HYDRO22537

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 8/24/2007
• Doc Name: 3rd Quarter 2007 Pond Inspection Report
• From: Western Fuels-Colorado, LLC
• To: DRMS
• Permit Index Doc Type: Sediment Pond Inspections
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
WATER, SEDIMENT, OR SLURRY IMPOUNDMENTS
Inspectors Name : 1~,~5 ~,~(,g Date : z.. i.. s .. fr of
NPDES ID. No.:CO-0000213 Date Last Inspected:~y,,,~ o~
Facility Configuration: Total Incised Pond
Site Name: ~oundment #008
Mine Name: New Horizon Mine
Location:46N15W SEC 6
Location:l mi.NW of Nucla, CO.
Mine ID No.: CDMG Permit #0008-81
Owners Rep.: R. L. Wade, Mine Manager
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CIRCLE OR WRITE IN APPROPRIATE RESPONSE
Fouadatio¢ Preparation (removal of vegetatio¢, sups., topsoil) Ye No
Lift thickness (inches}
Compaction according to approved plan ® No
Burni¢g (specify exte¢d and location) Yes
Angle of slope: 3:1 upstream, 3:1 downstream
Seepage (specify location, color, and approx. volume)
a.) From vnderdraia pipes: Yes Q
b.) At isolated points on embankment slopes: Yes
c) AC natural hillside: ~ Yes ~fI
d) over widespread areas Yes ~
e) From downsteam foundation area Yes
f) •BOils• beneath strain or podded water Yes
Cracks or scarps o¢ Crest - Yes Q
Cracks or scraps on slope - Yes
Sloughing or bulging oa elope Yes
Major erosion problems Yes
Surface movements Sa valley bottom or on hillside Yes
Erosion of toe Yes ~:
Hater impounded against tce Ye~
Sxietiag embankment freeboard (feet)
Cracks, bulging, or erosion on upsteam face Yes
Visible sumps or sidcholes in slurry surface Yes
Clogging
a) Spillway channels and pipes Yes N~
b) Decant system Yes
c) Diversion Ditches Yes
Cracking or cxvshing of pipes
a) Spillway pipes Yes
b) Decant system Yes
Trash racks clear sad in
TeF~ ~S 1'1~ ~~SG
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Feet
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F:\Eng\DATA\HP\pond-banks\DAMFOR