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COMPUTERIZED PLOTS OF LEAKAGE RATE DATA <br />.1 <br />.08 <br />.07 <br />;s .06 <br />Pas <br />.04 <br />.03 <br />L •07 <br />N .41 <br />o s 04 <br />rn <br />cCIO <br />L -.41 <br />CU <br />CL -.42 <br />a <br />x -.03 <br />rn <br />- .04 <br />Pas - <br />TE -T TIME - MINUTES <br />NDE TECHNOLOGY, 1:NC. PROPRIETARY <br />WATT INC. 31.31. FAII'HAVEN DRIVE, BAKERSFIELD, CA 93308 (805) :322--9827 <br />CAPACITY 10000 <br />g I--,I?hCISION UNDERGROUND <br />TANK TESTING RESULTS Patent Pend=irig <br />TANK # Sup. Unl. <br />PAGE <br />6 <br />STAT # 6015 <br />TEST PROCEDURES <br />TEST DATE: 02/21./1989 <br />Copyright <br />1985 <br />NDE <br />TECIINOLOCY, -INC. PROPRIETARY <br />COMPIITERIZED <br />PRINTOUT OF DIGITAL <br />LEAKAGE RATE DATA <br />Tank Owner .................... <br />= UNOCAL #6015 <br />Tank Number .................. - <br />S/UNL <br />Measurement # 20 <br />Date of Test .................. <br />= 02/21/1989 <br />Time of measurement ........... <br />= 06:21:05 <br />Tank Temperature .............. <br />= 57.0515 <br />degrees F. <br />Tank Pressure ................. _ <br />.1947 <br />psi. <br />Basic Tank. Volume ***+**++***** <br />= 10001.623 <br />Gallons. <br />Temperature Correction *+x***** _ <br />-16.632 <br />Gallons. <br />Pressure Correction **r**rtrt*rt** _ <br />.010 <br />Gallons. <br />Corrected Volume +****rrt+*rtrtrt*rt - <br />9985.001 <br />Gallons. <br />Total Temperature Change ...... = <br />-.0289 <br />degrees F. <br />Leak Rate Calculation Time .... - <br />01:14:S1 <br />Geometry Band ................. = <br />-.001 <br />Gallons/Hour. <br />Rate of Temperature Change .... = <br />-.0117 <br />degrees F/Hour. <br />Total Fluid Level ............. - <br />138.4460 <br />inches. <br />- <br />Volume Change .................. = <br />-.084 <br />Gallons. <br />Expected Level Change ......... = <br />-.4447 <br />inches. <br />Measured Level Change *rtr*r**rtrt - <br />-.5540 <br />inches. <br />Primary Apparent Leak ****x**++ _ <br />.0205 <br />Gallons. <br />Primary Apparent Leak Rate**** = <br />.016 <br />Gallons/Hour. <br />Strat Expected Level Change *** = <br />-.4389 <br />inches. <br />Strat Apparent Leah: ***+******* _ <br />.0216 <br />Gallons. <br />Strat Apparent Leak Rate ****** _ <br />.017 <br />Gallons/Hour. <br />Avg Measured Level Change ..... = <br />-.5229 <br />inches. <br />Avg Volume Change ............. _ <br />-.1022 <br />Gallons. <br />Avg Expected Level Change ..... = <br />-.5448 <br />inches. <br />Avg Apparent Leak ............. _ <br />-.004 <br />Gallons. <br />Avg Apparent Leak Rate ........ = <br />-.003 <br />Gallons/Hour. <br />Avg Strat Volume Change ***+*** _ <br />-.099 <br />Gallons. <br />Avg Strat Expected Level Change = <br />-.5291 <br />inches. <br />Avg Strat Apparent Leak ******* _ <br />-.001 <br />Gallons. <br />Avg Strat Apparent Leak Rate ** _ <br />-.001 <br />Gallons/Hour. <br />Total Elapsed Test Time ....... = <br />02:05:20 <br />COMPUTERIZED PLOTS OF LEAKAGE RATE DATA <br />.1 <br />.08 <br />.07 <br />;s .06 <br />Pas <br />.04 <br />.03 <br />L •07 <br />N .41 <br />o s 04 <br />rn <br />cCIO <br />L -.41 <br />CU <br />CL -.42 <br />a <br />x -.03 <br />rn <br />- .04 <br />Pas - <br />TE -T TIME - MINUTES <br />NDE TECHNOLOGY, 1:NC. PROPRIETARY <br />WATT INC. 31.31. FAII'HAVEN DRIVE, BAKERSFIELD, CA 93308 (805) :322--9827 <br />