2009-01-07_HYDROLOGY - C1981025

• Permit No: C1981025
• IBM Index Class Name: HYDROLOGY
• Doc Date: 1/7/2009
• Doc Name: 4th Quarter 2008 Pond Inspection Report
• From: J.E. Stover & Associates, Inc
• To: DRMS
• Permit Index Doc Type: Sediment Pond Inspect
• Email Name: JRS
• Media Type: D
• Archive: No

Operator:
Mine:
Pond Identification
Type of Pond
Status During Inspection:
QUARTERLY POND INSPECTION REPORT
Minrec, Inc. C-1981-025 Quarter: Fourth 2008
North Thompson Creek Mines Inspection Date: 12-Dec-08
P-9 Long T-1 T-2
Sediment Treatment Treatment Treatment
Approximate Water Level Snow Covered Full Full Full
Sediment (% total storage) 10% N/A N/A N/A
Outflow (gpm) 0 To T-1 To T-2 10 -15

Features Problem Problem Problem Problem
Yes/No _ _ Yes/No-_ _ __-___Yes/No-_ _ _._.. Yes/No`_ _
Erosional
Rills & Gulleys No No No No
Inadequate Vegetation No No No No
Outlet Channel Erosion No No No No
Burrows No No No No
Other No No No No
Structural
Differential Settling
Cracks or Slides
Seepage
Other
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
Appurtenant Structures
Defective Spillways No No No No
Dewatering Devices Clogged No No No No
Faulty Gates, Etc. No No No No
Other No No No No
Additional Comments Drawing D-2-5 shows the location of the long pond & ponds T-1, T-2 and P-9.
Refuse Pond is not longer monitored.
JIMaintenance Required:
Controls:
of Inspector: Stan Muhr
None
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