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., • iii iiiiiiiiiiiu iii • <br />STATE OF <br />RADO <br />DIVISION OF MINERALS AND GEOLOGY <br />Depanmem of Nalu ral Resources <br />I l l f Sherman 51., Room ? I S <br />Dcnvcr, Colorado tlOZ03 <br />Vhonc~ 130)1 866-1567 <br />FAY (1031 H12-8106 <br />M E M O <br />II~~~ <br />DEPARTMENT OF <br />NATURAL <br />RESOLJIZC ES <br />Roy Roma <br />Governor <br />InmcsS W~hhe.id <br />T0: Michael Long e~rrr~~~~r•o~,rr~~~~ <br />/n/ Mid harl H Lnnti <br />FROM: James Dillie ~ °i'"'°"D1e'°°' <br />F v' <br />DATE: August 24, 1995 <br />RE: MONITORING REQUIREMENTS FOR THE SAN LUIS PROJECT- <br />Battle Mountain Resources, Inc., Permit No. M-88-1]~2 <br />Per your request, the following is a list of monitoring and <br />reporting requirements for BMR1: <br />1) Pursuant to TR-06, bi-weekly sampling is re fired for <br />a) Samples from the monitoring stations (R~-5, RS-6, <br />M-2, M-6, etc.) will be analyzed for the arameters <br />shown in the attached Table 1. <br />b) Samples from the process system (pre-de ox, post- <br />detox, tailings and collection pond feeder ditch) <br />will be analyzed for WAD and Total Cyanide and five <br />metal species (copper, zinc, iron, calLcium and <br />sodium). <br />c) The lysimeter samples will be analyzed for the <br />parameters shown in the attached Table 2. <br />surface stations RS-5 and RS-6; monitoring w lls M-2, <br />M-6 through M-9 and M-12 through M-14; pre-dei{ox, post- <br />detox, tailings impoundment, collection ~ond and <br />lysimeters. <br />2) Pursuant to TR-06, quarterly sampling is re aired for <br />surface stations RS-1 through RS-6; monitoring wells <br />D 87-24, M-l, M-2, M-4 and M-6 through M-14. <br />a) Samples will be analyzed for the parameters shown <br />in either Table 1 or Table 4, as applicalble. <br />3) Pursuant to TR-06 the offsite water wells will be sampled <br />semi-annually. <br />