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Project: ARCO 4493 Project No.: 077.41883.320 Log of Boring/Monitoring Well:
<br /> B7
<br /> Boring Location: 205 N. CENTER STREET, STOCKTON, CA.
<br /> aBorin Abandonment/
<br /> Z S E W v LITHOLOGiC DESCRIPTION
<br /> d ` a —� (color, grain size, consistency, moisture, ocher) Well Construction Details
<br /> E o o u U
<br /> U —
<br /> n ii a a 3
<br /> 30
<br /> SAND (SP) Gray, fine to medium sand, saturated,
<br /> 31 slight odor (0,90,10,0)
<br /> 32-
<br /> 33
<br /> 2 34 CLAYEY SILT (ML) Gray, medium stiff, moist to
<br /> wet, no hydrocarbon odor (0,0,75,25)
<br /> 35-
<br /> 36-
<br /> 4.1
<br /> 5
<br /> 36
<br /> a SANDY SILT (ML) Gray, fine sand, medium stiff,
<br /> 37 moist to wet, no hydrocarbon odor (0,30,50,20)
<br /> 38-
<br /> 39—
<br /> SANDY SILT (ML) Gray, fine sand, medium stiff,
<br /> 4'0 40--omoist to wet, no hydrocarbon odor
<br /> 41-
<br /> 42_
<br /> o Some as above, wet to saturated
<br /> 43
<br /> SAND (SP) Gray, fine sand, loose, saturated, no
<br /> 44 hydrocarbon odor (0,90,10,0)
<br /> 45
<br /> 1.t 46
<br /> 47
<br /> 48
<br /> 2.8 49 Some as above
<br /> Backfilled
<br /> 50 with cement
<br /> grout
<br /> 51 SILTY SAND (SM) Gray, fine sand, dense,
<br /> 2.1 52 saturated, no hydrocarbon odor (0,60,40,0)
<br /> 53-
<br /> 54—
<br /> Some
<br /> 354Some as above
<br /> 55
<br /> 56
<br /> 57
<br /> SILTY CLAY (CL) Gray, fine sand, hard, damp,
<br /> t 58 no hydrocarbon odor (0,10,40,50)
<br /> 59
<br /> t 1
<br /> 60—mSome as above
<br /> 0. 61
<br /> "i End of boring
<br /> sz
<br /> C$ 63
<br /> a
<br /> Reviewed By. Dale:
<br /> SECOR Revised By.
<br /> Date: poge_�of_�_
<br />
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