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OF CO< <br /> N� O' DEPARTMENT OF NATURAL RESOURCES <br /> David H.Getches,Executive Director <br /> MINED LAND RECLAMATION DIVISION <br /> '876-* DAVID C.SHELTON, Director <br /> Richard D.Lamm <br /> Governor <br /> February 3, 1986 <br /> Mr, George Wear <br /> Mid-Continent Resources, Inc. <br /> 201 Centennial Street, Suite 406 <br /> Glenwood Springs, Colorado 81601 <br /> Re: Technical Revision for Subsidence Monitoring Reduction <br /> Dear Mr. Wear: <br /> Enclosed is the Division's approval for the subsidence monitoring reduction. <br /> In answer to your question, Mr. Pendleton's reasoning for continuing with the <br /> 20.5 percent angle-of-draw is that the 18 percent derived from the subsidence <br /> survey is an average only. Worst case measured angle-of-draw was greater than <br /> 20.5 percent. <br /> Should you have any questions, please call . <br /> Sincerely, <br /> Candace M. Thompson <br /> Hydrologist <br /> CMT/s rs <br /> Enclosure(s) <br /> 7135F <br /> 423 Centennial Building, 1313 Sherman Street Denver, Colorado 80203 Tel. (303) 866-3567 <br />