Table 7-5: Missouri Air Quality Nonattainment Areas for Carbon Monoxide (CO)

Table 7-5: Missouri Air Quality Nonattainment Areas for Carbon Monoxide (CO)

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County Area Nonattainment in year Redesignation to attainment Classification Part or whole county Population (2000)
St. Louis St. Louis, MO 95 96 97 98 3/29/99 Not Classified Whole 348,189
St. Louis Co. St. Louis, MO 95 96 97 98 3/29/99 Not Classified Part 924,034

NOTES: Nonattainment areas do not meet the national primary or secondary ambient air quality standard for the specified pollutant. Nonattainment areas are classified based on design values: Serious = an area with a design value of 16.5 parts per million (ppm) and above; Moderate = an area with a design value of 9.1 up to 16.4 ppm.

SOURCE: U.S. Environmental Protection Agency, Green Book, available at http://www.epa.gov/oar/oaqps/greenbk/anay.html as of Apr. 20, 2002.