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

Table B1 2007 Monitoring Wells and Piezometer Information - Grassy Valley Drainage
Cripple Creek & Victor Gold Mining Company
•

WELL/
PIEZOMETER
EASTING
(feet, mine coordinates)
NORTHING
(feet, mine coordinates) Measurement
Point
(ft amsl) Total
Depth
(feet) Top of
Screen
(ft bgs) Bottom of
Screen
(ft bgs) Length of
Screen
(feet) Top of
Screen
(ft amsl) Bottom of
Screen
(ft amsl)
Date and Time of
Meaurement Water
Level (ft
amsl)
OSABH-1 42957.13 61455.57 10086.33 60.00 29.00 49.00 20.00 10057.33 10037.33 9/612007 6:00 10043.3
OSABH-2 42564.19 61056.79 10136.14 60.00 24.00 44.00 20.00 10112.14 10092.14 9/6/2007 6:00 10098.9
OSABH-3 43473.37 60103.88 10239.35 50.00 18.00 28.00 10.00 10221.35 10211.35 9/6/2007 6:00 d
OSABH-4 43963.25 60400.86 10180.14 60.00 29.00 39.00 10.00 10151.14 10141.14 91612007 6:00 10157.6
OSABH-5 44592.13 60759.88 10092.71 51.00 14.00 24.00 10.00 10078.71 10068.71 9/6/2007 6:00 d
OSABH-6 44560.13 59142.18 10332.20 50.00 23.00 33.00 10.00 10309.20 10299.20 9/6/2007 6:00 10303.3
OSABH-7 44976.42 60105.45 10118.58 50.00 19.00 29.00 10.00 10099.58 10089.58 9/6/2007 6:00 d
OSABH-8 45401.21 59077.78 10175.34 47.00 18.00 28.00 10.00 10157.34 10147.34 9/6/2007 6:00 d
GVMW-21A 44018.77 64081.82 10185.35 220.00 140.00 190.00 50.00 10045.35 9995.35 ND ND
GVMW-22A 49942.68 60671.00 9978.33 220.00 50.00 70.00 20.00 9928.33 9908.33 ND ND
GVMW-22B 49946.41 60682.00 9978.62 35.00 5.00 30.00 25.00 9973.62 9948.62 ND NO
GVMW-23A 50041.17 59292.00 9765.47 250.00 40.00 90.00 40.00 9725.47 9675.47 ND ND
GVMW-23B 59310.07 50032.17 9766.06 40.00 10.00 40.00 30.00 9756.06 9726.06 ND ND