Guidance for determining the "attainment year" for transportation conformity in new 8-hour ozone and PM₂.₅ nonattainment areas
Publisher: Transportation and Regional Programs Division, Office of Transportation and Air Quality, U.S. Environmental Protection Agency
Published: 2005
Place of publication: Washington, D.C.]
Language: eng
Number of pages: 12
Subjects: Automobiles; Motors; Exhaust gas; Transportation; Environmental aspects; Air; Pollution; Standards
Notes: Title from title screen (viewed on Jan. 08, 2013).

"March 2005."

"EPA420-B-05-002."