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Historical Whole or Part County Nonattainment Status by Year Since 1978 for Illinois

As of December 05, 2013
Listed by State, County, Pollutant (W=Whole County,P=Partial County designated nonattainment as of report date)
Select a State:  
AK | AL | AR | AZ | CA | CO | CT | DC | DE | FL | GA | GU | HI | IA | ID | IL | IN | KS | KY | LA | MA | MD | ME | MI | MN | MO |
MS | MT |NC | ND | NE | NH | NJ | NM | NV | NY | OH | OK | OR | PA | PR | RI | SC | TN | TX | UT | VA | VT | WA | WI | WV | WY |

Important Notes

ILLINOIS
County Pollutant 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 00 01 02 03 04 05 06 07 08 09 10 11 12 13
Adams County 1-Hr Ozone W W W W W
Boone County 1-Hr Ozone W W W W W
Champaign County 1-Hr Ozone W W
Cook Co 8-Hr Ozone 1997 W W W W W W W W
Cook Co 8-Hr Ozone 2008 W W
Cook Co Lead 2008 P P P
Cook Co PM-2.5 1997 W W W W W W W W
Cook Co SO2 2010 P
Cook County 1-Hr Ozone W W W W W W W W W W W W W W W W W W W W W W W W W W W
Cook County CO P P P P P P P P P P P P P P
Cook County PM-10 P P P P P P P P P P P P P P P
DeKalb County 1-Hr Ozone W W W W W
Du Page Co 8-Hr Ozone 1997 W W W W W W W W
Du Page Co 8-Hr Ozone 2008 W W
Du Page Co PM-2.5 1997 W W W W W W W W
DuPage County 1-Hr Ozone W W W W W W W W W W W W W W W W W W W W W W W W W W W
Grundy Co 8-Hr Ozone 1997 P P P P P P P P
Grundy Co 8-Hr Ozone 2008 P P
Grundy Co PM-2.5 1997 P P P P P P P P
Grundy County 1-Hr Ozone W W W W W P P P P P P P P P P P P P P
Jersey Co 8-Hr Ozone 1997 W W W W W W W W
Jersey County 1-Hr Ozone W W W
Kane Co 8-Hr Ozone 1997 W W W W W W W W
Kane Co 8-Hr Ozone 2008 W W
Kane Co PM-2.5 1997 W W W W W W W W
Kane County 1-Hr Ozone W W W W W W W W W W W W W W W W W W W W W W W W W W W
Kankakee County 1-Hr Ozone W W W W W
Kendall Co 8-Hr Ozone 1997 P P P P P P P P
Kendall Co 8-Hr Ozone 2008 P P
Kendall Co PM-2.5 1997 P P P P P P P P
Kendall County 1-Hr Ozone W W W W W P P P P P P P P P P P P P P
La Salle County 1-Hr Ozone W W W W W
La Salle County PM-10 P P P P P P P
Lake Co 8-Hr Ozone 1997 W W W W W W W W
Lake Co 8-Hr Ozone 2008 W W
Lake Co PM-2.5 1997 W W W W W W W W
Lake County 1-Hr Ozone W W W W W W W W W W W W W W W W W W W W W W W W W W W
Macon County 1-Hr Ozone W W
Macoupin County 1-Hr Ozone W W W W W W W W
Madison Co 8-Hr Ozone 1997 W W W W W W W W
Madison Co 8-Hr Ozone 2008 W W
Madison Co Lead 2008 P P P P
Madison Co PM-2.5 1997 W W W W W W W W W
Madison County 1-Hr Ozone W W W W W W W W W W W W W W W W W W W W W W W W W
Madison County PM-10 P P P P P P P P
Massac County SO2 1971 P P
Mc Henry Co 8-Hr Ozone 1997 W W W W W W W W
Mc Henry Co 8-Hr Ozone 2008 W W
Mc Henry Co PM-2.5 1997 W W W W W W W W
McHenry County 1-Hr Ozone W W W W W W W W W W W W W W W W W W W W
McLean County 1-Hr Ozone W W
Monroe Co 8-Hr Ozone 1997 W W W W W W W W
Monroe Co 8-Hr Ozone 2008 W W
Monroe Co PM-2.5 1997 W W W W W W W W W
Monroe County 1-Hr Ozone W W W W W W W W W W W W W W W W W W W W W W W W W
Peoria Co SO2 2010 P
Peoria County 1-Hr Ozone W W W W W
Peoria County CO P P P P P P
Peoria County SO2 1971 P P P P P P P P P P P P P P P P P
Randolph Co PM-2.5 1997 P P P P P P P P P
Rock Island County 1-Hr Ozone W W
Rock Island County CO P P P
Sangamon County 1-Hr Ozone W W W W W
St Clair Co 8-Hr Ozone 1997 W W W W W W W W
St Clair Co 8-Hr Ozone 2008 W W
St Clair Co PM-2.5 1997 W W W W W W W W W
St. Clair County 1-Hr Ozone W W W W W W W W W W W W W W W W W W W W W W W W W
Tazewell Co SO2 2010 P
Tazewell County 1-Hr Ozone W W W W W
Tazewell County SO2 1971 P P P P P P P P P P P P P P P P P
Will Co 8-Hr Ozone 1997 W W W W W W W W
Will Co 8-Hr Ozone 2008 W W
Will Co PM-2.5 1997 W W W W W W W W
Will Co SO2 2010 P
Will County 1-Hr Ozone W W W W W W W W W W W W W W W W W W W W
Williamson County 1-Hr Ozone W W W W W W W W W
Winnebago County 1-Hr Ozone W W


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