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iii iiniiiiuiu iii <br />May 24, 2000 <br />Christina K. Kamnikar, Environmental Protection Specialist <br />Division of Minerals and Geology <br />Deparnnent of Natural Resources <br />1313 Sherman Street, Room 215 <br />Denver, Colorado 80203 <br />~~~ <br />aECF,vEo <br />MAY ~, h 2000 <br />si2010QY <br />Division o1 m~:~t~1, a <br />CERTIFIED MAIL -RETURN <br />RECEIPT REQUESTED <br />Re: A-Pit Monitoring Results, Permit # M-??-208, Technical Revision 001 <br />Dear Ms. Kamnikar: <br />Attached with this letter you will find the first of five quarters of water monitoring data that was required as <br />a condition of the above mentioned Technical Revision. The testing was performed by Colorado <br />Analytical Laboratory following the prescribed protocol. The DMG will use the five quarters of data to <br />establish the water quality standards for A-Pit. Southdown would prefer the use of adopted State standards <br />for A-Pit water quality standards. Also attached is a table of historical monitoring results for our NPDES <br />permit. <br />If there are any questions please call me at (303) 823.21 13. <br />Sincerely, <br />/~~~~ ` ~l <br />Steve Mossberg <br />Compliance Manager <br />SM:jly <br />Encl. <br />Southdown, Inc. - PO. BOX 529 ~ LYONS, COLORAD080540 ~ (303)8232100 <br />