The business has operated a meat processing facility since 2013. The Facility uses 30,000 pounds of anhydrous ammonia in its refrigeration system at the Facility. EPA alleges the facility failed to ensure that its anhydrous ammonia refrigeration equipment complied with recognized and generally accepted good engineering practices, in violation of Section 112(r)(7) of the CAA and 40 C.F.R. § 68.65(d)(2), by failing to: