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Facility: Quik Stop Market #125 <br />Address: 1580 W. Main Street <br />City, state Ripon, CA 95366 <br />Test Date: December 14, 2007 <br />TANK DATA <br />Tank # <br />1 <br />Tank Product <br />Gasoline - 87 <br />Tank Size [inches /gallons] <br />100.00 <br />10000 <br />Product [inches/ gallons] <br />48.70 <br />5386 <br />Ullage (nches / gallons] <br />51.30 <br />4614 <br />Water in Tank [inches/ gallons] <br />0.00 <br />0 <br />Tank Bottom Fm Grade [inches 141.00 <br />GROUND WATER DEPTH <br />Ground Water From Grade [ N/A" <br />Method Determined <br />Location <br />PRESSURE SENSOR CALCULATION <br />PSI (1) 48.7 (" product) X 0.026 (Weight product) = 1.266 <br />PSI (2) 0 (" water) X .036 (Water weight) = 0 <br />PSI (3) 1.266 PSI (1) + 0 PSI(2) = 1.266 (Positive head psi) <br />PSI (4) 0 (" water outside) X .036 (Water weight) = 0 <br />PSI (5) 1.266 PSI (3) - 0 PSI (4) = 1.266 <br />PSI (6) Add 0.5 PSI <br />PSI (7) 1.266 PSI (5) + 0.5 PSI ( 6) = 1.766 (Test pressure) <br />TEST EVALUATION <br />(ACOUSTICAL TEST RESULTS <br />PASS <br />0 2006 Walton Engineering, Inc. <br />Tact Equipment Used: EZY 3 Locator Plus <br />Test Method By: Manufacturer <br />TankManufacdrer. Xerxes <br />Tanknnaterw Double Wall Fiberglass <br />VACUUM <br />Blower Started <br />Test Pressure Reached <br />Blower Stopped <br />Test Began <br />Test Ended <br />Time <br />11:03 AM <br />11:30 AM <br />11:30 AM <br />11:30 AM <br />11:40 AM <br />Pressure <br />0.0000 <br />1.8010 <br />1.7970 <br />1.7930 <br />1.7880 <br />COMMENT ON TEST EVALUATION <br />