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NDE TECHNOLOGY, INC. PROPRIETARY <br />WATT INC. 3131 FAIRHAVEN DRIVE, BAKERSFIELD, CA 93308 (805) 322-9827 <br />CAPACITY 6,000 g <br />PRECISION UNDERGROUND <br />TANK TESTING RESULTS <br />Patent Pending <br />TANK # North <br />PAGE <br />6 <br />STAT # N/A <br />TEST PROCEDURES <br />TEST DATE: 10/27/1988 <br />Copyright <br />1985 <br />NDE TECHNOLOGY, <br />INC. PROPRIETARY <br />COMPUTERIZED <br />PRINTOUT OF DIGITAL <br />LEAKAGE <br />RATE DATA <br />Tank Owner .................... = <br />WESLEY FUEL SERVICE <br />Tank Number .................. - <br />NORTH <br />Measurement 4 14 <br />Date of Test .................. - <br />10/27/1988 <br />Time of measurement ........... - <br />11:05:04 <br />Tank. Temperature .............. = <br />74.2771 <br />degrees F. <br />Tank Pressure .................. _ <br />.2617 <br />psi. <br />Basic Tank Volume «**«*******"* = <br />6001.409 <br />Gallons. <br />Temperature Correction ******** = <br />9.854 <br />Gallons. <br />Pressure Correction ««*****«*«* _ <br />.005 <br />Gallons. <br />Corrected Volume *«*+«******«*« = <br />6011.268 <br />Gallons. <br />Total Temperature Change ...... _ <br />-.0052 <br />degrees F. <br />Leak Rate Calculation Time .... = <br />01:03:41 <br />Geometry Band ................. _ <br />-.000 <br />Gallons/Hour. <br />Rate of Temperature Change .... _ <br />-.0049 <br />degrees F/Hour. <br />Total Fluid Level ............. = <br />146.2943 <br />inches. <br />Volume Change ................. _ <br />-.003 <br />Gallons. <br />Expected Level Change ......... _ <br />-.0235 <br />inches. <br />Measured Level Change •*««««**« a <br />.2943 <br />inches. <br />Primary Apparent Leak: *«*«**«* _ <br />-.0457 <br />Gallons. <br />Primary Apparent Leak Rate #*«« _ <br />-.043 <br />Gallons/Hour. <br />Strat Expected Level Change ««* _ <br />.0137 <br />inches. <br />Strat Apparent Leak «««******«* _ <br />-.0403 <br />Gallons. <br />Strat Apparent Leak. Rate <br />-.038 <br />Gallons/Hour. <br />Avg Measured Level Change ..... _.1833 <br />inches. <br />Avg Volume Change ............. _ <br />.003 <br />Gallons. <br />Avg Expected Level Change ..... _ <br />.0217 <br />inches. <br />Avg Apparent Leak ............. _ <br />-.023 <br />Gallons. <br />Avg Apparent Leal. Rate ........ _ <br />-.031 <br />Gallons/Hour. <br />Avg Strat Volume Change ******* _ <br />.005 <br />Gallons. <br />Avg Strat Expected Level Change _ <br />.0333 <br />inches. <br />Avg Strat Apparent Leak. ******* _ <br />-.022 <br />Gallons. <br />Avg Strat Apparent Leak Rate «* _ <br />-.028 <br />Gallons/Hour. <br />Total Elapsed Test Time ....... = <br />01:03:41 <br />COMPUTERIZED PLOTS OF <br />LEAKAGE <br />RATE DATA <br />NDE TECHNOLOGY, INC. PROPRIETARY <br />WATT INC. 3131 FAIRHAVEN DRIVE, BAKERSFIELD, CA 93308 (805) 322-9827 <br />