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CAPACITY 12000 g PRECISION UNDERGROUND TANK TESTING RESULTS Patent Pending <br />TANK * Super Unleaded PAGE 4 <br />STAT * 5886 TEST PROCEDURES <br />TEST DATE: 02/27/90 Copyright 1985 <br />NDE TECHNOLOGY, INC. PROPRIETARY <br />1. (a) THE UNDERGROUND STORAGE TANK SYSTEM CERTIFIED TIGHT AT PRODUCT <br />HEIGHT EQUAL TO THE GRADE LEVEL. Yes. <br />(b) Allowable leak resolution of instrumentation or allowable change <br />per California Administrative Code Title 23 Waters, Chapter 3 <br />Water Resources Control. Board Subchapter 16 Underground Storage <br />Regulations, Part 2643 (b), Page 4.14; 0.05 gallons per hour. <br />** (c) MEASURED HOURLY CHANGE: LOSS (+) OR GAIN ( ) GALLONS OR <br />NUMERICAI. LEAK RA'Z'E IS: A 0. 014 Gal/Hr. <br />This measurement. :is w:itb.in the legal limits as defined in (b). <br />(See also computer plots or reduced data of leakage rate, Part III) <br />(See also computer plots or reduced data of leakage rate, Part III) <br />(Calculated leak rate sha1.1 be based on data generated during the <br />second hour of testing) <br />Distance from grade level and/or• location at which the test: was <br />conducted (tank top level, distance below grade level, distance <br />above grade, etc.) <br />10. Distance from grade level. to Location <br />test, conducted: +5" <br />11. Fluid level where the test was conducted. Test Stand <br />12. Does the tank show the presence of vapor pockets? <br />No <br />If yes, was the owner :informed of steps that must: be taken to <br />release all vapor pockets in order to complete testing? <br />Owners of storage tanks are under a legal obligation to report <br />any leaking tanks to the agency having jurisdiction of the tank <br />test:. <br />NDE TECHNOLOGY, INC. PROPRIETARY <br />WATT INC,. 3131 FAIRHAVEN DRIVE, BAKERSFIELD, CA 9:3308 (805) 322-9827 <br />Product level of <br />the storage system <br />at. the gime of testing: <br />2. <br />Total product level <br />1.45" <br />3. <br />Fill pipe height <br />from bottom of <br />tank <br />1.39 <br />4. <br />Test pipe height <br />from bottom of <br />tank <br />169" <br />5. <br />Grade level <br />from bottom of <br />tank <br />140" <br />6. <br />Tank top height <br />from bottom of tank <br />excluding piping, <br />or tank diameter <br />92" <br />7. <br />Test conduction <br />- <br />total time <br />Time leak rate <br />calculated <br />2:22 Hours <br />8. <br />Start <br />22:13 <br />9. <br />End <br />00:35 <br />(See also computer plots or reduced data of leakage rate, Part III) <br />(Calculated leak rate sha1.1 be based on data generated during the <br />second hour of testing) <br />Distance from grade level and/or• location at which the test: was <br />conducted (tank top level, distance below grade level, distance <br />above grade, etc.) <br />10. Distance from grade level. to Location <br />test, conducted: +5" <br />11. Fluid level where the test was conducted. Test Stand <br />12. Does the tank show the presence of vapor pockets? <br />No <br />If yes, was the owner :informed of steps that must: be taken to <br />release all vapor pockets in order to complete testing? <br />Owners of storage tanks are under a legal obligation to report <br />any leaking tanks to the agency having jurisdiction of the tank <br />test:. <br />NDE TECHNOLOGY, INC. PROPRIETARY <br />WATT INC,. 3131 FAIRHAVEN DRIVE, BAKERSFIELD, CA 9:3308 (805) 322-9827 <br />