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~ III IIIIIIIIIIIIIIII ~ 999 RECEIVED April 12, 2001 APR 13 1001 Division of Minerals and Geology Mr. Gregg Squire Division of Minerals and Geology 1313 Sherman Street, Room 215 Denver, CO 80203 Re: Permit No. M-92-069, 3'~ Joint Venture -Well Monitoring De<Ir Gregg: r`% AGGREGATE INDUSTRIES Enclosed is a copy of your letter dated March 28, 1996 regarding ground water monitoring requirements at the 83'~ Joint Venture Resources Pit in Weld County. I[ references a commitment that was made as part of the permit, which included monitoring of temperature and conductivity at each monitoring well. II also contained the provision that monitoring for temperature and conductivity may be suspended if no significant differences occur between baseline data and the monitoring data for a period of two years. We are requesting that the temperature and conductivity monitoring requirements be suspended. Enclosed for your review and consideration of this request are copies of the monitoring data that has been recorded for each well from September 8, 1994 through [he year 2000. Copies of the quarterly reports are submitted each year with our annual report and are therefore available in the Division's file for your review as well. Upon your review, please direct your response to me at: P. O. Box 3121, Greeley, CO 80E33. If you have any questions or need additional information, you can call me at (970) 336-6525. Thalnk you for your consideration of this request. Very truly yours, Connie Nickle Davis Support Services Representative Enclosures cc: Bob Decker, Aggregate Industries - WCR, Inc. Aggregate Industries West Central Region, Inc. 3605 South Teller Street Lakewood, CO 80235 Coimie Nickle Da~~is, Suppon Services P O. Box 3121, Greeley, CO 80633 970-336-6526 Fax: 970-378fi856 Telephone: 303-985-1070 An Equal Opportunity Employer