2016-04-15_HYDROLOGY - C1981025

• Permit No: C1981025
• IBM Index Class Name: Hydrology
• Doc Date: 4/15/2016
• Doc Name: 1st Quarter 20146 Pond Inspection Report
• From: J. E. Stover & Associates, Inc.
• To: DRMS
• Permit Index Doc Type: Sediment Pond Inspections
• Email Name: CCW
• Email Name: JRS
• Media Type: D
• Archive: No

I Identification
of Pond
s During Inspection:
wimate Water Level
nent (% total storage)
)w (gprn)
QUARTERLY POND INSPECTION REPORT
Minrec, Inc. C-1981-025 Quarter:
North Thompson Creek Mines Inspection
Lon
T-1
T-2
P-9
Refuse Pond
Treatment
Treatment
Treatment
Sediment
Sediment
Full Full Full 7503 7420
N/A N/A N/A 10% 0%
To T-1 To T-2 5 to 10 aom < 5 aom 0
Differential Settling
Cracks or Slides
Seepage
Other
Yes/No
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
No
No No No No
No
No No No No
No
No No No No
No
Differential Settling
Cracks or Slides
Seepage
Other
No
No
No
No
No
No No No No
No
No No No No
No
No No No No
No
purtenant Structures
Defective Spillways
No No No No
No
No No No No
No
Dewatering Devices Clogged
No No No No
No
Faulty Gates, Etc.
No No No No
No
Other
ditionai Comments
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,,ppnd.
40
Pond 9, Bottom Elev 7496. Invert of emergency spill4 9503.' `1➢�'P
•• t • -
p
Refuse Pond, Bottom Elev 7418. Invert of emergen����+y''v`�i elev 7g� .
intenance Required:
None fly �•� %yam G:
*• 19210
/S A6
Inspector: Jim Stover
�` ••'v
y
ne of
J.
Coloradol`e:41M Date