Haz Waste Management Permits

Sinclair Casper Refining Company (SCRC) (formerly LARCO).
Sinclair Casper Refinery, Casper, Wyoming - EPA ID: WYD048743009

The SCRC Permit was reissued on December 30, 2006 and will expire on December 30, 2016.  The operating portion of the Permit covers wastewater treatment in an Aggressive Biological Treatment Unit (ABTU) and K051 storage.

Sinclair Wyoming Refining Company (SWRC)
Sinclair Wyoming Refinery, Sinclair, Wyoming - EPA ID: WYD079959185

The SWRC Permit was reissued on July 12, 2007 and will expire on July 12, 2017.  The operating portion of the Permit covers wastewater treatment in an Aggressive Biological Treatment Unit (ABTU).

Frontier Refining Inc. 
Frontier Cheyenne Refinery, Cheyenne, Wyoming - EPA ID: WYD051843613

Frontier Refining Inc. was issued a Post-Closure Permit for a Closed RCRA Hazardous Waste Landfill on October 26, 2007.  The Permit will expire on October 26, 2017.

Former Kemmerer Coke Plant (Formerly FMC)
Astaris, LLC. Kemmerer, Wyoming - EPA ID: WYD069811404

The Former Kemmerer Coke Plant was issued a Post-Closure Permit for the Lower Tar Pits and the North and South Tarry Water Ponds on December 12, 2005.  The Permit will expire in 2026.

Yellowstone Cody Refinery 
Flying J (Former Cody Refinery), Cody, Wyoming - EPA ID: WYD006230189

YCR Post-Closure Permit for the former surface impoundment and tetra ethyl lead (TEL) weathering area was issued on December 13, 2013.  The Permit will expire on December 13, 2023.

Union Pacific Railroad (UPRR) Laramie Tie Treatment Plant
Laramie, Wyoming - EPA ID: WYD061112470

The former UPRR Tie Treatment Plant has a Post-Closure Permit for the closed K001 ponds.  The Permit will expire on July 17, 2019.