||Air quality data for 1967 from the National Air Surveillance Networks.
||United States. Environmental Protection Agency. Division of Atmospheric Surveillance.; Environmental Protection Agency, Research Triangle Park, N.C. Div. of Atmospheric Surveillance.
|| U.S. EPA Div. of Atmospheric Surveillance,
( Air pollution ;
Urban areas) ;
( Rural areas ;
Air pollution) ;
Regional areas ;
United States ;
Atmospheric concentration ;
Aromatic compounds ;
Carbon monoxide ;
Nitrogen oxides ;
Nitrogen dioxide ;
Sulfur dioxide ;
Air quality data ;
Continuous Air Monitoring Projects ;
National Air Surveillance Networks ;
Soiling index ;
||Research Triangle Park Library/RTP, NC
||PB 203 546
||Region 10 Library/Seattle,WA
||Some EPA libraries have a fiche copy filed under the call number shown.
||ix, 184 p. ; 27 cm.
||The report presents brief summaries and analyses in addition to basic data tabulations, on particulate and gaseous pollutants gathered during 1967 at the cooperating stations of the various National Air Surveillance Networks (NASN) and similar data from independent state and local sampling networks that have contributed their results to the central air quality data bank. The report contains national summaries of pollutant levels, with illustrations of variations in the levels of gaseous pollutants. The report also presents tables of data on the following groups of pollutants: Urban and nonurban suspended particulate matter; urban and nonurban benzene-soluable organic constituents; Urban and non urban non metallic inorganic constituents; Urban and nonurban metals; Data is provided on the soiling index related to the following gaseous pollutants: carbon monoxide, nitrogen oxide, nitrogen dioxide, sulfur dioxide, total hydrocarbons, total oxidants, and aldehydes.
||Research Triangle Park, NC
||Also available via the World Wide Web.
|Corporate Au Added Ent
||United States. Environmental Protection Agency. Office of Air Programs.
|Corp Au Ser Add Ent
||United States. Office of Air Programs. Publication APTD ; 69-22.
|Title Ser Add Ent
||Office of Air Programs publication ; APTD-0741.
|PUB Date Free Form
|Series CORP Author
||United States Office of Air Programs.
|Series Title Untraced
||Office of Air Programs publication APTD-0741
|OCLC Time Stamp
|OCLC Rec Leader
||01219cam 2200325Ii 45020