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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER OW-114.02 BORING NO B27/AS <br /> PROJECT NAME ARCO Products Company Service Station No. 2230 PAGE 3 OF 4 <br /> BY D. Foley D ATE 8110195 SURFACE ELEV --15 ft. <br /> I <br /> RECOVERY PID PENETRA- N LITHO- <br /> WCL <br /> ji <br /> TION o GRAPHI DESCRIPTION uE <br /> COLUMN ZETA <br /> (ft/ft) (Ppm) (burs/ft) <br /> 23 SILT(ML), continued <br /> i <br /> 13/15 273 45 @45' as above, brown GOYR, 5/3), 5% fine to <br /> medium-grained sand, iron-oxide staining over <br /> 30 20% of sample, trace manganese-oxide staining, <br /> very stiff, strong hydrocarbon odor <br /> 10/1 5 285 50 950' as above, 10% fine-grained sand, hard, <br /> moist, strong hydrocarbon odor <br /> 60 <br /> J <br /> 10115 1Q9 8111`9555 <br /> _ @55' as above, strong hydrocarbon odor <br /> 67 / <br /> 8110,95 <br /> EI I I I I <br /> 60 <br /> it�a4tnitxs <br /> Bon"drilled using 9-inch diameter continuous-flight,houow-stem auger drilling equipment and sampled with a <br /> modified Cahfornia suit-sp000 sampler Bortag drilled inside exuuung 12-inch diarmter PVC conductor casing Boring <br /> converted to a 2-inch ararneter air sparge well See Weil Detss�s sheet for well coastructton information <br /> E ON <br />