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1 <br />' Table 5 <br /> Air Sparge and Vapor Extraction Well <br /> Flow Rate and Pressure <br />' Former Unocal Service Station No 5098 <br /> 5606 Pacific Avenue <br /> Stockton, California <br />' Well ID Date Time Pressure Flow Rate <br /> (psi) (scf n) <br /> AS-1 815104 952 190 269 <br />' AS2 815104 11 34 > 30 0 --1 <br /> AS-3 815104 1000 175 267 <br /> AS-4 815104 1035 175 199 <br />' AS-5 815104 1023 21 5 108 <br /> AS-6 815104 937 235 11 6 <br /> AS-7 815104 934 220 473 <br /> AS-8 815104 1257 200 540 <br />' AS-9 815104 1047 200 27 5 <br /> AS-10 815104 11 04 170 2 <br /> AS-11 815104 1315 260 580 <br />' AS-12 815104 11 20 > 30 0 --11 <br /> AS-13 8!5104 944 200 114 <br /> AS-26 815104 1545 285 __2 <br /> MW-19D 815104 1534 275 250 <br /> MW-23D 815104 1555 3 <br /> MW-25D 815104 1605 260 --2 <br />' EXPLANATIONS <br />' -- = Unable to collect accurate reading, refer to notes <br /> psi = pounds per square inch <br />' scfm = Standard Cubic Feet per Minute <br /> Air sparge system capacity is 120 psi <br />' NOTES <br /> ' Pressure reading is above capacity of pressure gauge Appears that <br /> air flow cannot overcome well formation, unable to collect flow-rate <br /> reading <br /> 2 Air flow does not appear to overcome formation, it appears that pipe <br /> is only pressurizing <br /> 3 ENSR observed no pressure or flow upon opening valve whale <br /> system on <br /> 1 <br /> 06940-293 1 of 1 ENSR Corporahon <br />