Hitachi Corrective Measure Study Chloroform Release Area at ......groundwater (pgL) April 2007 56...
Transcript of Hitachi Corrective Measure Study Chloroform Release Area at ......groundwater (pgL) April 2007 56...
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NOTES: TD = Total Depth MSL = Mean Sea Level
A A' EXPLANATION:
Groundwater Elevation in . A-Aquifer measured in May 2007
220 220 34 Chlorofon wncenlration in groundwater (pgL) April 2007
56 Chlorofon wnceniration in EW-14 EW-15 groundwater (vgiL) May 2007
200 200 F Filter Pack
Well Screen
180 B
180 3
S a
i 4
z J
$ 160
z I60
E YI e Z z e 0
5 Key to CPT Logs:
140 B AQUIFER 3
140 cone pm.trmaa sflt (wn IOg .It I
YI W
120 120
Whas ,dl bh.,.tol hdkrrtea --
WT 19 ahom d IWX
100 100 orlgbol hwt rn ta l rill.
Key to Soil Types:
Scale Sand with Silt 1 Silty Sand
0 20 C N V I R O N
Silty Fine Sand I Sandy Silt Conceptual Hydrostratigraphic
SCALE IN FEET silt i
Vertical Exaggeration: 1X silty clay
I " = 20 ft. vertical A g
CrossSection A-A' Hitachi GST San Jose, California -
8 a--
7/1";"/07 I 03-11903E """ Rs
- -
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EXPLANATION:
Groundwater Elevation in A-Aquifer measured in May 2007
34 Chloroform concentration in groundwater (pgL) April 2007
56 Chloruform mncentration in groundwater (pgL) May 2007
F Filter Pack
Well Screen
NOTES:
TD =Total Depth MSL = Mean Sea Level
Key to CPT Logs:
Con. pmetmmetr ~ f l t (WTI 1- silt me WT log smd ]he
- SMd Md Oranl clAlr
o q t h i n t 4 rh- aon baha*a hdlcat* S m b pmhd .on
WT Iw *own at 1WX mhal h d ~ c n t d rode
Key to Soil Types:
Scale Sand with Silt 1 Silty Sand
0 ENVIRON
d Silty Fine Sand I Sandy Silt Conceptual Hydrostratigraphic
SCALE IN FEET silt Cross-Section B-B' Hitachi GST
Vertical Exaggeration: 1X silty clay
San Jose, California - 9
1" = 20 ft. vertical 7/:707 1 mwnum-
03-1 1903E
T I " " " mrPI
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EXPLANATION:
@ Approximate Soil Boring Location (0-20 feet) (09106)
@ Surveyed Soil Boring Location (0-20 feet) (12106)
Approximate Soil Sample Location (4-5 feet)
Surveyed Soil Boring @ Location (0-25 feet)
(01107)
D Section of Trench Previously Removed