76% 62% 18% 0% 0% 17% 53% 34% - - - - - - - - - - - - 50% - - 25%

Operation 3% 15% 18% 14% 46% - 0% 0% - - - - - - - 100% 100% - - - - 100% 100% -

Other - - - - - 17% - - - - - - - - 100% - - - - - - - - 25%

Vegetation/Animal - - 18% - - 33% - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 21% 23% 27% - - - 25% 32% - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

MULKEY(12KV) - Customers: 2,089 382.1 3.9 0.2 391.8 1.8 7.1 26.9 1.2 3.8 18.2 0.0 - 105.1 0.7 1.2 1.8 0.0 - 79.6 1.0 2.0 204.7 1.7 3.1

3rd Party 37% 53% - 14% 36% 28% - - 26% - - - 0% 0% 85% - - - - - - 0% 0% 32%

Equipment Failure 2% 21% 100% 15% 7% 53% 100% 100% 74% 79% 51% - 0% 0% - 100% 100% - - - - 8% 2% -

Operation - - - 0% 0% 4% - - - 21% 49% - 1% 2% - - - - 0% 0% 50% 3% 2% 31%

Other 61% 26% - 70% 56% - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - 1% 0% 14% - - - - - - 98% 98% 15% - - - 100% 100% 50% 89% 96% 37%

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

NIKE(12KV) - Customers: 223 - - - - - 1.0 42.7 0.3 3.0 - - - - - - - - - - - - - - -

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure - - - - - - 100% 100% 67% - - - - - - - - - - - - - - -

Operation - - - - - - - - - - - - - - - - - - - - - - - -

Other - - - - - - - - 33% - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - 100% - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

NORTHPARK(12KV) - Customers: 2,188 116.4 1.7 1.7 207.5 2.4 0.8 48.5 0.5 1.3 5.5 0.1 - 59.0 2.2 - 12.0 1.0 0.2 22.2 1.0 - 98.7 4.4 0.2

3rd Party 27% 59% 42% 0% 0% - 4% 0% 20% - - - - - - 3% 3% 100% - - - 0% 1% 100%

Equipment Failure 19% 2% - 33% 43% - 26% 15% - - - - 1% 1% - 2% 0% - 1% 0% - 1% 0% -

Operation 25% 17% - 5% 3% 3% 27% 74% - - - - 20% 53% - 6% 0% - - - - 13% 27% -

Other - - - 46% 33% 97% 34% 8% 80% 2% 1% - 79% 47% - - - - 95% 100% - 69% 46% -

Vegetation/Animal - - - - - - - - - - - - - - - 90% 96% - - - - 11% 23% -

Weather/Fire/Earthquake 29% 22% 58% 16% 20% - 9% 3% - 98% 99% - - - - - - - 4% 0% - 6% 3% -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 16 of 26

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CircuitHistory17SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

PARKDALE(12KV) - Customers: 1,621 58.3 1.0 2.0 99.1 2.1 1.0 383.5 3.1 0.1 76.0 0.5 - - - - - - - 1.8 0.0 - 77.8 0.6 -

3rd Party 98% 99% 50% - - - - - - - - - - - - - - - - - - - - -

Equipment Failure - - 50% 94% 98% - 100% 100% - 31% 63% - - - - - - - 90% 91% - 33% 64% -

Operation - - - 5% 2% - 0% 0% - 69% 37% - - - - - - - 10% 9% - 67% 36% -

Other 2% 1% - - - - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - 1% 0% 100% 0% 0% 100% - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

PENCIL(12KV) - Customers: 2,217 152.0 0.5 2.8 123.2 1.1 0.1 199.0 2.1 3.0 7.1 0.5 - 119.6 0.2 1.3 - - - - - - 126.7 0.7 1.3

3rd Party - - - - - - 78% 48% 33% - - - 100% 99% 25% - - - - - - 94% 24% 25%

Equipment Failure 2% 1% - 97% 98% 100% 22% 51% 67% 100% 100% - 0% 1% - - - - - - - 6% 76% -

Operation 10% 6% - 3% 1% - 0% 1% - - - - - - - - - - - - - - - -

Other - - - - - - 0% 0% - - - - - - 75% - - - - - - - - 75%

Vegetation/Animal - - - 1% 1% - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 88% 93% 100% - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

PERSHING(4.16KV) - Customers: 643 19.1 0.0 1.0 49.6 1.0 - - - 2.0 2.4 0.0 - 2.4 0.0 - 2.3 0.0 - - - - 7.1 0.1 -

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure 100% 100% - - - - - - 50% 100% 100% - - - - - - - - - - 34% 21% -

Operation - - 100% 100% 100% - - - - - - - - - - - - - - - - - - -

Other - - - - - - - - 50% - - - 100% 100% - 100% 100% - - - - 66% 79% -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

PLACID(12KV) - Customers: 3,166 72.7 0.3 0.1 103.0 1.2 2.4 91.6 0.7 2.2 135.3 1.6 0.7 5.3 0.0 - 0.3 0.0 - 60.7 1.0 0.6 201.5 2.6 1.2

3rd Party - - - 1% 0% 41% 12% 50% 8% 70% 92% 84% - - - - - - 99% 100% 100% 77% 94% 91%

Equipment Failure 25% 23% - 84% 87% 10% 76% 33% 92% 30% 8% - 73% 40% - 100% 100% - 1% 0% - 22% 5% -

Operation 75% 77% - 2% 1% - - - - - - - 2% 11% - - - - 0% 0% - 0% 0% -

Other - - 100% 10% 10% 9% 12% 18% - - - 16% 25% 49% - - - - - - - 1% 1% 9%

Vegetation/Animal - - - 4% 2% 40% - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 17 of 26

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CircuitHistory18SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

POTATO(12KV) - Customers: 1,641 67.4 1.0 4.8 185.8 1.0 6.8 127.6 2.1 1.0 0.2 0.0 - 0.3 0.0 - 18.4 0.1 - 81.9 0.6 2.6 100.8 0.7 2.6

3rd Party 74% 96% 46% 100% 100% 15% 92% 98% 100% - - - - - - 80% 89% - - - 39% 15% 8% 39%

Equipment Failure - - - 0% 0% 15% 6% 1% - - - - 100% 100% - 20% 11% - - - 38% 4% 2% 38%

Operation 15% 3% 21% - - - 2% 1% - - - - - - - - - - - - - - - -

Other - - - - - 15% - - - 100% 100% - - - - - - - - - - 0% 1% -

Vegetation/Animal - - 21% - - 56% - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 11% 1% 12% - - - - - - - - - - - - - - - 100% 100% 24% 81% 90% 24%

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

POWER(4.16KV) - Customers: 821 243.8 3.0 1.8 496.3 6.0 3.0 36.0 1.1 4.8 2.5 0.0 1.5 30.6 1.0 3.9 193.8 1.0 - 139.6 1.0 1.0 366.5 3.1 6.4

3rd Party 100% 100% 44% 56% 67% 33% - - 20% - - 89% - - 25% - - - - - - - - 36%

Equipment Failure - - - 1% 0% 33% 7% 0% - 100% 100% - 99% 100% 50% 100% 100% - - - - 62% 66% 31%

Operation - - - - - - 19% 6% - - - - 1% 0% - 0% 0% - 2% 2% - 1% 1% -

Other - - 56% 9% 17% 33% 73% 93% 80% - - 11% - - - - - - 98% 98% 100% 37% 33% 18%

Vegetation/Animal - - - - - - - - - - - - - - 25% - - - - - - - - 15%

Weather/Fire/Earthquake - - - 34% 17% - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

PUMALO(12KV) - Customers: 1,425 244.3 1.0 2.3 212.6 3.0 1.0 65.7 1.5 1.9 29.8 1.0 1.0 - - 1.0 - - - - - - 29.8 1.0 2.0

3rd Party - - - 41% 33% - - - - - - - - - 100% - - - - - - - - 50%

Equipment Failure 1% 1% 42% 59% 67% 100% 12% 68% 54% 100% 100% - - - - - - - - - - 100% 100% -

Operation - - - 0% 0% - - - - - - - - - - - - - - - - - - -

Other - - - - - - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 99% 99% 58% - - - 88% 32% 46% - - 100% - - - - - - - - - - - 50%

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

RAISIN(12KV) - Customers: 1,772 141.9 1.1 3.4 613.9 2.7 6.3 0.3 0.0 1.0 4.5 0.0 - 8.1 0.1 - - - - 1.2 0.0 2.0 13.8 0.2 2.0

3rd Party 1% 0% 37% 15% 37% 16% - - - - - - - - - - - - - - 50% - - 50%

Equipment Failure 80% 97% 4% 6% 9% 16% 100% 100% - 40% 9% - 28% 61% - - - - 28% 46% 50% 32% 47% 50%

Operation - - - 70% 20% - - - - 58% 86% - 2% 5% - - - - - - - 20% 25% -

Other - - 29% 9% 34% 38% - - - 2% 5% - 71% 34% - - - - 72% 54% - 49% 28% -

Vegetation/Animal - - 30% - - 31% - - 100% - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 19% 3% - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 18 of 26

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CircuitHistory19SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

REDICK(4.16KV) - Customers: 102 526.6 3.0 2.0 - - 3.0 - - 4.0 134.9 0.9 - - - - - - - - - - 134.9 0.9 -

3rd Party 95% 66% - - - 33% - - 76% - - - - - - - - - - - - - - -

Equipment Failure 1% 0% - - - - - - - - - - - - - - - - - - - - - -

Operation - - - - - - - - - 100% 100% - - - - - - - - - - 100% 100% -

Other 4% 33% 100% - - 67% - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - 24% - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

REISLING(12KV) - Customers: 1,304 153.1 2.7 3.6 37.5 0.7 0.4 411.1 1.4 2.2 - - - 0.8 0.0 - - - - 2.7 0.0 - 3.5 0.0 -

3rd Party 2% 1% - 79% 93% 100% 1% 0% - - - - - - - - - - - - - - - -

Equipment Failure - - 82% 7% 2% - 55% 54% 39% - - - - - - - - - - - - - - -

Operation 51% 38% - 14% 5% - 42% 43% 61% - - - - - - - - - 100% 100% - 78% 44% -

Other - - - - - - - - - - - - 100% 100% - - - - - - - 22% 56% -

Vegetation/Animal 5% 25% 9% - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 42% 37% 9% - - - 2% 2% - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

RILEY(12KV) - Customers: 630 2.0 0.1 - 221.6 1.7 1.3 417.9 2.4 1.6 86.9 0.1 - 134.1 0.8 0.5 - - - 107.0 1.0 - 328.1 1.9 0.5

3rd Party - - - - - - - - - - - - 100% 100% 100% - - - - - - 41% 44% 100%

Equipment Failure - - - 26% 49% 87% 96% 99% 38% - - - - - - - - - 100% 100% - 33% 53% -

Operation 100% 100% - 2% 2% - - - - 100% 100% - - - - - - - - - - 26% 3% -

Other - - - - - - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - 4% 1% 62% - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - 72% 48% 13% - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

ROI-TAN(12KV) - Customers: 2,827 209.0 2.3 3.7 459.7 3.9 2.7 215.8 3.2 4.0 1.4 0.0 - 163.7 1.4 1.3 227.6 2.3 0.5 190.8 2.8 2.0 583.5 6.5 3.8

3rd Party 20% 26% 26% 11% 7% - 38% 28% 29% - - - 8% 19% - - - - - - - 2% 4% -

Equipment Failure 49% 48% 74% 54% 33% 27% 10% 17% 11% - - - 75% 70% 100% 88% 55% - 0% 0% - 55% 35% 33%

Operation 12% 4% - 22% 28% - 13% 34% - 100% 100% - 1% 1% - 7% 1% 100% - - - 3% 1% 14%

Other 15% 22% - 11% 26% 36% 39% 21% 60% - - - 16% 10% - 0% 0% - 75% 91% 100% 29% 41% 53%

Vegetation/Animal - - - - - - - - - - - - - - - 5% 43% - - - - 2% 15% -

Weather/Fire/Earthquake 5% 1% - 2% 6% 36% - - - - - - - - - - - - 25% 9% - 8% 4% -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 19 of 26

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CircuitHistory20SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

RYE(12KV) - Customers: 1,079 32.0 0.1 4.0 156.8 1.1 5.0 11.4 0.1 - - - - 39.9 0.2 - - - - - - 2.0 39.9 0.2 2.0

3rd Party - - 50% 81% 94% 20% 99% 99% - - - - - - - - - - - - 50% - - 50%

Equipment Failure 52% 35% - 18% 3% 20% 1% 1% - - - - 75% 53% - - - - - - 50% 75% 53% 50%

Operation - - 25% 2% 3% - - - - - - - - - - - - - - - - - - -

Other 48% 65% - - - 20% - - - - - - 25% 46% - - - - - - - 25% 46% -

Vegetation/Animal - - 25% - - 40% - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - 1% 2% - - - - - - - 1% 2% -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

SAGE(4.16KV) - Customers: 415 44.9 1.0 3.0 426.2 2.0 9.9 37.8 2.0 6.1 - - 2.0 - - - 4.2 0.1 - 18.5 1.4 2.9 22.7 1.4 4.9

3rd Party 97% 97% - 51% 50% 30% - - 49% - - - - - - - - - - - 33% - - 20%

Equipment Failure - - - 2% 1% 10% 64% 51% 16% - - - - - - - - - - - 33% - - 20%

Operation 3% 3% 34% - - 10% 36% 49% - - - - - - - 100% 100% - 100% 100% - 100% 100% -

Other - - 66% 47% 49% 30% - - 34% - - 100% - - - - - - - - 33% - - 61%

Vegetation/Animal - - - - - 20% - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

SAUTERNE(12KV) - Customers: 1,435 116.4 2.2 4.9 103.3 0.4 1.8 522.1 3.7 1.1 83.3 0.3 1.0 125.5 0.4 - 107.7 1.0 - 5.1 0.0 - 321.7 1.7 1.0

3rd Party 20% 49% 22% 100% 100% 50% 81% 90% - - - - 58% 29% - - - - - - - 23% 7% -

Equipment Failure 21% 7% 59% - - - - - - 66% 50% 100% 42% 71% - 100% 100% - 1% 6% - 67% 83% 100%

Operation 58% 44% - - - - 18% 7% 100% - - - - - - - - - 99% 94% - 2% 2% -

Other - - - - - 50% - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - 19% - - - 1% 4% - 34% 50% - - - - - - - - - - 9% 7% -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

SHERRY(12KV) - Customers: 1,786 159.0 3.4 9.0 269.3 0.5 1.3 93.3 1.0 1.5 - - - - - - 17.2 0.1 - 0.7 0.0 - 17.9 0.1 -

3rd Party 13% 29% 44% 48% 25% 100% - - - - - - - - - - - - - - - - - -

Equipment Failure 29% 37% 44% 50% 64% - 100% 100% 34% - - - - - - 100% 100% - - - - 96% 81% -

Operation 47% 30% - 1% 11% - - - 66% - - - - - - - - - - - - - - -

Other 11% 3% - - - - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - 11% - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - 100% 100% - 4% 19% -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 20 of 26

2016 2017 2018 1st Qtr 2019 2nd Qtr 2019 3rd Qtr 2019 4th Qtr 2019 2019

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CircuitHistory21SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

SHIRAZ(12KV) - Customers: 2,479 87.8 1.0 4.0 37.7 0.6 1.9 76.0 0.4 4.7 - - - 16.0 1.0 - 0.7 0.0 - 16.3 1.0 - 33.0 2.0 -

3rd Party - - - 59% 52% 36% 1% 0% 43% - - - 91% 99% - - - - - - - 44% 48% -

Equipment Failure - - 75% 19% 3% - 90% 80% 36% - - - 9% 1% - 22% 44% - 5% 0% - 7% 1% -

Operation 100% 100% - 23% 45% 12% 0% 1% 21% - - - - - - 78% 56% - 95% 100% - 49% 51% -

Other - - - - - 52% 9% 19% - - - - - - - - - - - - - - - -

Vegetation/Animal - - 25% - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

SHOPS(12KV) - Customers: 424 1.5 0.0 2.0 332.7 3.2 0.7 0.6 0.0 - 7.4 0.1 0.5 226.9 0.5 1.5 94.6 2.0 1.0 233.8 2.0 0.0 562.8 4.6 3.0

3rd Party - - 50% - - - - - - - - - - - - - - - - - - - - -

Equipment Failure 100% 100% - 100% 100% 100% 100% 100% - - - - 13% 8% - 100% 100% 100% 40% 51% 100% 39% 67% 34%

Operation - - - - - - - - - 100% 100% 100% 87% 92% 100% 0% 0% - - - - 36% 12% 66%

Other - - - - - - - - - - - - - - - - - - 60% 49% - 25% 21% -

Vegetation/Animal - - 50% - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

SILVERTONE(12KV) - Customers: 426 - - 3.0 156.3 3.2 4.4 13.4 1.6 3.4 27.1 0.1 - - - - - - - 0.9 0.0 - 28.0 0.1 -

3rd Party - - 33% - - 23% - - 59% - - - - - - - - - - - - - - -

Equipment Failure - - 67% 46% 59% 9% 13% 1% - - - - - - - - - - - - - - - -

Operation - - - 26% 7% - 87% 99% 11% - - - - - - - - - - - - - - -

Other - - - 7% 32% 68% - - 30% - - - - - - - - - 100% 100% - 3% 3% -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - 21% 3% - - - - 100% 100% - - - - - - - - - - 97% 97% -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

SPARKS(12KV) - Customers: 968 77.6 0.1 1.0 26.8 0.1 - 60.3 0.4 2.7 140.9 0.3 1.3 - - - 24.2 0.1 - 9.3 0.1 - 174.4 0.5 1.3

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure 38% 55% - 87% 59% - 52% 14% 37% 0% 2% - - - - 100% 100% - 100% 100% - 19% 28% -

Operation - - - 13% 41% - - - - - - - - - - - - - - - - - - -

Other - - 100% - - - - - 37% - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 62% 45% - - - - 48% 86% 26% 100% 98% 100% - - - - - - - - - 81% 72% 100%

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 21 of 26

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41

CircuitHistory22SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

STEGMAN(12KV) - Customers: 862 - - - 3.1 0.0 3.0 48.7 2.1 3.0 0.5 0.0 - - - - - - - - - - 0.5 0.0 -

3rd Party - - - 100% 100% 34% 45% 48% 33% - - - - - - - - - - - - - - -

Equipment Failure - - - - - - 30% 50% 33% 100% 100% - - - - - - - - - - 100% 100% -

Operation - - - - - - 25% 2% - - - - - - - - - - - - - - - -

Other - - - - - 66% - - 33% - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

STERLING(4.16KV) - Customers: 528 - - - 101.0 1.0 - - - - - - - - - - - - 3.0 13.9 0.1 - 13.9 0.1 3.0

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure - - - 100% 100% - - - - - - - - - - - - - 100% 100% - 100% 100% -

Operation - - - - - - - - - - - - - - - - - 67% - - - - - 67%

Other - - - - - - - - - - - - - - - - - 33% - - - - - 33%

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

SUN(4.16KV) - Customers: 7 - - - - - 1.0 - - 0.4 - - - - - - - - - - - - - - -

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure - - - - - - - - - - - - - - - - - - - - - - - -

Operation - - - - - - - - - - - - - - - - - - - - - - - -

Other - - - - - 100% - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - 100% - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

SUTT(12KV) - Customers: 1,813 31.4 0.0 2.9 60.3 0.1 0.0 98.2 1.4 1.0 1.1 0.0 - 8.0 0.1 1.0 1.4 0.0 - 214.2 1.6 0.7 224.8 1.7 1.7

3rd Party - - - 3% 12% - - - - - - - - - 8% - - - - - - - - 5%

Equipment Failure 81% 61% 35% 49% 25% - 50% 83% 100% - - - 61% 23% - 46% 32% - - - - 2% 2% -

Operation 7% 4% - - - - - - - 31% 30% - 35% 71% 1% 54% 68% - 8% 46% 100% 9% 47% 44%

Other 12% 35% 65% 13% 43% 100% 0% 0% - 69% 70% - 4% 6% 91% - - - - - - 0% 1% 52%

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - 35% 20% - 49% 17% - - - - - - - - - - 77% 53% - 74% 50% -

PSPS - - - - - - - - - - - - - - - - - - 15% 1% - 14% 1% -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 22 of 26

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CircuitHistory23SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

SWEETWATER(12KV) - Customers: 2,291 45.1 0.2 - - - 1.0 32.9 0.6 1.0 0.2 0.0 - 95.1 1.0 0.3 12.3 1.0 - 2406.2 2.0 - 2513.7 4.1 0.3

3rd Party - - - - - - - - - - - - 94% 95% 100% - - - - - - 4% 24% 100%

Equipment Failure 94% 88% - - - - 2% 5% - 100% 100% - 6% 4% - - - - - - - 0% 1% -

Operation 6% 12% - - - 100% - - 100% - - - - - - - - - - - - - - -

Other - - - - - - 98% 95% - - - - 0% 1% - - - - 1% 50% - 1% 25% -

Vegetation/Animal - - - - - - - - - - - - - - - 100% 100% - - - - 0% 25% -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - 99% 50% - 94% 25% -

TAMPICO(12KV) - Customers: 964 129.8 1.1 3.1 16.2 0.0 1.0 221.2 1.5 2.8 5.0 0.0 - 14.6 0.1 2.0 - - - 26.4 0.2 - 46.0 0.3 2.0

3rd Party 1% 0% 32% 16% 24% - - - - 100% 100% - - - 50% - - - - - - 11% 3% 50%

Equipment Failure - - - 82% 71% - 53% 11% - - - - - - - - - - 100% 100% - 57% 74% -

Operation 88% 98% - - - - 1% 1% - - - - 100% 100% - - - - - - - 32% 24% -

Other - - 68% 3% 5% 100% 42% 72% 72% - - - - - 50% - - - - - - - - 50%

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 11% 2% - - - - 4% 16% 28% - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

URBITA(12KV) - Customers: 2,025 2.9 0.0 3.0 26.0 0.0 2.1 127.2 1.7 2.5 77.3 0.5 0.5 1.3 0.0 - 1.4 0.0 - 2.4 0.0 - 82.4 0.6 0.5

3rd Party - - 33% - - - 1% 1% 81% 6% 7% - - - - - - - - - - 6% 6% -

Equipment Failure - - 67% 99% 97% - 93% 94% 19% 93% 92% 100% 18% 26% - 30% 24% - 15% 22% - 88% 87% 100%

Operation - - - - - 48% 6% 5% - - - - 43% 41% - 70% 76% - 85% 78% - 4% 5% -

Other - - - - - - - - - 1% 1% - 39% 32% - - - - - - - 2% 2% -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 100% 100% - 1% 3% 52% - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

VARGAS(12KV) - Customers: 1,639 8.6 0.2 2.4 66.9 0.7 1.0 29.3 0.3 2.9 3.1 0.0 - 0.6 0.0 - 10.4 1.0 - 275.1 2.8 - 289.3 3.8 -

3rd Party - - - - - 100% - - 34% - - - - - - - - - - - - - - -

Equipment Failure - - - 12% 9% - 33% 8% - - - - 100% 100% - - - - - - - 0% 0% -

Operation 20% 7% - 38% 29% - 32% 14% 32% 100% 100% - - - - 4% 0% - 97% 64% - 94% 47% -

Other - - - 50% 62% - 35% 78% 34% - - - - - - - - - 3% 36% - 2% 26% -

Vegetation/Animal - - - - - - - - - - - - - - - 96% 100% - - - - 3% 26% -

Weather/Fire/Earthquake 80% 93% 100% - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 23 of 26

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CircuitHistory24SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

VARSITY(12KV) - Customers: 86 2.9 0.0 - 66.0 1.0 - - - 1.0 - - - 379.9 1.3 1.7 85.4 2.0 - 231.5 1.1 2.2 696.8 4.5 3.9

3rd Party - - - - - - - - - - - - - - - 88% 50% - 100% 100% 100% 44% 48% 57%

Equipment Failure - - - 100% 100% - - - - - - - 100% 100% 41% - - - - - - 55% 30% 17%

Operation - - - - - - - - - - - - - - - - - - - - - - - -

Other - - - - - - - - 100% - - - - - 59% - - - - - - - - 25%

Vegetation/Animal 100% 100% - - - - - - - - - - - - - 12% 50% - - - - 1% 22% -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

VERDEMONT(33KV) - Customers: 11 5254.6 1.6 1.6 1037.5 4.2 2.6 195.4 1.2 4.2 - - - 9.5 1.2 3.0 639.0 1.6 - - - 1.0 648.5 2.8 4.0

3rd Party 7% 88% 25% 34% 33% 23% 92% 17% 29% - - - - - - - - - - - - - - -

Equipment Failure - - - 20% 10% 38% - - - - - - 73% 83% 67% 77% 63% - - - - 77% 71% 50%

Operation - - - 4% 10% - - - - - - - 27% 17% - 23% 38% - - - - 23% 29% -

Other - - 75% 4% 24% 38% 8% 83% 71% - - - - - - - - - - - 100% - - 25%

Vegetation/Animal - - - - - - - - - - - - - - 33% - - - - - - - - 25%

Weather/Fire/Earthquake 93% 13% - 38% 24% - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

VIADUCT(4.16KV) - Customers: 447 20.9 0.0 2.0 62.8 1.1 3.1 166.0 1.1 2.0 34.7 1.0 3.0 - - - - - - 76.5 1.0 - 111.1 2.0 3.0

3rd Party - - - 56% 93% 63% - - - 97% 100% 67% - - - - - - - - - 30% 49% 67%

Equipment Failure 100% 100% 49% 40% 3% - 100% 100% - 3% 0% - - - - - - - - - - 1% 0% -

Operation - - - 4% 5% - - - - - - - - - - - - - 100% 100% - 69% 50% -

Other - - 51% - - 37% - - 50% - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - 50% - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - 33% - - - - - - - - - - - 33%

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

VITAMIN(12KV) - Customers: 845 141.1 1.0 - 116.7 0.6 0.5 73.5 0.6 1.3 30.9 0.6 0.5 - - - 6.5 0.1 1.0 - - 1.0 37.4 0.7 2.5

3rd Party - - - 99% 98% 100% - - - 36% 95% 100% - - - - - - - - - 30% 79% 19%

Equipment Failure - - - 1% 0% - 100% 100% 100% 64% 5% - - - - - - - - - - 53% 4% -

Operation 1% 0% - 0% 2% - - - - - - - - - - - - 100% - - - - - 41%

Other - - - - - - - - - - - - - - - 100% 100% - - - 100% 17% 17% 41%

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake 99% 100% - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 24 of 26

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CircuitHistory25SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

WARM CREEK(12KV) - Customers: 521 - - - 518.3 6.4 3.5 18.5 0.1 - 5.4 0.0 - - - - - - - 11.7 0.0 1.0 17.1 0.1 1.0

3rd Party - - - 22% 16% - - - - - - - - - - - - - 78% 83% 100% 53% 37% 100%

Equipment Failure - - - 63% 66% 61% - - - - - - - - - - - - 22% 17% - 15% 7% -

Operation - - - - - 28% 100% 100% - 100% 100% - - - - - - - - - - 32% 56% -

Other - - - - - - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - 15% 18% 11% - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

WATERMAN(12KV) - Customers: 1,169 82.1 0.6 1.4 48.9 0.2 - 191.5 1.7 1.5 0.3 0.0 - 16.6 0.0 1.0 - - - - - - 16.9 0.0 1.0

3rd Party - - - - - - 91% 95% 100% - - - - - - - - - - - - - - -

Equipment Failure 89% 84% 33% 76% 64% - 9% 5% - 100% 100% - 100% 100% 1% - - - - - - 100% 100% 1%

Operation - - - 24% 36% - - - - - - - - - - - - - - - - - - -

Other 11% 16% - - - - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - 67% - - - - - - - - - - - 99% - - - - - - - - 99%

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

WHITLOCK(4.16KV) - Customers: 409 97.9 0.3 1.0 476.4 2.0 1.0 - - - - - - - - - - - - 204.4 1.0 - 204.4 1.0 -

3rd Party - - - - - - - - - - - - - - - - - - - - - - - -

Equipment Failure - - - 23% 51% - - - - - - - - - - - - - - - - - - -

Operation 100% 100% 100% - - - - - - - - - - - - - - - 100% 100% - 100% 100% -

Other - - - - - 100% - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - 77% 49% - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

ZAPATA(12KV) - Customers: 1,089 79.0 0.1 3.0 133.8 1.3 - 61.2 1.1 0.0 - - - - - - 70.3 1.2 - - - - 70.3 1.2 -

3rd Party - - - - - - 36% 5% 100% - - - - - - 62% 82% - - - - 62% 82% -

Equipment Failure 100% 100% 33% - - - 5% 3% - - - - - - - - - - - - - - - -

Operation - - - 100% 100% - 59% 92% - - - - - - - 38% 18% - - - - 38% 18% -

Other - - 33% - - - - - - - - - - - - - - - - - - - - -

Vegetation/Animal - - 33% - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - - - - - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

Reliability Histories for Individual Circuits Serving City of San Bernardino - 25 of 26

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CircuitHistory26SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI SAIDI SAIFI MAIFI

ZINFANDEL(12KV) - Customers: 1,992 109.0 2.7 3.0 14.9 0.0 4.0 146.0 0.8 5.9 5.3 0.0 1.0 0.4 0.0 - 1.5 0.0 - - - 0.5 7.2 0.0 1.5

3rd Party 4% 18% 33% 97% 92% 25% 1% 1% 34% - - - - - - - - - - - - - - -

Equipment Failure - - - 2% 2% - 31% 15% 41% 66% 43% - 100% 100% - 100% 100% - - - - 75% 53% -

Operation 23% 38% - 0% 6% - 0% 1% 17% 34% 57% - - - - - - - - - 100% 25% 48% 32%

Other - - 67% - - 75% - - - - - 100% - - - - - - - - - - - 68%

Vegetation/Animal 73% 44% - - - - - - - - - - - - - - - - - - - - - -

Weather/Fire/Earthquake - - - - - - 68% 84% 9% - - - - - - - - - - - - - - -

PSPS - - - - - - - - - - - - - - - - - - - - - - - -

- - - - - - - - - - - - - - - - - - - - - - - - -

- - - - - - - - - - - - - - - - - - - - - - - - -

- - - - - - - - - - - - - - - - - - - - - - - - -

- - - - - - - - - - - - - - - - - - - - - - - - -

- - - - - - - - - - - - - - - - - - - - - - - - -

- - - - - - - - - - - - - - - - - - - - - - - - -

- - - - - - - - - - - - - - - - - - - - - - - - -

- - - - - - - - - - - - - - - - - - - - - - - - -

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Reliability Histories for Individual Circuits Serving City of San Bernardino - 26 of 26

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