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qW <br /> s 0 <br /> TABLE 6 <br /> AIR SPARGINGWAPOR-EXTRACTION TEST MONITORING DATA <br /> ARCO Service Station No 2130 <br /> 7906 North El Dorado Street <br /> Stockton, California <br /> October 13, 1942 <br /> OBSERVATION <br /> SPARGING VAPOR- <br /> EXTRACTION <br /> AS-1 V1l-4 AS-1 MS-1 MS-2 MS-3 V11-3 <br /> Time OS PS OE Py PV GIA Py GILD PV GO PV GUD PV GIA <br /> 10 30 D 0 0 0 0 64 48 0 64 66 0 64 89 0 64 76 0 -- <br /> 11 30 24 13 0 0 4 0 64 48 -- 64 66 -- 64 69 64 76 -- -- <br /> 12 DO 27 12 0 0 15 0 -- 0 1 -- 9 2 2 6 -- 1 3 -- <br /> 12 30 25 12 174 3 4 15 0 -- 0 3 64 80 9 8 65 12 3 1 64 62 1 7 -- <br /> 13 00 25 12 174 3 3 10 0 -- 0 9 -- 8 6 -- 3 4 1 8 -- <br /> 13 30 22 4 7 192 4 0 7 0 -- 0 4 64 66 4 7 65 70 2 0 65 00 1 1 -- <br /> 14 00 22 9 7 177 4 0 7 0 -- -- -- 4 0 -- 1 6 -- 0 8 -- <br /> 1430 23 97 200 40 50 -- 02 6448 39 6493 15 6472 07 -- <br /> 15 00 23 9 7 200 4 0 5 0 -- 0 62 -- 3 8 -- 1 5 -- 0 7 -- <br /> 15 30 20 1 10 8 192 3 6 8 5 73 50(l) 0 30 64 38 5 8 64 70 2 1 64 60 1 1 -- <br /> Distance from 8 2 0 9 9 19 5 23 <br /> AS-1 (ft ) <br /> Distance from 0 8 2 13 6 16 18 <br /> VW-4 (f t ) <br /> Notes <br /> r Not sampled or not analyzed GO = Depth to ground-water measured from top of casing <br /> Sparging flow rate (ACFM) <br /> ACFM = Actual cubic feet per minute <br /> Vapor-extraction flow rate (ACFM) PSI = Pounds per square inch <br /> P5 = Sparge air delivery pressure (PSF) (1) = Bottom of sparge well, no ground water observed <br /> Vadose zone pore pressure (inches of water) <br /> 30003-8 <br />