Respondent has a refining process meeting the definition of “process”, as defined by 40 C.F.R. § 68.3. Methane, ethane, propane, pentane, propylene, hydrogen, butane, hydrogen sulfide, and ammonia are each a “regulated substance” pursuant to 40 C.F.R. § 68.3. The threshold quantity for methane, ethane, propane, pentane, propylene, hydrogen, butane, hydrogen · sulfide, and ammonia is 10,000 pounds.
EPA Findings of Violation