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CYPSDS ~lPOtB <br />~ COBPOBA77ON <br />A Cyprus Amu Company <br />iii iiiiiiiiniii iii <br />May 22, 1998 <br />RECEIVED <br />r <br />tr <br />4 ~ <br />Carla Lenkey MAY 2 g 1999 <br />Colorado Department of Public Health and Environment <br />Water QuaGry Control Division -Permits and Enforcement <br />4300 Cherry Creek Drive South Dlvisi0n Of Minerals & GCOIDgy <br />Denver, CO 80222-1530 <br />RE: PERMIT CO-0034142• FIRST OU RT R 1998 Di AR MOMTO IN R PORT <br />AMMENDMENT FOROUTFALL 018 <br />Dear Ms. Lenkey: <br />Please fmd enclosed the above referenced explanation for the Suspended Solids data associated with Outfall <br />018 during the fast quarter. <br />The SS value was reported as <2 for both the quarterly average and quarterly maximum, which was based on <br />one sample for the quarter. The actual value Eor this site should be <0.4, which falls into the detectable limits <br />under the permit regulations. This was a manual error chat occurred when transferring data from the lab sheets <br />into the Excel spreadsheets used in figuring the pertinent statistic for the DMRs. Enclosed is a copy of the <br />actual lab sheet for the date in question. <br />This is not a common occurrence with the process we use to submit the data. <br />if there are any further ques[ions, please con[aa me at_(970) 879-3\800, ext. 2805. <br />CYPRUS };MI'IItE CORPORATION ,- j, ) <br />Stephanie S. Carter <br />Environmental Specialist <br />enclosures <br />P.O. Box 68 <br />Craig. Colorado 81626 <br />(970) 824-8246 <br />cc: OMB <br />