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2020-01-30_REPORT - C1982056
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2020-01-30_REPORT - C1982056
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Last modified
12/27/2024 5:00:43 PM
Creation date
2/3/2020 10:01:24 AM
Metadata
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Template:
DRMS Permit Index
Permit No
C1982056
IBM Index Class Name
Report
Doc Date
1/30/2020
Doc Name
Annual Hydrology Report Adequacy Review
From
DRMS
To
Twentymile Coal, LLC
Annual Report Year
2018
Email Name
TNL
JDM
Media Type
D
Archive
No
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Each parameter measurement reported was compared to the <br /> range(maximum,minimum and average)of parameters listed for <br /> each monitoring site. The parameters measured were also <br /> compared to the basic standards for ground water discussed in <br /> item no. 10 above. If a measurement was outside of its normal <br /> range or above a numeric standard it is discussed below. <br /> Wadge Overburden <br /> 5 wells,water quality annually. <br /> Site 009-79-4 <br /> Site 006-82-74C <br /> Site 91M006 <br /> • Contractor could not a probe down the well. Please <br /> discuss further with Division if this well has been <br /> damaged and plan moving forward. <br /> Site 008-77-58 <br /> Site 93M001 <br /> 17. Parameters to be Twentymile Sandstone <br /> Exhibit 14 of CDRMS 3 wells <br /> analyzed in ground water mining permit C-1982-056 Site 006-BRDH7: monitoring and field parameters semi-nnual <br /> samples <br /> Site FBR-2:water levels,field parameters semi-annual,water <br /> quality annually <br /> Site 97013TM:water levels,field parameters semi-annual,water <br /> quality annually <br /> Trout Creek Sandstone <br /> 5 wells <br /> Site 001-83-106,Site 001-83-107,Site 95M001,Site FBR-2 and <br /> Site 97013TC <br /> Water levels and field parameters annually,water quality semi- <br /> annually <br /> Fish Creek Sandstone <br /> 3 wells <br /> 91M001 and 91M004 semi-annual water level only <br /> Ashley well semi-annual water levels,field parameters,and annual <br /> water quality <br /> 19. Restoration of ground Surface facilities and underground workings of the Foidel Creek <br /> recharge to approximate CDRMS regulation 4.05.12(3) Mine lie downhill from the outcrop belt that rims the Twentymile <br /> pre-mining rate Park Syncline. Ground water is recharged in this outcrop belt. The <br /> mine has not disturbed the rocks in this outcrop belt which does <br /> not diminish the amount of recharge. <br /> 20. Prevention of adverse CDRMS regulation 4.05.11(1) TC will need to address the sampling frequency issues identified. <br /> impacts to water systems <br /> outside permit area <br /> 7 <br />
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