May 25, 2015
Low NOx Burners(LNB)
and
Separated Overfire
Air(SOFA)
Old Dirty Plants(uncontrolled)
Cleaner Retrofitted
Plants
New Power Plants
Emissions
Age of Plant
2008 NOx Rates With NGS LNB Performance
Rank PlantStat
eNOx
(lb/MMBtu)Ran
kPlant State
NOx (lb/MMBtu)
1 Riverside MN 0.99 1 Riverside MN 0.992 Bay Front WI 0.94 2 Bay Front WI 0.943 Lakeside IL 0.91 3 Lakeside IL 0.914 Sheldon NE 0.90 4 Sheldon NE 0.905 Chamois MO 0.87 5 Chamois MO 0.876 Niles OH 0.83 6 Niles OH 0.837 Coyote ND 0.77 7 Coyote ND 0.778 Alma WI 0.76 8 Alma WI 0.769 Streeter IA 0.74 9 Streeter IA 0.74
10 Dubuque IA 0.73 10 Dubuque IA 0.73... ... ... ... ... ... ... ...
156 Navajo AZ 0.35 ... ... ... ...... ... ... ...... ... ... ...
321 Navajo AZ 0.20
EPA Health Standard
In 2010 – EPA introduced a new short term, hourly NO2 standard of 100 ppb (3 year average of 98% percentile).
In 2010 - Page measured 28 ppb in regard to the new hourly standard
24 hour PM 2.5 Concentration Air Quality Index
0.0 ug/m3 to 15.4 ug/m3 Good (Green)
15.4 ug/m3 to 35.0 ug/m3 Moderate (Yellow)
35.1 ug/m3 to 65.4 ug/m3 Unhealthy for Sensitive Groups (Orange)
65.5 ug/m3 to 150.4 ug/m3 Unhealthy (Red)
150.5 ug/m3 to 250.4 ug/m3 Very Unhealthy (Purple)
Greater than or equal to 250.5 ug/m3
Hazardous (Maroon)
EPA Air Quality Index, adjusted by the American Lung Association
Page - 2.6 ug/m3 annual average
Fourth Highest Daily Maximum 8-Hour Average Ozone Concentrations (ppb)in various National Parks for 2006–2008