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AtASSOCIATES INC.
<br /> 1117 Lm Palm hm, She B,Yokdo,Calfomi,95351 LOG OF WELL IW4
<br /> PROJECT LOCATION PROJECT NO. 54-2023-002—
<br /> DATE DRILLED 01/14/04 LOGGED BY JOHN SELL LMAN _ _ _ REVIEWED BY LORRAINE M. SAWYER, R.G.
<br /> DRILLING COMPANY WOODWARD DRILLING CO. DRILLER FRANK RAMIREZ METHOD HOLLOW STEM
<br /> BORE HOLE DIAMETER 8_ IN_ DEPTH DRILLED 110 FT_ DEPTH TO WATER INITIAL FT STATIC FT_
<br /> CASING TYPE PVC DIAMETER 3/4 IN SCHEDULE 80 INTERVAL 0 FT T071&104.7 E
<br /> SCREEN TYPE OZONE DIFFUSERDIAMETER 1 3/4 IN SLOT SIZE IN- INTERVAL 71 & 104.7 FT T073.5&107.2 FT
<br /> FILTER PACK TYPE #3 SAND _ _ INTERVAL 68.5 & 102.5FT T077.5& 110 FT
<br /> SURFACE SEAL TYPE NEAT CEMENT OVER BENTONITE INTERVAL 0 FT TO 66.5 FT
<br /> ' COMMENTS: PAGE?OF_A_
<br /> WELL DEPTH PID SAMPLE ID_ LITHOLOGIC DESCRIPTION
<br /> DETAIL EL. PPM BLOWCOUNT LOG
<br /> 2
<br /> 4
<br /> 35
<br /> 6 0 5s fl OL
<br /> 5.0-6.5/10.0' ORGANIC SILT (OL): 100% FINES; HIGH DRY STRENGTH,
<br /> MEDIUM TOUGHNESS, NO PLASTICITY, BROWN COLOR, NO
<br /> 8 ORDER, ORGANICS, DRY, WEAK CEMENTATION
<br /> 10 0 11
<br /> 11 OH
<br /> ' 26 6.5/10.0-11.5/15.0 ORGANIC CLAY (OH): 100% FINES; MEDIUM DRY
<br /> 12 STRENGTH, MEDIUM TOUGHNESS, MEDIUM PLASTICITY,
<br /> BROWN COLOR, NO ODOR, ORGANICS, DRY, WEAK
<br /> CEMENTATION
<br /> -14-
<br /> 10, OL
<br /> 16 0 10
<br /> 17 11.5/15.0-15.5/20.0' ORGANIC SILTY CLAY (OL): 100% FINES; MEDIUM DRY
<br /> ' STRENGTH, MEDIUM TOUGHNESS, LOW PLASTICITY, BROWN
<br /> 18 COLOR, NO ODOR, ORGANICS, DRY, WEAK CEMENTATION
<br /> 20
<br /> O 47 16.5/20.0-21.5/25.0' ORGANIC SILT {OL}: 100% FINES; MEDIUM DRY STRENGTH,
<br /> 22 OL NO DILATANTCY, LOW TOUGHNESS, NO PLASTICITY, BROWN
<br /> 22 COLOR, NO ODOR, ORGANICS, DRY, WEAK CEMENTATION
<br /> 24
<br /> ' 1 2fi
<br /> 26 OL
<br /> 21 21.5/25.0-26.5/30.0 ORGANIC SILT (OL): 100% FINES; LOW DRY STRENGTH,
<br /> LOW TOUGHNESS, NO PLASTICITY, LIGHT BROWN COLOR,
<br /> 28 NO ODOR, ORGANICS, DRY, WEAK CEMENTATION
<br /> 3d 6 12
<br /> 12 20 SP
<br /> ,. .. _ 26.5/30.0-31_.5/35.0 SAND (SP):_._ 100%_MEDIUM-COURSE, POORLY GRADED
<br /> --32--
<br /> 2 SAND; NO DRY STRENGTH, DARK BROWN COLOR, SLIGHT
<br /> ODOR, DRY, MEDIUM CEMENTATION
<br /> ' 34-
<br /> -36 18 ML 31.5/35.0-36.5/40.0' INORGANIC SILT (ML): 100% FINES; LOW DRY STRENGTH,
<br /> NO PLASTICITY, BROWN COLOR, NO ODOR, NO ORGANICS,
<br /> DRY, WEAK CEMENTATION
<br /> 38
<br /> r 40
<br />
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