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BATTLE MOUNTAIN RESOURCES, INC. <br /> January 09, 2017 RECEIVED <br /> , 4AN 172017 <br /> DWION OF RECLAMATION <br /> MINING AND SAFETY <br /> Mr.Wally Erickson <br /> State of Colorado <br /> Division of Reclamation,Mining and Safety <br /> 1313 Sherman Street,Room 215 <br /> Denver,CO 80203 <br /> Re: Battle Mountain Resources Inc. <br /> San Luis Project <br /> CMLRB Permit No.M-88-112 <br /> v December 2016 Monthly Report <br /> Dear Mr. Erickson: <br /> The following summarizes monitoring and site activities at the Battle Mountain Resources Inc. (BMRA <br /> San Luis Project for the month of December 2016. <br /> Surface and ground water monitoring and analysis were completed for all required sites during the month <br /> per the terms and conditions of the TR-32 Quality Assurance and Quality Control(QA/QC)plan. <br /> Vacuum on the tailing lysimeters was verified on December 30ffi, no water was present for sampling and <br /> subsequent analysis. <br /> Depths to water were collected for the tailing impoundment main embankment piezometers and the West <br /> Pit monitoring wells on December 30`h. The December tailing impoundment piezometer measurements <br /> identified these installations were either dry or contained less than 12 inches of water as illustrated in <br /> Table 2. Tables 1 and 2 below identify the depth to water measurements collected for each of the site <br /> monitoring wells, piezometers and lysimeters as required by the terms and conditions of the TR-32 <br /> QA/QC plan. <br /> The leak detection system was measured on December 30`h. A total of 760 gallons of water was excavated <br /> from the leak detection system yielding a monthly average of 25.3 gpad.The tailings pond under-drain <br /> measured 37.5 gpm. <br /> During the month of December,the West Pit water treatment plant operated efficiently discharging a total <br /> of 6,749,200 gallons(20.71 acre-feet)of water to Rito Seco Creek and a total of 456,600 gallons(1.40 <br /> acre-feet)of water was transferred from the West Pit to the tailings impoundment. Seepage along Rito <br /> Seco Creek remained dry during the month. <br /> P.O.Box 310 - San Luis,Colorado 81152-0310 - (719)379-0798 - Fax(719)379-0713 <br /> ^r <br />