Respondent was engaged in the pork processing business and operated a closed-loop refrigeration system at the Facility which utilized anhydrous ammonia as a refrigerant. Respondent also owned and operated an anhydrous ammonia storage tank at the Facility. Respondent used and stored up to 153,000 lbs. of anhydrous ammonia in the Facility’s refrigeration system and stored up to 21,456 lbs. of anhydrous ammonia in a storage tank at the Facility. On July 12, 2012, EPA inspected the Facility. The purpose of the inspection was to determine whether the Respondent was complying with Section 112(r) of the Act and the regulations implementing Section 112(r) at 40 C.F.R. Part 68 at the Facility.