2015-10-08_HYDROLOGY - C1981025

• Permit No: C1981025
• IBM Index Class Name: Hydrology
• Doc Date: 10/8/2015
• Doc Name: 3rd Quarter Sediment Pond Report
• From: DRMS
• To: J.E. Stover & Associates, Inc
• Permit Index Doc Type: Sediment Pond Inspections
• Email Name: CCW
• Email Name: JRS
• Media Type: D
• Archive: No

Mine:
Pond Identification
Type of Pond
Status During Inspection:
Approximate Water Level
Sediment (% total storage)
Outflow (gpm)
Features
Erosional
Rills & Gulleys
Inadequate Vegetation
Outlet Channel Erosion
Burrows
Other
3tru ctu ra I
Differential Settling
Cracks or Slides
Seepage
Other
purtenant Structures
Defective Spillways
Dewatering Devices Clogged
Faulty Gates, Etc.
Other
Comments
intenance Required:
Name of Inspector: Stan Muhr
QUARTERLY POND INSPECTION REPORT
Minrec, Inc. C-1981-025
North Thompson Creek Mines
Quarter: Third 2015
Inspection Date: 29 -Sep -15
Lon
T-1
T-2
P-9
Refuse Pond
Treatment
Treatment
Treatment
Sediment
Sediment
Full
Full
Full
7503
7420
NIA
NIA
NIA
10%
0%
To T-1
To T-2
5 9pm
2.5 gpm
0
No
No
No
No
No
Problem
Problem
Problem
Problem
Problem
Yes/No
Yes/No
Yes/No
Yes/No
Yes/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 No No No
No No No No No
No No No No No
Drawing D-2-5 shows the location of the long pond & ponds T-1, T-2 and P-9.
Discharge from T-2 is being directed to Pond 9.
Pond 9 Emenercy spillway has be redirected to the ditch to the refuse pond.
Pond 9, Bottom Elev 7496. Invert of emergency spillway elev 7503.
Refuse Pond, Bottom Elev 7418. Invert of emergency spillway elev 7425. ?*_
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