A 1993 report to Congress by the U.S. Environmental Protection Agency that details the hazards associated with the production and uses of hydrofluoric acid and …
A November 2009 settlement agreement between Wyoming DEQ and Wyoming Refining of Newcastle agreeing on a $159,600 payment to the state for alleged violation of …
A January 2009 settlement agreement between Wyoming DEQ and Frontier Refining of Cheyenne agreeing on a $850,000 payment to the state for alleged environmental violations.
A February 2009 settlement between Wyoming DEQ and Wyoming Refining of Newcastle agreeing on a $137,000 payment to the state for alleged violation of sulfide …
A January 2009 settlement agreement between Wyoming DEQ and Frontier Refining of Cheyenne agreeing on a $461,656 payment to the state for multiple alleged violations …