2011-10-07_HYDROLOGY - C1981025

• Permit No: C1981025
• IBM Index Class Name: HYDROLOGY
• Doc Date: 10/7/2011
• Doc Name: 3rd Quarter 2011 Quarterly Pond Inspection Report
• From: J.E. Stover & Associates, Inc
• To: DRMS
• Permit Index Doc Type: Sediment Pond Inspections
• Email Name: JRS
• Email Name: SB1
• Media Type: D
• Archive: No

Operator:
Mine:
Pond Identification
Type of Pond
Status During Inspection:
Approximate Water Level
Sediment (% total storage)
Outflow (gpm)
QUARTERLY POND INSPECTION
REPORT
Quarter:
Inspection Date:
Minrec, Inc. C -1981 -025
Third 2011
North Thompson Creek Mines
03- Jul -11
P -9
Long
T -1
T -2
Sediment
Treatment
Treatment
Treatment
48"
Full
Full
Full
10%
N/A
N/A
N/A
0
To T -1
To T -2
-25
Features
— - - -
Problem
Problem
Problem
Problem
Yes/No-
- - ---Yes/No---
Yes/No—
:Yes /No
Erosional
Rills & Gulleys
Inadequate Vegetation
Outlet Channel Erosion
Burrows
Other
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
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
Dewatering Devices Clogged
Faulty Gates, Etc.
Other
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
Additional Comments Drawing D -2 -5 shows the location
Refuse Pond is not longer monitored.
Discharge from T -2 is being directed
Maintenance Required: None
SWMP Controls:
Name of Inspector: Jim Stover
of the long pond & ponds T -1, T -2
-_ �_
to the Refuse Pond.
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J. E. Stover
Colorado P. E. 19230 Date