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Client: Chevroi Environmental Managemer`Company Well'Onring ID:MW-5 <br /> Boriho—le Depth: 76' <br /> Site Location: <br /> Chevron Service Station 309075 <br /> 3978 South Highway 99 <br /> Stockton,California <br /> E <br /> d ,s <br /> .0 a m <br /> C: <br /> c >1z w+ a o Well/Boring <br /> OS r E m m Stratigraphic Description Construction <br /> of .= Q d d > 0 R d rn <br /> I— > c n o > = 5 0 <br /> E E o <br /> o w m z a a <br /> Brown SILT(SM)and fine to medium Sand,trace mineral deposits,moist. <br /> 55 <br /> 21 57.5 2.5 NIA NIA 0.0 <br /> Reddish brown Sandy SILT(ML),moist to wet. <br /> Benonite cement <br /> (1 -60'bgs) <br /> 22 57 6' 2.5 NIA N/A 0.0 <br /> 60 -60 77 Grades to wet at 60'bgs. <br /> Hydrated <br /> 23 60- 2.5 NIA N/A 0.0 _ berttonfte seal <br /> 62.5 (60'-82'bgs) <br /> Reddish brown fine to medium SAND(SP),trace Sift,moist. <br /> 24 665 2.5 N/A NIA 0.0 -- <br /> 65 -65 <br /> Reddish brown SILT(ML),little fine Sand,moist. <br /> 25 fi7 2.5 NIA NIA 0.0 <br /> Brown fine to coarse SAND(SP),trace Sift,wet. <br /> 26 67.5'70 2.5 NIA N/A 0.0 2/12 Sand pack <br /> (62'-78'bgs) <br /> 70 -70- <br /> Brown SILT(ML),little fine to coarse Sand,wet. <br /> 2"dia.Schedule <br /> 27 70- 40 PVC 0.010" <br /> 2.5 N/A N/A 0.0 = <br /> 72.5 slotted screen <br /> (68'-78'bgs) <br /> 28 775 2.5 N/A N/A N/A <br /> 75 -75 <br /> 29 �6 2.5 N/A N/A N/A — tto f <br /> -rino 76'bas- I IN] <br /> Remarks: bgs=below ground surface;N/A=Not Applicable/Available;AMSL=Above Mean Sea <br /> Level. OD=Outside Diameter.Odorless unless stated otherwise. <br /> ARCAMS <br /> Northing/Easting Datum is NAD". <br /> Elevation Datum is NAVD". <br /> Project Number.B0046012.0001 Temp ate:G:\ENV\CHEVRON\Library\Log Plot\2005 Templates\ age:4 of 4 _ <br /> Data File:MW-5.dat Date:10/7/2008 B.Wail <br />