2017-04-13_REPORT - M1988112 - Laserfiche WebLink

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RECEIVED APR 13 2017 DIVISION OF RECLAMATION BATTLE MOUNTAIN RESOURCES, INC. MINING,ANDSAFETY April 10,2017 Mr. Wally Erickson State of Colorado Division of Reclamation,Mining and Safety 1313 Sherman Street, Room 215 Denver,CO 80203 Re: Battle Mountain Resources Inc. San Luis Project CMLRB Permit No.M-88-112 March 2017 Monthly Report Dear Mr. Erickson: The following summarizes itoring and site activities at the Battle Mountain Resources Inc. (BMRI), San Luis Project for the month of March 2107. Surface and ground water monitoring and analysis were completed for all required sites during the month per the terms and conditions of the TR-32 Quality Assurance and Quality Control(QA/QC)plan. Vacuum on the tailing lysimeters was verified on March 30tb, no water was present for sampling and subsequent analysis. Depths to water were collected for the tailing impoundment main embankment piezometers and the West Pit monitoring wells on March 31 st. The March tailing impoundment piezometer measurements identified these installations were either dry or contained less than 12 inches of water as illustrated in Table 2. Tables 1 and 2 below identify the depth to water measurements collected for each of the site monitoring wells,piezometers and lysimeters as required by the terms and conditions of the TR-32 QA/QC plan. The leak detection system was measured on March 31'.A total of 880 gallons of water was excavated from the leak detection system yielding a monthly average of 28.3 gpad. The tailings pond under-drain measured 39 gpm. During the month of March,the West Pit water treatment plant operated efficiently discharging a total of 8,656,500 gallons(26.57 acre-feet)of water to Rito Seco Creek and a total of 619,500 gallons(1.90 acre- feet)of water was transferred from the West Pit to the tailings impoundment. Seepage along Rito Seco Creek remained dry during the month. P.O.Box 310 • San Luis,Colorado 81152-0310 • (719)379-0798 • Fax(719)379-0713