2012-05-11_HYDROLOGY - C1981022

• Permit No: C1981022
• IBM Index Class Name: Hydrology
• Doc Date: 5/11/2012
• Doc Name: 1st Quarter 2012 Pond Inspection Report emailed ‎(Revised)‎
• From: Jim Kiger - Oxbow Mining, LLC
• To: DRMS
• Permit Index Doc Type: Sediment Pond Inspections
• Media Type: D
• Archive: No

MINING C
OPERATOR:
MINE:
POND IDENTIFICATION:
CDPS NUMBER
TYPE OF POND:
APPROXIMATE WATER LEVEL:
SEDIMENT ( % total storage):
OUTFLOW:
FEATURES
EROSIONAL
Rills & Gullies
Inadequate Vegetation
Outlet Channel Erosion
Burrows
Other
STRUCTURAL
Differential Settling
Cracks or Slides
Seepage
Other
APPURTENANT STRUCTURES
Defective Spillways
Dewatering Devices Clogged
Faulty Gates, Etc.
Other
MAINTENANCE REQUIRED
FIRST QUARTER ARTER 2012 POND INSPEC'rION REPORT
Pond Inspection Date: March 26, 2012
Oxbow Mining, LLC.
Elk Creek Mine and Surface Facilities
Pond Al
Pond B
Pond C
East Yard
009
012
414
010
Sediment
Sediment
Sediment
Sediment
0.0'
3.0'(6063')
0.0'
0.0'
<5%
<15%
c5 %o
C5 %o
None
None
None
None
PROBLEM PROBLEM PROBLEM PROBLEM
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
Yes
No
No
REFERENCE DRAWINGS: 2.05 -M5A 2.05 -M5B 2.05 -M5C 2.05 -M5E.
Inspected By: 12'e3-
0 James A. Kigear
3737 Hwy 133 * P.©. Box 535 • Somerset. Colorado 81 434 USA
TEL [phone] FAX [phone]