Regional Air Quality Issues in the Midwest
Rob KaleelLake Michigan Air Directors ConsortiumJune 2, 2015
Overview
• Ozone, Fine Particles, and Regional Haze• Modeling Challenges and Policy• Mercury
2
Regional Planning Organizations
Nonattainment Areas for 2008 Ozone NAAQS
St. Louis
Sheboygan
Chicago
Dallas
Upper Green River Basin
Uintah Basin
Denver
Houston
Memphis
Baton Rouge
Atlanta
Cincinnati
Knoxville Charlotte
Columbus
Cleveland
Jamestown
Pittsburgh
Washington DC/VA
Baltimore
Seaford DE
New York
Philadelphia
Greater Connecticut
Allentown Dukes MA
Lancaster
Reading
PhoenixSan Diego
Calaveras Co
San Luis Obispo
Tuscan Buttes
Ventura Co
Morongo Tribe
Pechanga Tribe
Chico
Mariposa Co
San Francisco
Sacramento
San Joaquin Valley
Riverside Co
Nevada Co
LA-South Coast
West Mojave
E. Kern Co
Imperial Co
8-Hour Ozone Design Value Trends
LADCO StatesO
zon
e C
once
ntr
atio
n, p
pm
2012-2014 8-Hour Ozone Design Values
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2012-2014 8-Hour Ozone Design Values
2014 4th high 76 ppb
Proposed 8-Hour Ozone NAAQS - 70 ppb
Proposed 8-Hour Ozone NAAQS - 65 ppb
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Nonattainment Areas for 2012 PM2.5 NAAQS
Source: Brad Pierce, NOAA
Model Performance Issues: Characterizing the Lake Breeze
Model Performance Issues: Too much NOx?
Source: Brad Pierce, NOAA
Typical Summer Day NOx Emissions (tons/day)Chicago Ozone Nonattainment Area - 2011
Source: Illinois EPA
Model Performance Issue: Importance of Boundary Conditions
75 ppb O3 threshold
Contribution to Ozone – Harford, MD
Model Performance Issue: Ammonia Emissions – Winter Nitrate Events
Source: NADP ISWS
Annual Ammonia Emissions - 2002
Mercury Wet Deposition Monitoring in the Midwest
LADCO sponsored seminar:
Mercury in the Midwest
August 20-21, 2015
Hyatt Regency IndianapolisOne South Capitol Avenue
Indianapolis, IN
Contact Donna Kenski: [email protected]
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