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GROUND ZERO ANALYSIS LOG OF WELL MW15_A_ <br /> ' PROJECT KNOWLES ROEK LOCATION 102 S WILSON WAY STOCKTON CA PROJECT NO 329 <br /> .DATE DRILLED 1/13/03 LOGGED BY S GARVEY REVIEWED BY G STAHL RG 5023 <br /> DRILLING COMPANY V&W DRILLER AMADER ARROYO METHOD HOLLOW STEM AUGER <br /> ' BORE HOLE DIAMETER S--_IN DEPTH DRILLED 55 FT DEPTH TO WATER INITIAL 45 FT STATIC 42 FT <br /> CASING TYPE PVC DIAMETER 2 IN SCHEDULE 40 INTERVAL 0 FT TO 35 _FT <br /> SCREEN TYPE PVC DIAMETER 2 IN SLOT SIZE 0.020 IN INTERVAL 35 ------n TO 5.5—FI <br /> FILTER PACK TYPE 3_5ANQ - INTERVAL 33 FT TO 55 FT <br /> ' SURFACE SEAL TYPE NEAT CEMENT OVER OENIONIIEINTERVAL 0 FT TO 33 FT <br /> COMMENTS PAGE I OFA_ <br /> WELL DEPTH PID U S C DESCRIPTION <br /> DETAIL FT PPM BLOWCOUNT LOG <br /> 2 <br /> 4 <br /> r <br /> 6 <br /> e BEGAN SAMPLING AT 10' <br /> 1 1O RMW16A-10 <br /> r 2 12 10-215/30 SILTY CLAY (CL/ML), 0-5% FN, A, P GRDD SND, 95-100% FNS, M-H DRY <br /> 12 STRNGTH, N-SLW DLTNCY, M TGHNESS, M PLAST, V STIFF, BRN, N-SLPO, <br /> ' 12 DRY-MST <br /> _ 14 <br /> = 16 CL/ML <br /> r <br /> 16 <br /> _r <br /> 20 RMW16A-20 <br /> 1 <br /> _ 445 1221 <br /> —r 22 21 5/30-415/45 SILT (ML), 0-5% FN, A, P GRDD SND, 95-100% FNS, N DRY <br /> ' STRNGTH, R DLTNCY, L TGHNESS, N PLAST, STIFF, BRN, NPO, <br /> A <br /> MST <br /> 24 <br /> ' <br /> 26— <br /> 7 <br /> _ 28 <br /> t � <br /> — 30 7 <br /> ' 4 5 16 <br /> 32 <br /> ML <br /> ' 34 <br /> 5 <br /> 36 3 3 5 <br /> 7 <br /> ' 38- <br /> 40 <br />