Laws & Regulations

Lead (Pb) Air Quality Standards - Documents from Review Completed in 2016

Denial of Requests for Extension of Comment Period: Repeal of Emission Requirements for Glider Vehicles, Glider Engines, and Glider Kits

Denial of Requests for Extension of Comment Period – Two organizations requested that EPA extend the public comment period for the proposed rule.

Canola Oil Pathways Final Rulemaking

EPA finalizes an action to approve Renewable Fuel Standard (RFS) pathways for certain biofuels that are produced from canola/rapeseed oil.

Formerly SmartWay Verified List for Aerodynamic Devices

This list provides the archived verified SmartWay Trailer Devices and Device combinations for 53’ Box and refrigerated trailers.

NPDES Pretreatment Discharge Requirements for Tolmar in Colorado

Under the National Pretreatment Program and control mechanism CO-PF00106, Tolmar is authorized to discharge wastewater to the City of Windsor, Colorado, publicly operated treatment works (POTW).

NPDES Permit for Chemtrade Refinery Services in Wyoming

Under NPDES permit WY-0034207, Chemtrade Refinery Services, Inc. is authorized to discharge from its wastewater treatment facility located in Fremont County,Wyoming, to an unnamed drainage way that flows into the Little Wind River near St. Stephens, Wyo.

NPDES Permit for Wesco Operating, Inc. – Sheldon Dome Field in Wyoming

Under NPDES permit WY-0025607, Wesco Operating, Inc. is authorized to discharge from its Sheldon Dome Field wastewater treatment facility in Fremont County, Wyo. to an unnamed ephemeral tributary of Dry (Pasup) Creek, which is tributary to the Wind River.

NPDES Permit for Wesco Operating, Inc. – Maverick Springs in Wyoming

Under NPDES permit WY-0000469, Wesco Operating, Inc. - Maverick Springs is authorized to discharge from its wastewater treatment facility located in Fremont County, Wyoming to a tributary to Five Mile Creek.

NPDES Permit for Wesco Operating, Inc. – Winkleman Dome Field in Wyoming

Under NPDES permit WY-0025232, Wesco Operating, Inc. is authorized to discharge from its Winkleman Dome Field wastewater treatment facility in Fremont County, Wyo. to an unnamed ephemeral tributary of Big Horn Draw, a tributary to the Little Wind River.

National Primary Drinking Water Regulations

Table of the National Primary Drinking Water Regulations (NPDWRs or primary standards) that are legally enforceable standards that apply to public water systems.

NPDES Permit for Southern Ute Indian Tribe Wastewater Treatment Plant in Colorado

Under NPDES permit number CO-0022853, the Southern Ute Indian Tribe is authorized to discharge from its wastewater treatment facility near Ignacio, Colorado, in La Plata County,
to Rock Creek, a tributary of the Pine River.

Beryllium Rocket Motor Firing: National Emission Standards for Hazardous Air Pollutants (NESHAP)

Learn about this NESHAP for Beryllium Rocket Motor Firing, read the rule summary and find the rule history and code of federal regulation text

Benzene Waste Operations: National Emission Standards for Hazardous Air Pollutants

Emissions standards for benzene waste and transfer operations. Includes rule history and federal register citations.

Benzene Transfer Operations: National Emission Standards for Hazardous Air Pollutants (NESHAP)

learn about the NESHAP for benzene transfer operation by reading the rule summary and history, as well as visiting the code of federal regulations document

Asphalt Processing and Asphalt Roofing Manufacturing: National Emission Standards for Hazardous Air Pollutants (NESHAP) for Area Sources

Learn about the NESHAP for asphalt processing and asphalt roofing manufacturing area sources by reading the rule summary, rule history, docket folder, and the code of federal regulation text