Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

JavaScript appears to be disabled on this computer. Please click here to see any active alerts.

State Winter Oxygenates Guidance and Background Documents

Oxyfuels Information Needs - May 1996 Office of Research & Development (ORD) report (pdf) (74.8 KB, May 1996, EPA/600/R-96/069)
This report discusses information that would improve scientific understanding of the impacts of oxygenated fuels on the environment and public health.
State Winter Oxygenated Fuel Program Requirements for Attainment or Maintenance of CO NAAQS (pdf) (128 KB, January 2008, EPA420-B-08-006)
List of locations with winter oxygenated fuel programs.
Report: Interagency Assessment of Oxygenated Fuels
Memo: Water Phase Separation in Oxygenated Gasolines (pdf) (14.78 KB, February 27, 1996)

State Winter Oxygenates Guidance and Background Documents

Gasoline Standards