Air quality data- 1975 annual statistics
Subtitle: including summaries with reference to standards
By: National Air Data Branch, Monitoring and Data Analysis Division.
Contributors: United States. Environmental Protection Agency.; United States. Environmental Protection Agency. Office of Air Quality Planning and Standards. Monitoring and Data Analysis Division.
Publisher: Environmental Protection Agency
Published: 1977
Place of publication: Research Triangle Park, North Carolina, USA
Language: eng
Subjects: Air quality -- Measurement -- United States.; Air quality -- United States -- Statistics.
Notes: EPA-450/2-77-002.