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HYDRO21425
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HYDRO21425
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Entry Properties
Last modified
8/24/2016 8:42:54 PM
Creation date
11/20/2007 2:18:57 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1982056
IBM Index Class Name
Hydrology
Doc Date
7/30/1999
Doc Name
2ND QUARTER 1999 DMR SUBMITTAL
From
TWENTYMILE COAL CO
To
WQCD
Permit Index Doc Type
DMR’s
Media Type
D
Archive
No
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Ili 1111111111111111 <br />sss <br />©~~ ~`: <br />TtNentymlle Coal Company <br />28615 Routt County Road q 27 <br />Oak Creek, CO 80487 <br />(970) 879.3800 <br />Jtilp 28,1999 <br />Ms. Cada I.enlcey <br />Colorado Depaztment of Public Health and Eoviroament <br />Water Quality Control Division - Peanits and Enforcement <br />4300 Chewy Creek Drive South <br />Denver, CO 80222-1530 <br />RECEIVED <br />JUL 3 01999 <br />Division o(Minerals 8 Geology <br />I1E; PRRMiT .0-0042161• C n1~*D O T RTFR 1999 DbAD C b^TTAL <br />Deaz Ms. I.enkcy: <br />Please find enclosed the above referenced discharge monitoring report for the period from Apal1, 1999 through <br />June 30, 1999. No ptanit exceedences occurmd during the quarter. <br />Outfall 001 disrhatged for only 2 weeks in April and 2 weeks io May, which re8ecn as a shortage in dte 'Erequenc}' <br />of analysis for reported parameter. <br />Quarterly Whole Effluent Toxicity (WET) test were conducted on Outfnll 001 the week April 12, 799'). <br />This site passed for both species, with a "Coacenrtetion with Statistically Significant Difference in lxrhaliry" <br />reported et 75.0% fo[ C Dubia, wad a concentration of 100% for P. Promelas. Copies of the CDPS WET <br />Test Repor Forms for bodt species are included wide this submittal. <br />The WET tesb conducted this quarter required extra visiW to Outfall 001, and generated additional field <br />parameter values which were calculated into the smGStics reported oa dte DMRs. <br />TCC continues to note that there is not a Toro) Dissolved Solids limit is the peaait The 30-dey limit of <br />1700 mg{I indicated as tlu DMR form is incorrect. No ezceedence has occurred for that peremetu. <br />Please contact me at (970) 870-2730 for any further questions or additional infovaatioa. <br />TWENTYMILE COAL COMPANY <br />a~f.- J~sw+•1a1~ <br />J~hoemaker <br />Environmental Specialist <br />enrlosures <br />cc: DMG <br />CWPS Permit No. CQ-00421G1 51e <br />~ - <br />
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