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

Table 7-7: Colorado 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)
Adams Denver Metro 95 96 97 98 99 00 01 NA Moderate Part 356,944
Arapahoe Denver Metro 95 96 97 98 99 00 01 NA Moderate Part 483,770
Archuleta Pagosa Springs 95 96 97 98 99 00 01 8/14/01 Moderate Part 1,852
Boulder Denver Metro 95 96 97 98 99 00 01 NA Moderate Part 291,288
Denver Denver Metro 95 96 97 98 99 00 01 NA Moderate Whole 554,636
Douglas Denver Metro 95 96 97 98 99 00 01 NA Moderate Whole 175,766
Fremont Canon City 95 96 97 98 99 00 01 7/31/00 Moderate Part 18,587
Jefferson Denver Metro 95 96 97 98 99 00 01 NA Moderate Whole 527,056
Pitkin Aspen 95 96 97 98 99 00 01 NA Moderate Part 5,873
Prowers Lamar 95 96 97 98 99 00 01 NA Moderate Part 8,681
Routt Steamboat Springs 95 96 97 98 99 00 01 NA Moderate Part 9,815
San Miguel Telluride 95 96 97 98 99 00 01 8/14/01 Moderate Part 1,805

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.