Table 7-6: Virginia Air Quality Nonattainment Areas for Ozone (O3<)

Table 7-6: Virginia Air Quality Nonattainment Areas for Ozone (O3

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County Area Redesignation to attainment Classification Part or whole county Population (2000) Nonattainment in year
Alexandria Washington, DC-MD-VA 95 96 97 98 99 00 01 NA Serious Whole 128,283
Arlington Washington, DC-MD-VA 95 96 97 98 99 00 01 NA Serious Whole 189,453
Charles City Richmond 95 96 97 12/17/97 Moderate Part 59
Chesapeake Norfolk-Virginia Beach-Newport News (Hampton Roads),VA 95 96 97 7/28/97 Marginal Whole 199,184
Chesterfield Richmond 95 96 97 12/17/97 Moderate Whole 259,903
Colonial Heights Richmond 95 96 97 12/17/97 Moderate Whole 16,897
Fairfax Washington, DC-MD-VA 95 96 97 98 99 00 01 NA Serious Whole 21,498
Fairfax Washington, DC-MD-VA 95 96 97 98 99 00 01 NA Serious Whole 969,749
Falls Church Washington, DC-MD-VA 95 96 97 98 99 00 01 NA Serious Whole 10,377
Hampton Norfolk-Virginia Beach-Newport News (Hampton Roads),VA 95 96 97 7/28/97 Marginal Whole 146,437
Hanover Richmond 95 96 97 12/17/97 Moderate Whole 86,320
Henrico Richmond 95 96 97 12/17/97 Moderate Whole 262,300
Hopewell Richmond 95 96 97 12/17/97 Moderate Whole 22,354
James City Norfolk-Virginia Beach-Newport News (Hampton Roads),VA 95 96 97 7/28/97 Marginal Whole 48,102
Loudoun Washington, DC-MD-VA 95 96 97 98 99 00 01 NA Serious Whole 169,599
Manassas Washington, DC-MD-VA 95 96 97 98 99 00 01 NA Serious Whole 35,135
Manassas Park Washington, DC-MD-VA 95 96 97 98 99 00 01 NA Serious Whole 10,290
Newport News Norfolk-Virginia Beach-Newport News (Hampton Roads),VA 95 96 97 7/28/97 Marginal Whole 180,150
Norfolk Norfolk-Virginia Beach-Newport News (Hampton Roads),VA 95 96 97 7/28/97 Marginal Whole 234,403
Poquoson Norfolk-Virginia Beach-Newport News (Hampton Roads),VA 95 96 97 7/28/97 Marginal Whole 11,566
Portsmouth Norfolk-Virginia Beach-Newport News (Hampton Roads),VA 95 96 97 7/28/97 Marginal Whole 100,565
Prince William Washington, DC-MD-VA 95 96 97 98 99 00 01 NA Serious Whole 280,813
Richmond Richmond 95 96 97 12/17/97 Moderate Whole 197,790
Smyth Smyth Co, VA (White Top Mountain) 95 96 97 98 99 00 01 NA Marginal RT Part 0
Stafford Washington, DC-MD-VA 95 96 97 98 99 00 01 NA Serious Whole 92,446
Suffolk Norfolk-Virginia Beach-Newport News (Hampton Roads),VA 95 96 97 7/28/97 Marginal Whole 63,677
Virginia Beach Norfolk-Virginia Beach-Newport News (Hampton Roads),VA 95 96 97 7/28/97 Marginal Whole 425,257
Williamsburg Norfolk-Virginia Beach-Newport News (Hampton Roads),VA 95 96 97 7/28/97 Marginal Whole 11,998
York Norfolk-Virginia Beach-Newport News (Hampton Roads),VA 95 96 97 7/28/97 Marginal Whole 56,297

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.