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Green Book

Iowa Nonattainment/Maintenance Status for Each County by Year for All Criteria Pollutants

As of September 22, 2016

The 8-hour Ozone (1997) standard was revoked on April 6, 2015 and the 1-hour Ozone (1979) standard was revoked on June 15, 2005.
Listed by County, NAAQS, then Area

Select a State:   AK | AL | AR | AZ | CA | CO | CT | DC | DE | FL | GA | GU | IA | ID | IL | IN | KS | KY | LA | MA | MD | ME | MI | MN |
MO | MS | MT | NC | NE | NH | NJ | NM | NV | NY | OH | OR | PA | PR | RI | SC | TN | TX | UT | VA | WA | WI | WV | WY |
Important Notes
County NAAQS Area Name Nonattainment in Year Redesignation
to Maintenance
Classification Whole or/
Part County
Population
(2010)
State/
County
FIPS Codes
IOWA
Muscatine Co Sulfur Dioxide (1971) Muscatine Co, IA
        94 95 96 97                                                                            
05/18/1998   Part 24,633 19/139
Muscatine Co Sulfur Dioxide (2010) Muscatine, IA
                                                                                    13 14 15 16
/ /   Part 30,329 19/139
Pottawattamie Co Lead (2008) Pottawattamie County, IA
                                                                            11 12 13 14 15 16
/ /   Part 12,845 19/155
Important Notes

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