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SANsJOAQUIN T <br />r't <br /> <br /> - COUNTY <br />csar rf' Greatness grows here. <br />Environmental Health Department <br />WASTE DISCHARGE/SPILL RESPONSE <br />NOTICE TO ABATE <br />Responsible Party: COSTCO WHOLESALE #172 <br />Date: Feb 01,2022 <br />RP Mailing Address: P.O. BOX 35005 <br />Record ID#: COHONB0C5 <br />SEATTLE, WA 98124- <br />Program Element 2546 <br />Spill Location: 25501 S GATEWAY BLVD, TRACY <br />Release/Spill Response (excluding Joint Team) <br />NATURE OF WASTE DISCHARGENVASTE RELEASE: <br />SPILL REPORT STATES: CALLER REPORTING THE RELEASE OF AN UNKNOWN AMOUNT OF ANHYDROUS <br />AMMONIA FROM A THE REFRIGERATION UNIT AT THE FACILITY. THE RELEASED MATERIAL WENT INTO THE AIR <br />AND ATMOSPHERE. THE CAUSE OF THE RELEASE IS DUE TO EQUIPMENT FAILURE. REPAIRS MADE. <br />OBSERVATIONS: <br />APPROXIMATELY 9:50 PM ON FRIDAY, AN AMMONIAALARM WAS TRIGGERED FOR A 30 PPM READING (FROM <br />ALARM HISTORY). NO NOTIFICATION WAS SENT WAS BY THE ON-SITE NOTIFICATION SYSTEMS. SHIFT ENDED <br />FOR COSTCO EMPLOYEES AT 3:30 PM ON FRIDAY. WHEN THE OPENING MANAGER ARRIVED AT THE FRONT <br />OFFICE AT 3:17 AM ON SATURDAY, HE OBSERVED THE AMMONIA ALARM WAS TRIGGERED. HE CALLED APCCO, <br />CONTRACTED REFRIGERATION COMPANY FOR ONSITE RESPONSE. EMPLOYEES ARRIVED APPROXIMATELY <br />4:00AM FOR FOLLOWING SHIFT. EMPLOYEES WERE TOLD TO STAY IN THEIR VEHICLES. APCCO ARRIVES AT <br />5:00AM FOR ASSESSMENT. ASSESSMENT IS MADE AND AVALVE ON EVAPORATOR 37 WAS FOUND TO BE THE <br />ISSUE. EVAPORATOR 37 WAS ISOLATED AND PUMPED DOWN. 3% OF RESIDUAL AMMONIA REMAINS INSIDE <br />EVAPORATOR 37. FIRE DEPARTMENT WAS NOTIFIED AND ARRIVE ON SCENE AT APPROXIMATELY 7:40AM. ALL <br />CLEAR WAS GIVEN AT APPROXIMATELY 7:40AM. VERISK3E, COMPLIANCE COMPANY, WAS NOTIFIED AROUND <br />10:00AM. ON CALL PERSON FROM SAN JOAQUIN COUNTY ENVIRONMENTAL HEALTH WAS NOTIFIED AT 10:44. <br />COSTCO APPROXIMATES 1 POUND OF AMMONIA WAS RELEASED. NO EXPOSURE OR INJURIES OCCURRED <br />DURING THE INCIDENT. <br />VIOLATIONS: <br />Discharge of any waste, including sewage <br />(CA Health and Safety Code 5411) <br />f° Discharge of waste or sewage to water or within 150 ft. of waterway <br />(SJC Ordinance Code Sections 9-1125.3, 9-1125.4) <br />Improper disposal of a hazardous waste <br />(CA Health and Safety Code 25189.5) <br />Permitting or Maintaining a Nuisance <br />(SJC Ordinance Code Section 8-5100) <br />Other Violation <br />NOTIFICATION TO THE LOCAL CUPA AND CALOES DID NOT OCCUR IMMEDIATELY. <br />CORRECTIVE ACTIONS / ORDER: <br />Investigate and abate contamination under the oversite of the appropriate lead agency. <br />Submit copies of hazardous waste manifests/disposal records to the EHD. <br />EHD 25-01 Rev. 9/16/2020 Page 1 of 2 WASTE DISCHARGE/SPILL RESPONSE NOTICE TO ABATE <br />1868 E. Hazelton Avenue I Stockton, California 95205 I T 209 468-3420 I F 209 464-0138 I www.sjgov.org/EHD