Table 7-5: Louisiana Air Quality Nonattainment Areas for Ozone (O3)

Table 7-5: Louisiana Air Quality Nonattainment Areas for Ozone (O3)

Excel | CSV

Parish Area Nonattainment in year Redesignation to attainment Classification Part or whole county Population (2000)
Ascension Baton Rouge 95 96 97 98 99 00 01 NA Serious Whole 76,627
Calcasieu Lake Charles 95 96 6/2/97 Marginal Whole 183,577
East Baton Rouge Baton Rouge 95 96 97 98 99 00 01 NA Serious Whole 412,852
Iberville Baton Rouge 95 96 97 98 99 00 01 NA Serious Whole 33,320
Lafourche Lafourche Parish 95 96 97 98 99 00 01 NA Incomplete data Whole 89,974
Livingston Baton Rouge 95 96 97 98 99 00 01 NA Serious Whole 91,814
Pointe Coupee Pointe Coupee Parish 95 96 12/20/96 Marginal Whole 22,763
West Baton Rouge Baton Rouge 95 96 97 98 99 00 01 NA Serious Whole 21,601

KEY: NA = not applicable.

NOTES: Nonattainment areas do not meet the national primary or secondary ambient air quality standard (NAAQS) for the specified pollutant. Nonattainment areas are classified based on design values: Extreme = design value of 0.280 parts per million (ppm) and above; Severe-17 = design value of 0.190 up to 0.280 ppm and has 17 years to reach attainment; Severe-15 = design value of 0.180 up to 0.190 ppm and has 15 years to reach attainment; Serious = design value of 0.160 up to 0.180 ppm; Moderate = design value of 0.138 up to 0.160 ppm; Marginal = design value of 0.121 up to 0.138 ppm; Section 185A = an area designated as an ozone nonattainment area as of the date of enactment of the Clean Air Act Amendments of 1990 and has not violated the national primary ambient air quality standard for ozone for the 36-month period commencing on Jan. 1, 1987, and ending on Dec. 31, 1989.

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