Hydrite Chemical Company?s Manufacturing facility in Waterloo, Iowa manufactures a variety of chemicals using ammonia, chlorine, and several other materials. EPA Region 7 conducted a CAA 112(r) inspection at the facility on April 16-17, 2019. Violation identified include; failure to include in the Risk Management Plan quantities stored in railcars [40 C.F.R. ?68.160(b)(7) & 155(b)]; and failure implement program 3 prevention program [40 C.F.R. ?68.65(c)(1)(iii), 67(e), 69(a)(3)(iii), 69(c), 79(a), 79(d)].