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SWRCB,January 2002 Page 2 <br /> 4. TANK ANNULAR TESTING <br /> Test Method Developed By: F-1 Tank Manufacturer ❑X Industry Standard F-1 Professional Engineer <br /> ❑ Other (Specify) <br /> Test Method Used: Pressure El Vacuum Hydrostatic <br /> El Other (Specify) <br /> Test Equipment Used: gauge Equipment Resolution:10 hg <br /> Tank# 3 REG Tank# 1 SUP Tank# Tank# <br /> Is Tank Exempt From Testing?1I El Yes X No Yes X No Yes No El Yes No <br /> Tank Capacity: 2 0 k 15k <br /> Tank Material: DW FIBERG DW FIBERG <br /> Tank Manufacturer: dwf iberg dwfiberg <br /> Product Stored: REG UNLEAD SUPREME <br /> Wait time between applying <br /> pressure/vacuum/water and 15min 15min <br /> starting test: <br /> Test Start Time: 830 830 <br /> Initial Reading(Rt): 10hg 10hg <br /> Test End Time: 1030 930 <br /> Final Reading(RF ): 10hg 10hg <br /> Test Duration: 2hr lhr <br /> Change in Reading(RF-Rt ): 0 0 <br /> Pass/Fail Threshold or Criteria: 0 0 <br /> Was sensor removed for testing? Yes X N NA Yes X N NA Yes N NA Yes N NA <br /> Was sensor properly replaced and ❑ � ❑ � ❑ <br /> verified functional after testing? ❑Ye X N NA Ye X N NA Ye N NA Ye —]NNA <br /> Comments - (include information on repairs made prior to testing, and recommended follow-up for failed tests) <br /> 1 Secondary containment systems where the continuous monitoring automatically monitors both the primary and secondary <br /> containment,such as systems that are hydrostatically monitored or under constant vacuum,are exempt from periodic containment <br /> testing. {California Code of Regulations,Title 23,Section 2637(a)(6)) <br />