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4 <br /> Advanced BORING LOG <br /> _ GeoEnvironmental, Inc. BOREHOLE NO P-30 <br /> 4005 North Wilson Way, Stockton, CA 95205 <br /> ��� (209) 467-1006 FAX (209) 467-1118 TOTAL DEPTH 15 Feet <br /> Project FLAG CITY CHEVRON Drilling Co Enviroprobe <br /> Site Location 6421 Capitol Avenue Rig/Auger Type Geoprobe 5400/ 125"rods <br /> Loch, California Logged By T Mikactch <br /> Reviewed By N Henderson <br /> Project No AGE-NC-96-0232 Date(s) Drilled 05/19/00 <br /> Notes P-30 terminated at 15'bsg Grab water sample collected s Water level during drilling Page 1 of 1 <br /> at 15'bsg Backfilled with portland cement 3E Water level in completed well <br /> Sample Blows PID Sod USCS Class and <br /> Depth ID ft (ppm) Symbol Soil Description <br /> 0 <br /> -5 <br /> Pea-gravel <br /> = ML Green to gay, very moist SILT,trace fine sand and rrnca Hydrocarbon(HC)odor <br /> -10 P-30-10' -- --- =_ <br /> CL Brown,moist,SILTY LEAN CLAY,abundant mineralization thoughout the sample <br /> No HC odor <br /> P-30-11 5' --- --- <br /> -15 <br /> Grab ground water sample P-30-W collected at 15 feet below surface grade(bsg) <br /> -20 <br />