Table 7-6: Montana Air Quality Nonattainment Areas for Particulate Matter (PM-10)

Table 7-6: Montana Air Quality Nonattainment Areas for Particulate Matter (PM-10)

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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.