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<br />~ ! <br /> <br />PEABODY COAL COMPANY <br />ROCKY MOUNTAIN DIVISION <br />10!76 EAST XARVARD AVENUE <br />SUITE X00 <br />DEN VE R. COLORADO 00]!1 <br />uoll !!~ eao! <br />May 1, 1985 <br />Jll~_ n ~ iclg~ <br />CERTIFIED MAIL <br />RETURN RECEIPT REQUESTED <br />Ms. Sandra Squire <br />Monitoring and Enforcement Section <br />Water Quality Control Division <br />4210 East 11th Avenue <br />Denver, Colorado 80220 <br />Dear Sandy: <br />RE: NONCOMPLIANCE OF PERMIT CONDITIONS, <br />NPDES PERMIT CO-0037656. <br />MESA GRAVEL PIT, <br />ROUTT COUNTY, COLORADO <br />,, „I <br />As a follow-up to my phone conversation with you today, I wish to <br />report that a sample taken at the Mesa Gravel Pit discharge monitoring <br />point 001 on April 16, 1985, had a total suspended solids (TSS) con- <br />centration of 80 mg/1. This exceeded the effluent limit of 45 mg/1 <br />stipulated in NPDES Permit No. CO-0037656. <br />This exceedance is due to the naturally high TSS concentrations in the <br />spring snowmelt runoff. <br />Please contact me if you have any questions. <br />Sincerely,,, <br />Ja~Mednick ~,/ <br />Hydrogeologist <br />kmt <br />c: Slade Dingman <br />Craig Jennings <br />Dennis Jones <br />Jim Lunan <br />Tom Wainwright <br />Don Zulian <br />