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.",,,,,,, ,,,,,,, ,,,,,,,