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Code of Federal Regulations (Last Updated: July 5, 2024) |
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Title 40 - Protection of Environment |
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Chapter I - Environmental Protection Agency |
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SubChapter C - Air Programs |
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Part 81 - Designation of Areas for Air Quality Planning Purposes |
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Subpart C - Section 107 Attainment Status Designations |
§ 81.309 - District of Columbia.
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§ 81.309 District of Columbia.
District of Columbia—TSP
Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards 1. Area bounded by: East Capitol Street S.E., District Line (Southern Avenue S.E.), Eastern Shore of Potomac River and Eastern Shore of Anacostia River X 2. Area bounded by: Francis Scott Key Bridge, M Street, N.W., 23rd Street N.W., Florida Avenue N.W., U Street N.W., Florida Avenue N.W.-N.E., 4th Street N.E.-S.E. Southeast-Southwest Freeway (I295, I395), 15th Street S.W.-N.W., Constitution Avenue N.W., Theodore Roosevelt Memorial Bridge, Potomac River X 3. Remainder of the District of Columbia portion of the National Capital Interstate AQCR X District of Columbia—1971 Sulfur Dioxide NAAQS
[Primary and Secondary]
Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards National Capital Interstate AQCR—District of Columbia portion X District of Columbia—2010 Sulfur Dioxide NAAQS
[Primary]
Designated area1 Designation Date2 Type District of Columbia Attainment/Unclassifiable. District of Columbia-Carbon Monoxide
Designated area Designation Classification Date1 Type Date1 Type Washington Area: Washington Entire Area. Attainment District of Columbia—Ozone (1-Hour Standard)2
Designated area Designation Classification Date1 Type Date1 Type Washington Area: Washington Entire Area Nonattainment 3/25/03 Severe District of Columbia—1997 Annual PM2.5 NAAQS
[Primary and Secondary]
Designated area Designationa Classification Date1 Type Date Type Washington, DC–MD–VA: District of Columbia 10/6/14 Attainment District of Columbia—2012 Annual PM2.5 NAAQS
[Primary]
Designated area1 Designation Classification Date2 Type Date2 Type AQCR 047 National Capital Interstate (DC–MD–VA) (part) District of Columbia Unclassifiable/Attainment District of Columbia—1997 24-Hour PM2.5 NAAQS
[Primary and Secondary]
Designated area Designationa Classification Date1 Type Date Type AQCR 047 National Capital Interstate (DC–MD–VA) (part) District of Columbia Unclassifiable/Attainment. District of Columbia—2006 24-Hour PM2.5 NAAQS
[Primary and Secondary]
Designated area Designationa Classification Date1 Type Date Type AQCR 047 National Capital Interstate (DC–MD–VA) (part) District of Columbia Unclassifiable/Attainment. District of Columbia—NO2 (1971 Annual Standard)
Designated area Does not meet primary standards Cannot be classified or better than national standards National Capital Interstate AQCR—District of Columbia portion X District of Columbia—NO2 (2010 1-Hour Standard)
Designated area Designationa Date1 Type District of Columbia Unclassifiable/Attainment. District of Columbia—1997 8-Hour Ozone NAAQS
[Primary and Secondary]
Designated area Designationa Category/classification Date1 Type Date1 Type Washington, DC-MD-VA: District of Columbia Nonattainment Subpart 2/Moderate. District of Columbia—2008 8-Hour Ozone NAAQS
[Primary and Secondary]
Designated area Designation Classification Date Type Date Type Washington, DC-MD-VA: District of Columbia1 July 16, 2019 Attainment District of Columbia—2015 8-Hour Ozone NAAQS
[Primary and Secondary]
Designated area1 Designation Classification Date2 Type Date2 Type Washington, DC-MD-VA Nonattainment November 7, 2022 11/7/22 Moderate. District of Columbia. District of Columbia—2008 Lead NAAQS
Designated area Designation for the 2008 NAAQSa Date1 Type Whole State Unclassifiable/Attainment. [43 FR 40507, Sept. 12, 1978]