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GIS & Emergency Management Before, During, and After Hurricane Katrina by James E. Mitchell, Ph. D., IT GIS Manager
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GIS and Emergency Management

Mar 04, 2023

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Page 1: GIS and Emergency Management

GIS & Emergency Management

Before, During, and After Hurricane Katrina

by James E. Mitchell, Ph. D., IT GIS Manager

Page 2: GIS and Emergency Management

GIS Analysis to Supportthe Evacuation Plan

Page 3: GIS and Emergency Management

Evacuation Phases Based on GIS Analysis

Page 4: GIS and Emergency Management

LouisianaEmergency Evacuation Plan

1. 72 hrs from Tropical Storm Wind Landfall Stage Assets and Personnel

2. 50 hrs from Tropical Storm Wind Landfall Evacuate Phase I

3. 40 hrs from Tropical Storm Wind Landfall Evacuate Phase II

4. 30 hrs from Tropical Storm Wind Landfall Evacuate Phase III - Contraflow

5. 6 hrs from Tropical Storm Wind Landfall Terminate Contraflow – Secure Assets and Personnel

6. Duck!

Page 5: GIS and Emergency Management

One Million Maps Distributed

Page 6: GIS and Emergency Management

HURREVAC – Friday August 26 Forecast Path

Page 7: GIS and Emergency Management

HURREVAC – Friday August 26 Forecast Winds

Page 8: GIS and Emergency Management

HURREVAC – Saturday August 26 72-hourForecast

Page 9: GIS and Emergency Management

¢¢¢¢¢

¢

¢¢¢

¢

¢

¢

¢

¢

¢

¢

¢

¢

¢¢

Three mile Limit

SRST2

42035

42019

42041

42001

GDIL1

42007

BURL1

DPIA1

4204042039

42036

42003

0

200

100

100 Nautical Miles

200 Nautical Miles

300 Nautical Miles

400 Nautical Miles

500 Nautical Miles

600 Nautical Miles

700 Nautical Miles

Mexico

United States

Cuba

GuatemalaHonduras

Belize

Nicaragua

The Bahamas

Cayman Is.

600 miles from Louisiana Shore

NWS Advisory #13A 1PMCST HURRICANE KATRINALAT 24.9N LONG82.6W72 HOUR NOTICE LINE FOR(Tropical Storm Winds 39 MPH)

E YE

¢

700 miles from Louisiana Coast

600 miles from Louisiana Coast

500 miles from Louisiana Coast

400 miles from Louisiana Coast

300 miles from Louisiana Coast

200 miles from Louisiana Coast

100 miles from Louisiana Coast

http://wavcis.csi.lsu.edu/http://www.weathermatrix.net/tropical/surface/interactive.shtml

WeatherBuoy 100 Nautical Mile Distancesfrom Louisiana State Line

0 175 350 525 70087.5Miles

72 Hour ERROR Notice of 39 MPHTropical Storm Winds (HURREVAC)

74MPH Hurricane

58MPH Gale Force

39MPH Tropical Winds

KATRINA Advisory #13A

Text

h

@

Pre-storm Information Delivery

Page 10: GIS and Emergency Management

HydroWatch Website

Page 11: GIS and Emergency Management

Access to Real-time Data

Page 12: GIS and Emergency Management

Real-time Weather Datafrom Meteorlogix

Page 13: GIS and Emergency Management

Search & Rescue Operational Grid

Page 14: GIS and Emergency Management

Geocoding RescuesTele Atlas and TomTom Made a Difference

Page 15: GIS and Emergency Management

Finding the Forgotten

Page 16: GIS and Emergency Management

Flooded Street Elevations

Page 17: GIS and Emergency Management

Damage Assessment – Moveable Bridges

Page 18: GIS and Emergency Management

7 SEPTEMBER 2005 TM IMAGE OF NEW ORLEANS AREA

Page 19: GIS and Emergency Management

FLOODED ROADWAYSIN THE NEW ORLEANSMETROPOLITAN AREA,JEFFERSON, ORLEANS,

PLAQUEMINES, AND ST. BERNARD PARISHES,

LOUISIANASTATE ROADWAYS ELIGIBLEFOR FHWA OR FEMA FUNDING

URBAN AREA

F E M A ROADWAY, NOT FLOODED

F E M A ROADWAY, FLOODEDF H W A ROADWAY, NOT FLOODED

F H W A ROADWAY, FLOODED

Existing Water

Flood Water (as of 02 September 2005)

LAKE PONTCHARTRAIN

MISSISSIPPI RIVER

NOTE: FLOODED AREA DATA PROVIDED BY FEMA

2 SEPTEMBER 2005 NEW ORLEANS FLOODED ROADWAYS

Page 20: GIS and Emergency Management

FLOODED ROADWAYSas of September 02, 2005

385.32

49.26

485.97

1730.98

103.49277.02

78.08

1270.06

0.00

200.00

400.00

600.00

800.00

1000.00

1200.00

1400.00

1600.00

1800.00

2000.00

JEFFERSON ORLEANS PLAQUEMINES ST. BERNARD

MIL

ES

NOT FLOODED FLOODED

2 SEPTEMBER 2005 ESTIMATED FLOODED ROADWAYS, BY PARISH

Page 21: GIS and Emergency Management

02 SEPTEMBER FLOODED ROADS (miles)

NOT FLOODED FLOODED TOTAL % NOT FLOODED % FLOODED

JEFFERSON FHWA 298.39 14.42 312.81 95.39% 4.61%

FEMA 1432.59 63.66 1496.25 95.75% 4.25%

JEFFERSON Total 1730.98 78.08 1809.06 95.68% 4.32%

ORLEANS FHWA 82.72 244.81 327.52 25.25% 74.75%

FEMA 310.27 1079.78 1390.05 22.32% 77.68%

ORLEANS Total 385.32 1270.06 1655.39 23.28% 76.72%

PLAQUEMINES FHWA 133.06 130.65 263.72 50.46% 49.54%

FEMA 382.52 70.56 453.08 84.43% 15.57%

PLAQUEMINES Total 485.97 103.49 589.45 82.44% 17.56%

ST. BERNARD FHWA 8.33 53.84 62.17 13.41% 86.59%

FEMA 40.93 223.19 264.11 15.50% 84.50%

ST. BERNARD Total 49.26 277.02 326.29 15.10% 84.90%

TOTAL 2670.17 1804.79 4474.96 59.67% 40.33%

2 SEPTEMBER 2005 ESTIMATED FLOODED ROADWAYS, BY PARISH

FEMA Disaster Reporting

Page 22: GIS and Emergency Management

Levees and Pump StationsWho knew?

Page 23: GIS and Emergency Management

Mapping Debris Removal

Page 24: GIS and Emergency Management

Search & Rescue Gridsthe Crossroads of Interoperability

The USNG did not work – No one had copies of the USNG–Louisiana spans two UTM Zones–The USNG is not a single grid but many panels–USNG panels overlap and create confusion

The Louisiana GIS Council, Emergency Data Committee–Met with state and federal ESF-9 participants–Examined existing and potential reference systems–Decided a grid system based on geographic

coordinates works best for coordinating air andsurface water search and rescue operations

http://dotdgis.dotd.louisiana.gov/website/OperationsGrid

Page 25: GIS and Emergency Management

New Orleans East with USNG

Page 26: GIS and Emergency Management

New Orleans East with the Louisiana Search and Rescue Grid

Page 27: GIS and Emergency Management

Lessons Learned• GIS needs to be deployed across all state

agencies, especially homeland security and emergency preparedness.

• Drill, drill, drill, drill, drill… TOGETHER!

• IT assets must be pre-deployed and backed up.

• FEMA needs to establish contacts, early, in an event with state agencies involved in response.

• Emergency preparedness and management require an on-going dialog between all parties.

• If it can happen - it will!

Page 28: GIS and Emergency Management

This presentation is dedicated to theIT Professionals who worked tirelessly to serve the

State of Louisianain the wake of Hurricanes Katrina and Rita

Their efforts, although largely unsung,saved lives and property, and made a difference