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HYDRO22391
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Last modified
8/24/2016 8:43:27 PM
Creation date
11/20/2007 2:58:45 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981019
IBM Index Class Name
Hydrology
Doc Date
2/10/2005
Doc Name
2004 Annual StormWater Report
From
Colowyo Coal Company L.P.
To
WQCD
Permit Index Doc Type
NPDES
Media Type
D
Archive
No
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STORMWATER ANNUAL REPORT -METAL MINING (& COAL) <br />Permit Cert. No. COR-040209 <br />Were changes made to your SWMP? X No ^ Yes -Describe changes on a separate sheet. <br />B. A summary of each comprehensive stormwater facility inspection made, including date, findinQS, and <br />action taken. (The permit requires at least two comprehensive facility inspections per year -see page 8 of the <br />permit. Include here a summary of those inspections, plus any other comprehensive inspections made. [t is <br />not necessary to summarize day-to-day inspections, unless significant problems were noted.) <br />First Inspection -Date 4 / 5 / 04 . Findings, and action taken: <br />Areas were well vegetated and continue to show resistance to erosion. Haul/Access road sumps and culverts <br />continue to receive reeular maintenance. All other structures were deemed functional. <br />Second Inspection -Date 7 / 26-28 / 04. Findings, and action taken: <br />Ins ection was initiated after a large storm event. As a result of the inspection, work was scheduled and soon <br />completed on several of the Haul/Access road culverts. and one of the sumps. All other structures were <br />deemed functional. <br />Other Inspections -Date 10 / 25 / 04 . Findings, and action taken: <br />Points 020-030 okav. Section I l Small Area Exemption okav. S-curve and haul road topsoil stockpiles okay <br />Rail loop and haul access road okav. Haul/access road sumps and culverts continue to receive reeulaz <br />maintenance. Outslopes of ditches okav, preventative maintenance was performed on several perimeter ditches <br />in September. Fresh water line okav. <br />C. Results and interpretation of any stormwater monitoring performed. Attach a separate sheet with the lab <br />results. (Monitoring is not a requirement under the permit, unless you were specifically directed to do so by <br />the Division. However, the results of any stormwater monitoring that you performed on your own should be <br />reported here.) <br />Monitoring Results Attached? V No ^ Yes <br />Use additional pages as needed. Page 2 of 3 arc/961t <br />CF 21.6.4 <br />
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