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M 198a— /12. <br /> BATTLE MOUNTAIN RESOURCES, INC. <br /> June 09,2014 <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 /> ,Iay 2014 Monthly Report <br /> Dear Mr.Erickson: <br /> The following summarizes monitoring and site activities at the Battle Mountain Resources Inc. (BMRI), <br /> San Luis Project for the month of May,2014. <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 May 30`h, 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 May 30''. May tailing impoundment piezometer measurements identified these <br /> installations were either dry or contained less than 12 inches of water as illustrated in Table 2. Tables 1 <br /> and 2 below identify the depth to water measurements collected for each of the site monitoring wells, <br /> piezometers and lysimeters as required by the terms and conditions of the TR-32 QA/QC plan. <br /> The leak detection system was measured on May 30''. A total of 860 gallons of water was excavated from <br /> the leak detection system yielding a monthly average of 28.66 gpad.The tailings pond under-drain <br /> measured 37.5 gpm. <br /> During the month of May,the West Pit water treatment plant operated efficiently discharging a total of <br /> 7,534,100 gallons(23.12 acre-feet)of water to Rito Seco Creek and a total of 1,148,200 gallons(3.52 <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 /> JUN 7 <br /> vl�,r 2 2014 <br /> sio�r 'F <br /> o�Ej�ror� <br /> P.O.Box 310 • San Luis,Colorado 81152-0310 (719)379-0798 Fax(719)379-0713 <br />