Adding the Illinois portion of the St. Louis, Illinois-Missouri ozone nonattainment area to the Federal Reformulated Gasoline (RFG) Program
Series: Regulatory announcement; Regulatory announcement (United States. Environmental Protection Agency. Office of Transportation and Air Quality)
Publisher: U.S. Environmental Protection Agency, Office of Transportation and Air Quality
Published: 2007
Place of publication: [Washington, D.C.]
Language: eng
Format: [electronic resource]
Subjects: Reformulated gasoline; Air quality management
Notes: Title from title screen (viewed on Nov. 9, 2011).

"April 2007."

"EPA420-F-07-040."