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

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

IOWA
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
Dubuque County CO P
Dubuque County SO2 1971 P P P P P
Linn County 1-Hr Ozone W W W
Muscatine Co SO2 2010 P
Polk County 1-Hr Ozone W W
Polk County CO P P P P P P P P P P P
Pottawattamie Co Lead 2008 P P P
Pottawattamie County 1-Hr Ozone W W
Scott County 1-Hr Ozone W W


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