Laserfiche WebLink
0 P <br />Corner <br />Via Email and U.S. Mail <br />November 15, 2010 <br />Colorado Department of Public Health and Environment <br />Water Quality Control Division / WQCD-132-CAS <br />Compliance Assurance Section <br />Attention: Michael Harris - <br />4300 Cherry Creek Drive South <br />Denver, CO 80246-1530 <br />Subject: August 2010 Surface _ Water Monitoring Data for Ralston Creek near the <br />___-- <br />chwartzwalder Mine. <br />References: CDPS Pen-nit CO-0001244 <br />DRMS Permit M-1977-300? <br />Dear Mr. Harris: <br />Enclosed please find all surface water quality monitoring results associated with the <br />Schwartzwalder Mine site for the month of August 2010. This submittal represents continuation <br />of routine monthly reporting of water monitoring results as previously discussed with you and <br />with DRMS. <br />Please note that in accordance with your requested revisions to analytical reporting limits for <br />several parameters included in the water treatment discharge monitoring plan, we modified <br />analytical reporting limits for corresponding parameters across all segments of our overall water <br />quality monitoring program for consistency. These changes have been implemented beginning <br />with samples collected in October 2010. <br />If you have any questions, please contact me at 719-275-7413 (ext. 202). <br />Sincerely, <br />ot <br />mri <br />ck <br />Vice President, Mill Operations <br />cc: 'David Bird (DRMS) <br />Edgar Ethington (CDPHE) <br />Daniel Arnold, Esq. (Denver Water) <br />Cotter Corporation Telephone (719) 275-7413 <br />Canon City Mill, P.O. Box 1750, Canon City, CO 81215-1750 USA Fax (719) 275-1669