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9CAPACITY 20000 g PRECISION DERGROUND TANK TESTING'ALTS, LTS Patent Pending <br />TANK # Diesel PAGE 4 <br />STAT # Sheriff TEST PROCEDURES <br />TEST DATE: 09/06/91 Copyright 1985 <br />NDE TECHNOLOGY, INC. PROPRIETARY <br />1. (a) THE UNDERGROUND STORAGE TANK SYSTEM CERTIFIED TIGHT AT PRODUCT <br />HEIGHT EQUAI. TO THE GRADE LEVEL. Yes. <br />(b) Allowable leak resolution of instrumentation or altowable 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 />NUMERICAL LEAK RATE IS: 4-0.016 Gal./Hr. <br />This measurement is within the legal limits as defined in (b). <br />(See also computer plots or reduced data of leakage rate, Part III) <br />(Calculated leak rate shall 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: -9" <br />11. Fluid level where the test was conducted. Fill Pipe <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 93308 (805) .322-9827 <br />Product level of the storage system <br />at the time of testing: <br />2. <br />Total product level <br />164" <br />3. <br />Fill pipe height <br />from bottom of tank <br />168" <br />4. <br />Test pipe height <br />from bottom of tank <br />173" <br />5. <br />Grade level <br />from bottom of tank <br />173" <br />6. <br />Tank top height from bottom of tank <br />excluding piping, or tank diameter <br />126" <br />7. <br />Test conduction - <br />total time <br />Time leak rate calculated <br />4:01. Hours <br />8. <br />Start <br />14:50 <br />9. <br />End <br />1.8:51 <br />(See also computer plots or reduced <br />data of leakage rate, Part III) <br />(Calculated leak rate shall 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: -9" <br />11. Fluid level where the test was conducted. Fill Pipe <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 93308 (805) .322-9827 <br />