Table 7-6: Montana Air Quality Nonattainment Areas for Particulate Matter (PM-10)
Tuesday, January 3, 2012
Table 7-6: Montana Air Quality Nonattainment Areas for Particulate Matter (PM-10)
| County | Area | Nonattainment in year | Redesignation to attainment | Classification | Part or whole county | Population (2000) |
|---|---|---|---|---|---|---|
| Flathead | Columbia Falls | 95 96 97 98 99 00 01 | NA | Moderate | Part | 3,776 |
| Flathead | Kalispell | 95 96 97 98 99 00 01 | NA | Moderate | Part | 15,088 |
| Flathead | Flathead County; Whitefish and vicinity | 95 96 97 98 99 00 01 | NA | Moderate | Part | 5,027 |
| Lake | Polson | 95 96 97 98 99 00 01 | NA | Moderate | Part | 3,780 |
| Lake | Ronan | 95 96 97 98 99 00 01 | NA | Moderate | Part | 2,521 |
| Lincoln | Libby | 95 96 97 98 99 00 01 | NA | Moderate | Part | 3,232 |
| Missoula | Missoula | 95 96 97 98 99 00 01 | NA | Moderate | Part | 52,356 |
| Rosebud | Lame Deer | 95 96 97 98 99 00 01 | NA | Moderate | Part | 536 |
| Sanders | Sanders County (part); Thompson Falls and vicinity | 95 96 97 98 99 00 01 | NA | Moderate | Part | 1,180 |
| Silver Bow | Butte | 95 96 97 98 99 00 01 | NA | Moderate | Part | 34,606 |
KEY: NA = not applicable
SOURCE: U.S. Environmental Protection Agency, Green Book, available at http://www.epa.gov/oar/oaqps/greenbk/anay.html as of Apr. 20, 2002.