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Carbon Monoxide (CO) Standards -
Documents from Previous Reviews

Criteria Document

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

Exposure Assessment

• Estimation of Carbon Monoxide Exposures and Associated Carboxyhemoglobin Levels in Denver Residents Using pNEM/CO (Version 2.0) - Mar 1999 (PDF) (208pp, 1.8 MB)

Staff Paper

• Review of the National Ambient Air Quality Standards for Carbon Monoxide Assessment of Scientific and Technical Information: OAQPS Staff Paper - Aug 1992 (PDF) (94pp, 4.3 MB)
  

Federal Register Notices

• CO NAAQS Final Rulemaking Federal Register Notice - Aug 1994 (PDF) (12pp, 1.4 MB)
  

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