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Environmental Health Department <br />Underground Storage Tank Program Inspection Report <br />Date: <br />May 08, 2024 <br /> Facility Address: <br /> 2440 DANIELS ST, MANTECA <br /> Facility Name: <br /> Costco Wholesale #1031 <br />Single-Walled Non-Pressurized Piping <br /> 404 □ V □ R □ COSFailure to conduct 0.1 gph test on single-walled gravity piping biennially or post repair (pre-1984)CCR 2643(e), 2661(f) <br />Other Violations <br /> 2010 □ V □ R □ COSUnlisted General violation See below <br />SUMMARY OF VIOLATIONS <br />(CLASS I, CLASS II, or MINOR - Notice to Comply) <br />RemarksItem # <br /> 301 HSC 25292.1(a) Failure to operate UST system to prevent unauthorized releases including leaks, spills and overfills. <br />OBSERVATION: The fuel filters under the dispensers are not located to allow drips and leaks to drain back into the <br />UDC. This issue was observed in the 17/18, 19/20, 21/22, and 23/24 dispensers. <br />REGULATION GUIDANCE: The underground storage tank system shall be operated to prevent unauthorized <br />releases. <br />CORRECTIVE ACTION: Immediately provide approved secondary containment for the filters under permit and <br />inspection by the EHD. <br />This is a Class II violation. <br /> 304 CCR 2631(a); HSC 25290.1(c) Failure to construct, operate, and maintain primary containment as product-tight. <br />OBSERVATION: Liquid and buildup on piping visible on West-most piping in 3/4 dispenser UDC, indicating a leak in <br />the primary containment. <br />REGULATION GUIDANCE: All primary containment for the UST system must be product tight. <br />CORRECTIVE ACTION: Immediately have a properly licensed, trained, and certified contractor repair or replace the <br />failed component(s), under permit and inspection of the EHD if necessary. <br />This is a repeat violation, Class II. <br /> 318 CCR 2635, 2637.1, 2665, 2712 Failed to meet spill container requirements. <br />OBSERVATION: The 87A, 87B, and 91 spill container failed when tested. <br />REGULATION GUIDANCE: All spill containers shall have a minimum capacity of five gallons and be capable of <br />containing a spill or overfill until it is detected or cleaned up. <br />CORRECTIVE ACTION: Technician replaced gaskets for each tank spill container, tested and passed. This was <br />corrected on site. <br />This is a Class II violation. <br />Overall Inspection Comments: <br />Complete and submit a copy of the Return to Compliance Certification form to the EHD with a statement <br />documenting the corrective actions that have been or will be taken for each violation, and any supporting <br />paperwork, by 6/7/2024. <br />FA0018721 PR0527629 SC001 05/08/2024 <br />EHD 23-01 Rev. 12/06/2021 Underground Storage Tank Program OIRPage 4 of 5 <br />1868 E. Hazelton Avenue | Stockton, California 95205 | T 209 468-3420 | F 209 464-0138 | www.sjgov.org/EHD