Respondent is the owner and operator of a Facility that utilizes approximately 32,000 pounds of anhydrous ammonia in its refrigeration system at the Facility. Respondent uses anhydrous ammonia in a series of interconnected pipes and vessels in a refrigeration system at the Facility (the “Process”). On June 26, 2017, EPA conducted an inspection of the Facility pursuant to Section 114 of the CAA. 42 U.S.C. § 7414, in order to determine the Facility’s compliance with Section 112(r) of the CAA, 42 U.S.C. § 7412( r), and its regulations, the Chemical Accident Prevention Provisions of 40 C.F.R. Part 68, (“the Inspection”). Based upon the information gathered pursuant to the Inspection, EPA alleges the following violations of 40 C.F.R. Part 68.