2013-10-28_HYDROLOGY - C1981012 ‎(2)‎

• Permit No: C1981012
• IBM Index Class Name: HYDROLOGY
• Doc Date: 10/28/2013
• Doc Name: 3rd Quarter 2013 Sediment Pond Inspection
• From: New Elk Coal Company
• To: DRMS
• Permit Index Doc Type: Sediment Pond Inspections
• Email Name: LDS
• Email Name: SB1
• Media Type: D
• Archive: No

QUARTERLY SEDIMENTATION POND INSPECTION REPORT
Mine: New Elk Pond 6
NPDES ID. No.:
Inspection Period
Inspection Date:
CDMR Rule 4.05.9(17)
None
Third Quarter 2013
09/24/13
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 Moderat Few Poor
Extensive Some (!W,) None
4). Erosion of the downstream toe of the embankment?
Cause of erosion can be attributed to:
Yes
Yes
5). Is seepage occurring through the dam? Yes
Could this seepage cause potential instability?
SEDIMENT STORAGE CAPACITY
No 1/
No t/
No //
1). Has the design storage capacity of the reservoir been surpassed?
Yes No
Explain:
OTHER OBSERVATIONS:
MS A alified Iml5oundrhent Inspector
Date
!zb 3