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ANNUAL STATISTIC .L INVENTORY RECONCIL TION (SIR) REPORT <br />Annual summary reports are required for retail and non -retail facilities <br />FACILITY NAME Unocal No. 4409 PRODUCT Premium Unleaded _ <br />FACILITY ADDRESS 1502 N. EI Dorado TANK I.D. Number Tank No. 92-1 <br />CITY, STATE ZIP Stockton, CA 95204 <br />TANK OWNERIOPERATOR Unocal TANK CAPACITY_ 12,000 <br />LAST TANK TEST DATE PASS/FAIL LAST LEAK DETECTOR CHECK DATE PASS/FAIL <br />LAST PIPING TEST DATE PASS/FAIL LAST METER CALIBRATION CHECK DATE PASS/FAIL <br />All monthly SIR results for the above mentioned tank at the above mentioned facility were "pass" for the twelve <br />FX I month period from January, 1996 to December, 1996. <br />ElMonthly SIR results showing 'fail" or "inconclusive" occurred on the following months, in the listed amounts, for the <br />UST. If the SIR result for a month exceeded the SIR method's threshold or was inconclusive, appropriate corrective <br />actions described in Section 2646.1 must be taken. The local agency must be notified within 24 hours of receiving a <br />"failed" or "inconclusive" SIR report. <br />Summary of text results from monthly SIR reports. Complete for all 12 months. <br />1 <br />Jan 1996 <br />0.10 0.20 <br />0.04 <br />Pass <br />2 <br />Feb 1996 <br />0.10 0.20 <br />0.06 <br />Pass <br />3 <br />Mar 1996 <br />0.10 0.20 <br />0.02 <br />Pass <br />4 <br />Apr 1996 <br />0.10 0.20 <br />-0.02 <br />Pass " <br />5 <br />May 1996 <br />0.10 0.20 <br />0.00 <br />Pass <br />6 <br />June 1996 <br />0.10 0.20 <br />-0.03 <br />Pass " <br />7 <br />July 1996 <br />0.10 0.20 <br />0.08 <br />Pass <br />8 <br />Aug 1996 <br />0.10 0.20 <br />0.10 <br />Pass <br />9 <br />Sept 1996 <br />0.10 0.20 <br />0.09 <br />Pass <br />10 <br />Oct 1996 <br />0.10 0.20 <br />0.01 <br />Pass <br />11 <br />Nov 1996 <br />0.10 0.20 <br />-0.02 <br />Pass <br />rl 2 <br />Dec 1996 <br />0.10 0.20 <br />-0.01 <br />Pass " <br />No Analysis Performed <br />" Negative Calculated Leak Rate indicates a Gain <br />Submit report within 15 days following the and of the last month of the twelve-month period covered by this summary report. <br />Send to: (local implementing agency) <br />I certify under penalty of perjury that all SIR results listed above are as calculated. <br />Signature of Tank Omer/Operator or Agent Date <br />S WRCB - Arnw.ISIR.INV -02 <br />