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iii iiiiiiiiiiiii iii <br />999 <br />STATE OF COLORADO <br />DIVISION OF MINERALS AND GEOLOGY <br />Department of Natural Resources <br />131 }Sherman SL, Roam 215 <br />Denver, Colorado 80203 <br />Phone: 13031 866 3 56 7 <br />FAQ: (7031 8 3 2-81 06 <br />September 1, 1995 <br />Mr. Larry White <br />Twin Pines Ltd. <br />16154 Highway 115 <br />Florence, CO 81226 <br />Re: Suggested Water Quality Parameters - Permanent Poud Demonstration <br />Coal Sales Yard -Twin Pines No. 2 Mine (Permit No. C-83-058) <br />Deaz Mr. White: <br />I~~~~ <br />DEPARTMENT OF <br />NATURAL <br />RESOURCES <br />Kuy Romer <br />Govemur <br />lames 5 Lochhead <br />E~ccul rve Duenor <br />Michael8 Long <br />Division Dueaor <br />As requested, the following is a list of water quality parameters for which the Coal Sales (or other) <br />pond should be sampled and analyzed. This information will be used if you decide to submit a <br />permanent pond demonstration technical revision to establish compliance with Rule 4.05.9(1). <br />Field Parameters: <br />Temperature <br />EC <br />pH <br />Lab Parameters: <br />EC Copper (total) <br />pH Iron (total) <br />TDS Lead (total) <br />Aluminum (total) Nickel (total) <br />Arsenic (total) Nitrate <br />Boron (total) Nitrite <br />Cadmium (total) Selenium (total) <br />Chloride Sulfate <br />Chromium (total) Zinc (total) <br />Please call~r'itlyghy questions. <br />Protection Specialist <br />DAB/bj w <br />\B1W\WHITE.DAB <br />