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2017-02-22_HYDROLOGY - C1981012
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2017-02-22_HYDROLOGY - C1981012
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Last modified
2/27/2017 8:09:40 AM
Creation date
2/27/2017 7:57:41 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981012
IBM Index Class Name
Hydrology
Doc Date
2/22/2017
Doc Name
Quarterly Sediment Pond/Impoundment Report
From
New Elk Coal Company, LLC.
To
DRMS
Annual Report Year
2017
Permit Index Doc Type
Sediment Pond Inspections
Email Name
RDZ
JRS
Media Type
D
Archive
No
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QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.9(17) <br />Mine: New Elk RDA Containment SE <br />NPDES ID. No.: <br />Inspection Period <br />Inspection Date: <br />None <br />First Quarter 2017 <br />02/21/17 <br />General Description or Reference to Site Plan: <br />This partially incised containment basin is a non -discharging facility designed to contain run-off <br />from the area east of the RDA belt conveyor and south of highway 12. <br />EMBANKMENT <br />1). Adequacy of the vegetative cover: Excellent Moderat Few Poor <br />2). Erosion forming Gullies: Extensive Some �e None <br />3). Is wave action causing erosion: <br />On the Upstream embankment? Yes No rm <br />4). Erosion of the downstream toe of the embankment? Yes No <br />Cause of erosion can be attributed to: <br />5). Is seepage occurring through the dam? Yes No <br />Could this seepage cause potential instability? <br />SEDIMENT STORAGE CAPACITY <br />1). Has the design storage capacity of the reservoir been surpassed? <br />�Qp Yes No !/ <br />Explain: pec ob , <br />OTHER OBSERVATIONS: <br />MSHA Trained Impoundment Inspector <br />February 22, 2017 <br />
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