2008-04-15_REVISION - M1980244 ‎(306)‎

• Permit No: M1980244
• IBM Index Class Name: REVISION
• Doc Date: 4/15/2008
• Doc Name: VOL II Appendix 2, Attachment B- Grassy Valley 2007 Monitoring Well and Piezometer Borelogs
• From: CC&V
• To: DRMS
• Type & Sequence: AM9
• Media Type: D
• Archive: No

•

WATER MANAGEMENT CONSULTANTS WELL CONSTRUCTION DIAGRAM Sheet No: 2 of 3
Well No: GVMW-22A Project Name: CCBV HYDRO INV. Client: CC&V - 2736
Coordinates: 49
943 E Township:
Section:
Range:
Quarters: Location Elev: 9 977 f
l
, 15S
69W
17 t ams
60,671 N Drilling Method: DIRECT ROTARY Water Level Meas. Point Elev:
9,978.5 It amsl
Drilling Company: AK Development Method: NONE Inclination: Logged By. BL/MG
90°
Start Date/Time: 08/12107 07:20 Screen Type: 20 SLOT PVC Well Casing Mat: Well Stickup:
PVC 1.5 FT
Completion Date/Time: 08/14/07 11:00 Gravel Pack Type: 6/9 SAND Cased Depm: 0
50 FT Well Diameter:
- 21N
Final Depth: 220 FT Seal Type: BENTONITE CHIPS (9 bags) Borehole ID:GVMW
22A screened Interval: Quantity ofsand:
- 50 - 70 FT 12 ba <

9 °
° c a
E
Description dt E
E o i
d o
E
L c °
0 Group name, Color, Density, Grain size/Plasticity, Moisture, F- ?5 -J L 2 L°
o r g v M Cohes., Sed. strict, Weathering, Organics d
2 o U?

100 °
+... ...t...t.... ........
105 'r?+?+±+ -- -- -- ----- _ - ---- ---- - --- - - _ .. -- -- 105

110 +-?+++r r±+ ----- --- ---- ---- _._-- ------__--- -------_ ___ ----- - - - - --- _ --- --- - 110 _

t..t...t.+t..-t ........
115 + `++. +
+ + + - - -- - - -- -- - - - - --- -- - - ---- ---------- -- - - --- 115
V+
+
120 t++' `+±• ---. _. . - - --- ----- --- - -- - -- - - --- - -- - - -- - .. -- -- 120

+...t-...t...t...+ ........

125 +±r+±.+t 125 BENTONITE
+++ + + +
; CHIP
? BACKFILL
130
- +±+- _ __- -----------_---------_-_._-____.___ .__._..------.__--__ ._._.--- -- -130
+ + +
+
t
t*...t......
..
t

........
135 + r` +±+ + ±. - -- - - - ----- -- -=------ -- ------ -- --- - ---- - - - - ---... 135
+ + + + + Air lift test at 140' yields 2 gpm
+ + t + t
140 +±+ +' - - -- - -------- -- -- -- --- -- -- - -- -- ----- --- - -- -- . ..---- 140
+ + + +

145 -+++'*+-+'
+ + + + + ..-- 145

150 +++++±+-+. - ------------------------- --- - 150

+........t...t ........
155 ±+t, * + + -- --- - --- ----- - 155

160 +±+±+±+++ -- - - -------- 160

.....t...t...x ........
165 t--++-+r+f 165

170 +-+ +-+-* - - - -- - - - --- -- -- - - ---- - 170

175 - + «-+ -+ - - - --- -- - ----- - ----- --- ..._....--- - -- -... -. --- 175
180 ++±++.+. --- 180

185
185
t...t...+... +... .......

190 + + + +

+ +
--
-190
195 . `+ ?+ `- -- - ... -- - ------ ------- --- - -----._._-. -- - - - -- - 195
+++++++++ Air lift test at 200' yields 2 gpm