2009-09-02_HYDROLOGY - C1981012

• Permit No: C1981012
• IBM Index Class Name: HYDROLOGY
• Doc Date: 9/2/2009
• Doc Name: 2nd Quarter 2009 Sediment Pond Inspection Report
• From: Peak Project Management, LLC
• To: DRMS
• Permit Index Doc Type: Sediment Pond Inspect
• Email Name: KAG
• Media Type: D
• Archive: No

QUARTERLY SEDIMENTATION POND INSPECTION REPORT
CDMR Rule 4.05.9(17)
Mine: New Elk Pond 6
NPDES ID. No.:
Inspection Period:
Inspection Date:
None
Second Quarter 2009
06/22/09
General Description or Reference to Site Plan:
Pond 6 is a non-discharging facility designed to contain plant processing water. The plant has
been idle since 1996 and the pond is now used to dewater other ponds prior to clean-out.
EMBANKMENT
1). Adequacy of the vegetative cover.
2). Erosion forming Gullies:
3). Is wave action causing erosion:
On the Upstream embankment?
Excellent Moderate ew Poor
Extensive Some Few None
Yes
4). Erosion of the downstream toe of the embankment? Yes
Cause of erosion can be attributed to:
No _L/'^
No J,,"'
5). Is seepage occurring through the dam? Yes No l/
Could this seepage cause potential instability?
SEDIMENT STORAGE CAPACITY
1). Has the design storage capacity of the reservoir been surpassed?
Yes
OTHER OBSERVATIONS:
No [/
Explain: HOT /aZ z5 EtW 1C-E.
MSHA Qualified Impound ent Inspector
b/ Date Z z