Carbon Monoxide (CO) Air Quality Standards - Documents Prior to Review Completed in 2011

Federal Register Notices

• CO NAAQS Final Decision  - Aug 1, 1994 (PDF) (12 pp, 1 MB)
• CO NAAQS Final Decision - Sept 13, 1985 (PDF) (18 pp, 2 MB)
• CO NAAQS Final Decision - April 30, 1971 (PDF) (16 pp, 6 MB)
• CO NAAQS Proposed Decision January 30, 1971 (PDF) (13 pp, 2 MB)
• Issuance of Air Quality Criteria for CO - March 19, 1970 (PDF) (2 pp, 324 K)

Criteria Documents

• Air Quality Criteria for Carbon Monoxide (U.S.EPA, 2000)
• Air Quality Criteria for Carbon Monoxide (U.S.EPA, 1991)

Exposure Assessment

• Estimation of Carbon Monoxide Exposures and Associated Carboxyhemoglobin Levels in Denver Residents Using pNEM/CO (Version 2.0) - Mar 1999 (208 pp, 2 MB)

Staff Paper

• Review of the NAAQS for CO, Assessment of Scientific and Technical Information: OAQPS Staff Paper - Aug 1992 (94 pp, 5MB)

CASAC

• CASAC Documents