ON NOVEMBER 5, 2015 AN AUTHORIZED REPRESENTATIVE OF THE EPA CONDUCTED AN INSPECTION OF THE DIETZ AND WATSON, INC. FACILITY LOCATED AT 3330 HENRY G. PARKS JR CIRCLE IN BALTIMORE, MD TO DETERMINE COMPLIANCE WITH THE RISK MANAGEMENT PLAN (RMP) REGULATIONS PROMUGATED AT 40 C.F.R. PART 68 UNDER SECTION 112(R) OF THE CLEAN AIR ACT (THE ACT OR CAA). EPA FOUND THAT THE RESPONDENT HAD VIOLATED REGULATIONS IMPLEMENTING SECTION 112(R) OF THE ACT, SPECIFICALLY; 1) OWNER/OPERATOR DID NOT HAVE VISUAL AND AUDIBLE ALARMS OUTSIDE EACH ENTRANCE TO THE REFRIGERATING MACHINERY ROOM IN ACCORDANCE WITH 40 C.F.R. 68.65(D)(1)(VI) DESIGN CODES AND STANDARDS EMPLOYED AND ANSI/ASHRAE STANDARD 15 SAFETY STANDARD FOR AMMONIA REFRIGERATION SYSTEMS; 2) OWNER/OPERATOR DID NOT HAVE DOORS FROM THE MACHINERY ROOM THAT WERE TIGHT FIGHTING IN ACCORDANCE WITH 68.65(D)(2), RECOGNIZED AND GENERALLY ACCEPTED GOOD ENGINEERING PRACTICES AND ANSI/ASHRAE STANDARD 15 SAFETY STANDARD FOR AMMONIA REFRIGERATION SYSTEMS.