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Particulate Matter (PM-10) Nonattainment Areas
As of December 14, 2012Current and historical design value data can be found at http://www.epa.gov/airtrends/values.html
| Areas Listed Alphabetically | Classification | No. Counties NAA |
2010 Population |
EPA Region |
State |
|---|---|---|---|---|---|
| Ajo (Pima County), AZ | Moderate | 1 | 8,823 | 9 | AZ |
| Anthony, NM | Moderate | 1 | 3,096 | 6 | NM |
| Bonner Co (Sandpoint), ID | Moderate | 1 | 40,876 | 10 | ID |
| Butte, MT | Moderate | 1 | 34,201 | 8 | MT |
| Clark Co, NV | Serious | 1 | 1,951,248 | 9 | NV |
| Coachella Valley, CA | Serious | 1 | 257,794 | 9 | CA |
| Columbia Falls, MT | Moderate | 1 | 4,610 | 8 | MT |
| Eagle River, AK | Moderate | 1 | 219,193 | 10 | AK |
| East Kern Co, CA | Serious | 1 | 125,950 | 9 | CA |
| El Paso Co, TX | Moderate | 1 | 649,121 | 6 | TX |
| Eugene-Springfield, OR | Moderate | 1 | 195,160 | 10 | OR |
| Flathead County; Whitefish and vicinity, MT | Moderate | 1 | 6,138 | 8 | MT |
| Fort Hall Indian Reservation, ID | Moderate | 2 | 591 | 10 | ID |
| Hayden AZ | Moderate | 2 | 11,048 | 9 | AZ |
| Imperial Valley, CA | Serious | 1 | 146,905 | 9 | CA |
| Juneau, AK | Moderate | 1 | 14,030 | 10 | AK |
| Kalispell, MT | Moderate | 1 | 18,422 | 8 | MT |
| Lame Deer, MT | Moderate | 1 | 527 | 8 | MT |
| Lane Co, OR | Moderate | 1 | 3,728 | 10 | OR |
| Libby, MT | Moderate | 1 | 3,378 | 8 | MT |
| Los Angeles South Coast Air Basin, CA | Serious | 4 | 15,799,134 | 9 | CA |
| Mammoth Lake, CA | Moderate | 1 | 7,133 | 9 | CA |
| Miami, AZ | Moderate | 1 | 15,218 | 9 | AZ |
| Missoula, MT | Moderate | 1 | 59,733 | 8 | MT |
| Mono Basin, CA | Moderate | 1 | 285 | 9 | CA |
| New York Co, NY | Moderate | 1 | 1,585,873 | 2 | NY |
| Nogales, AZ | Moderate | 1 | 30,359 | 9 | AZ |
| Ogden, UT | Moderate | 1 | 82,825 | 8 | UT |
| Owens Valley, CA | Serious | 1 | 7,333 | 9 | CA |
| Paul Spur/Douglas (Cochise County), AZ | Moderate | 1 | 17,495 | 9 | AZ |
| Phoenix, AZ | Serious | 2 | 3,852,985 | 9 | AZ |
| Pinehurst, ID | Moderate | 1 | 1,578 | 10 | ID |
| Polson, MT | Moderate | 1 | 4,099 | 8 | MT |
| Rillito, AZ | Moderate | 1 | 588 | 9 | AZ |
| Ronan, MT | Moderate | 1 | 2,734 | 8 | MT |
| Sacramento Co, CA | Moderate | 1 | 1,418,788 | 9 | CA |
| Salt Lake Co, UT | Moderate | 1 | 1,029,655 | 8 | UT |
| San Bernardino Co, CA | Moderate | 1 | 237,418 | 9 | CA |
| Sanders County (part);Thompson Falls and vicinity, MT | Moderate | 1 | 1,317 | 8 | MT |
| Sheridan, WY | Moderate | 1 | 17,300 | 8 | WY |
| Shoshone Co, ID | Moderate | 1 | 9,691 | 10 | ID |
| Trona, CA | Moderate | 1 | 4,167 | 9 | CA |
| Utah Co, UT | Moderate | 1 | 516,564 | 8 | UT |
| Washoe Co, NV | Serious | 1 | 421,404 | 9 | NV |
| West Pinal, AZ | Moderate | 1 | 283,032 | 9 | AZ |
| Yuma, AZ | Moderate | 1 | 100,710 | 9 | AZ |
| 46 Total Areas | 39 | 29,202,257 | |||
The county total is adjusted to count a single county only once (in the case where part of a county may be in multiple maintenance areas). Any multi-state areas are counted in the nonattainment report until all state areas have been redesignated.
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