2015-05-12_REPORT - M1988112

• Permit No: M1988112
• IBM Index Class Name: REPORT
• Doc Date: 5/12/2015
• Doc Name: April 2015 Monthly Report
• From: Battle Mountain Resources, Inc.
• To: DRMS
• Email Name: WHE
• Media Type: D
• Archive: No

40.;.
BATTLE MOUNTAIN RESOURCES, INC.
May 6, 2015
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
fCMLRB Permit No,M-88-112-
April 2015 Monthly Report
Dear Mr. Erickson:
RECEIVED
J MAY 12 2015
DIVISION OF RECLAMATION
AMNOAND SAFETY
The following summarizes monitoring and site activities at the Battle Mountain Resources Inc. (BMRI),
San Luis Project for the month of April, 2015.
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 April 30th, 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 April 30`h. April 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 April 30'`. A total of 870 gallons of water was excavated
from the leak detection system yielding a monthly average of 28.0 gpad. The tailings pond under -drain
measured 38 gpm.
During the month of April, the West Pit water treatment plant operated efficiently discharging a total of
7,899,400 gallons (24.24 acre-feet) of water to Rito Seco Creek and a total of 323,900 gallons (.99 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 • [phone] • Fax [phone]