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WATERWORK
<br /> WELLIBORING LOG
<br /> PROJECT STa[KTON P❑LICE LpCATI❑N 22 EAST HARKET STREET. S70CKTON. CA PROJECT NO 00148-1
<br /> WELL/BORING NO, MW-1 SURFACE ELEVATICIN FY WELLHEAD ELEVATION FT
<br /> DATE DRILLED 10/19/99 REVIEWED BY RUSSELI, JUNCAL RG3964 LOGGED BY E TAYLOR
<br /> DRILLING COMPANY OSTERBERG & STEVART DRILLER T ❑LSEN METHOD HOLLOV STEM AUGER
<br /> BORE HOLE DIAMETER 10 IN DEPTH DRILLED 55 FT DEPTH TO WATER� INITIAL 40 FT STATIC 38 FT
<br /> ' CASING TYPE PVC F480 DIAMETER ? IN SCHEDULE 40 INTERVAL 0 FT TO 30 FT
<br /> SCREEN TYPE Pv[ DIAMETER — _[N SLOT SIZE 0020 IN INTERVAL - - 30 FT TO _ 55 rT
<br /> FILTER PACK TYPE MONTEREY SAND 43 INTERVAi_ 29 FT T 55� FT
<br /> SURFACE SEAL TYPE NEAT CEMENT/BENTIINITE INTERVAL 0, „ FT TO — 29 FZ
<br /> ' N❑TES
<br /> WELL DEPTH PID SAMPLE ID USG SAIL DESCRIPTION
<br /> DETAIL (FT) (PPM) LOVCQUN LOG
<br /> 1 0-6' ASPHALT
<br /> 6'-9' SILT, 107 SUBANG, FN SND, 90% FNS L DRY STRNGTH, M DLTNCY, M
<br /> 2 TGHNSS, N PLST STIFF, GRN/GRY, MPO, SL MST
<br /> ML
<br /> ' 6
<br /> $ 8-LO' SILT CLAY, 5/ SUBANG, V FN, PRLY GRIDD SND 95/ FNS, M DRY
<br /> CL STRNGTK SLW DLTNCY, L TGHNSS L PLST, STIFF, YLLW $RN, MPO
<br /> D MW-IA SL MST
<br /> I© 4 10-13' SANDY SILT, 307 SUBRND-SUBANG. V FN-M. WELL GRDD SND, 70Y,
<br /> FNS, L DRY STRNGTH, SL DLTNCY, L TGHNSS, L PLST, V STIFF,
<br /> 12 LL ML YLLW BRN, NPO. SL MST
<br /> 13-28' SILT, 5/ FN, SUBRND SND, 95Z FNS, L DRY STRNGTK SLV DLTNCY,
<br /> 1 MW-1$ L TGHNSS, L PLST V STIFF, YLLV BRN, NPO, SL MST, STRNGH MCL
<br /> D 8 REACTIONS, WHT CALICHE
<br /> 16 15
<br /> 32
<br /> ' 18 MW-1c ML NOTE- SL PO L3-19 FEET CTR 7)
<br /> 20
<br /> e
<br /> 13
<br /> ' — 22 24
<br /> 24 D MW-1D
<br /> ' 6
<br /> 10
<br /> — 26 17
<br /> ' 2$ 29-45' SILTY SAND, 60% SUBANG-SUBRND, V FN-FN, PRLY GRDD SND, 407 FNS,
<br /> L-M DRY STRNGTFL SLW DLTNCY, L TGHNSS L PLST, M DNS, YLLW
<br /> 30
<br /> D MW-1E BRN, NPEL SL MST, STRNG HCL REACTION. WHT CALICHE
<br /> 2
<br /> 4
<br /> 32 5
<br /> 34 sM
<br /> ' 0 MW-IF
<br /> 36
<br /> 10
<br /> 14
<br /> 38
<br /> 0 D Mw-1G
<br /> LJ 6
<br /> IO HL
<br /> ' PAGE OF
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