Laserfiche WebLink
MINREC, INC. <br />2768 COMPASS DRNE, SUITE 101 <br />GRAND JUNCTION, COLORADO 81608 <br />PHONE: (970) 246J<701, FAX 242-7808 <br />• BLUE RIBBON MINE <br />III IIIIIIIIIIIII III <br />999 <br />RECEIVED <br />JUN 3 0 1887 <br />June 26, 1997 <br />Michael P. Boulay <br />Division of Minerals & Geology <br />1313 Sherman St., Room 215 <br />Denver, Colorado 80203 <br />Re: Semi-annual Bench Monitoring <br />Permit 01-047 <br />Bivision o~ ~.~n~arais ~ Geology <br />Dear Mr. Boulay: <br />• The following tables present the results of hydrologic monitoring on the mine bench for the <br />first and second quarter of 1997: <br />BENCH UNDERDRAINS <br /> NORTH MIDDLE SOUTH <br />Date: 3-25-97 <br />Flow (gpm) 0.205 DRY 0.250 <br />pH 8.0 - - 7.1 <br />Conductivity (umhos/cm) 2400 - - 5200 <br />Temperature 8°C - - 8°C <br />Date: 6-23-97 <br />Flow (gpm) 0.029 DRY 0.284 <br />pH 7.6 - - 6.8 <br />Conductivity (umhos/cm) 2700 - - 5300 <br />Temperature 24°C - - 16°C <br /> <br />