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NDE'S VPLT COMPUTERIZED TANK TESTING SYSTEM Patent Pending <br />PRECISION UNDERGROUND TANK TESTING RESULTS AND CERTIFICATION <br />PAGE. 1, SHORT REPORT FORM - Copyright 1985 <br />NDE TECHNOLOGY, INC. PROPRIETARY <br />TEST DATE: 06/26/91 <br />1. Owner of storage tanks UNOCAL CORP. <br />Company Representative Tony Yap <br />Title <br />2. <br />Mailing address of owner <br />P.O. Box 5155 <br />San Ramon, CA 94583 <br />3. <br />Phone of owner <br />(415) 277-2310 <br />4. <br />STATION NUMBER <br />4409 <br />Location and address of <br />1502 N. El Dorado Street <br />the tanks <br />Stockton, Ca. 95204 <br />Phone number <br />(209) 464--0119 <br />Regulatory Agency <br />County of San Joaquin <br />5. <br />TANK DESIGNATION OR ID # <br />Super Unleaded <br />6. <br />Date each tank was tested <br />06/26/91 <br />7. <br />The name of the test method <br />VPLT COMPUTERIZED TANK TESTING SYSTEM <br />8. <br />Business name of tank <br />testing company <br />WESTERN AMERICA TANK TESTING, INC. <br />9. <br />Mailing address of tank <br />3131 FAIRHAVEN DRIVE <br />testing company <br />BAKERSFIELD, CA 93308 <br />10. <br />Person conducting test <br />Shawn Hoppes (TECHNICIAN) <br />and completing report <br />License Number <br />92--1129 <br />11. <br />Station Operator <br />N/A <br />manager <br />12. <br />Phone number <br />(209) 464-0119 <br />13. <br />Owner name and <br />UNOCAL CORP. <br />title <br />14. <br />Capacity of the tank <br />12,000 gallons <br />15. <br />Present or past contents <br />Super Unleaded <br />16. <br />Tank construction material <br />Fiberglass <br />17. <br />Testing fluid <br />Super Unleaded <br />18. <br />(a) THE UNDERGROUND STORAGE <br />TANK SYSTEM CERTIFIED TIGHT AT PRODUCT <br />HEIGHT EQUAL TO THE GRADE <br />LEVEL. Yes. <br />(b) Allowable leak resolution <br />of instrumentation or allowable change <br />per California Administrative <br />Code Title 23 Waters, Chapter 3 <br />Water Resources Control <br />Board Subchapter 16 Underground Storage <br />_ <br />Regulations, Part 2643 <br />(b), Page 4.14; 0.05 gallons per hour. <br />** <br />(c) MEASURED HOURLY CHANGE: <br />LOSS (+) OR GAIN (-) GALLONS OR <br />NUMERICAL LEAK RATE IS: <br />+0.038 Gal/Hr. <br />This measurement is within <br />the legal limits as defined in (b). <br />NDE TECHNOLOGY, INC. PROPRIETARY <br />WATT INC. 3131 FAIRHAVEN DRIVE, BAKERSFIELD, CA 93308 (805) 322--9827 <br />