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2022-04-29_REPORT - C1981012
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2022-04-29_REPORT - C1981012
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Last modified
4/29/2022 2:26:19 PM
Creation date
4/29/2022 2:15:51 PM
Metadata
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Template:
DRMS Permit Index
Permit No
C1981012
IBM Index Class Name
Report
Doc Date
4/29/2022
Doc Name
Annual Hydrology Report Adequacy Review
From
DRMS
To
New Elk Coal Company, LLC
Annual Report Year
2020
Permit Index Doc Type
Hydrology Report
Email Name
JLE
CJD
Media Type
D
Archive
No
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Review of 2020 Annual Hydrology Report <br /> Mine: New Elk Date of review: October 2021 <br /> Permit No.: C1981012 DRMS reviewer: R.Reilley <br /> Report Years: 2019 and 2020 Submitted by: New Elk Mine <br /> Date received by Division: 28 February 2020 and 24 February 2021 respectively <br /> Requirement Regulation Comment <br /> A. Filing frequency CDRMS <br /> of hydrology regulation Annual Filing. <br /> report 4.05.13(4)(c) <br /> March 15 <br /> according to <br /> B. Timely filing of Sections The 2019 report was filed on 28 February 2020. <br /> hydrology report 4.8.5.1 and The 2020 report was filed on 24 February 2021. <br /> 4.8.5.2 permit <br /> C-81-010 <br /> C. Filing frequency CDRMS <br /> of pond reports regulation Filing frequency was met for both years 2019 and for 2020 <br /> 4.05.9(17) <br /> D. Timely filing of CDRMS Filing of the 2019 reports were received all at once in January of <br /> pond reports regulation 2020. 2020 reports were received monthly and in a timely <br /> 4.05. 9(17) manner. <br /> E. Content of pond CDRMS <br /> regulation Adequate <br /> reports 4.05. 9(17) <br /> F. Filing frequency <br /> of NPDES NPDES permit Filing frequency was met for monthly, semiannual and <br /> Discharge CO-0032115 quarterly requirements in 2019 and 2020. <br /> Monitoring <br /> Reports <br /> G. Timely filing of <br /> Discharge NPDES permit Filing of reports was timely. <br /> Monitoring CO-0032115 <br /> Reports <br /> New Elk monitors 5 drainage systems. None of the ponds <br /> H. NPDES NPDES permit discharged in 2019 or 2020. <br /> discharge CO-0032115 <br /> limitations The Permit CO-0000906 was issued in 2015 and expired in May <br /> of 2020. <br /> I. Sampling Table 4.8-11 of New Elk conducted surface monitoring in accordance with the <br /> frequency at CDRMS approved monitoring plan and frequency for sites PRS 1 and <br /> surface water mining permit pRS 4 in 2019 and 2020. <br /> monitoring sites C-81-010 <br /> Required field parameters for sampling comprise temperature <br /> (°C),flow(gpm),pH(std units),conductivity(µmhos),and <br /> constituent parameters comprise TSS(mg/1),TDS(mg/1),Fe <br /> J. Parameters to be sampled at Table 4.8-12 of (m total Fe (mg/1),total Al(mg/1). <br /> g/1)� <br /> surface water CDRMS Extended parameters requires sampling for As(mg/1),HCO3 <br /> sites mining permit (mg/1),total B(mg/1),dissolved Ca(mg/1),dissolved Cd <br /> C-81-010 (mg/1),Cl(mg/1),total Cr(mg/1),dissolved Cu(mg/1), total <br /> Hg(mg/1),K(mg/1),Mg(mg/1),Mn(mg/1),dissolved Na <br /> (mg/1),dissolved Se(mg/1),dissolved Zn(mg/1). <br /> Page 1 <br />
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