REP39341

• Permit No: C1980007
• IBM Index Class Name: Report
• Doc Date: 12/11/2001
• Doc Name: WEST ELK MINE 1998 ANNUAL HYDROLOGY REPORT-APPENDIX B-SURFACE WATER HYDROGRAPHS
• Permit Index Doc Type: HYDROLOGY REPORT
• Media Type: D
• Archive: No

•
Table C$
Minnesota Creek Lower (USGS) -Water Quality and Field Parameters
Baseline Sample Dates
Fleld Parematers Units Minimum Maximum Mean 6/23/98 7/2/98 6126/96 9/29/96
Flow cis 44 00 43 00 23.00 2.40
Conductivity (Field) umhos/cm 150 160 780 420
pH (Field) SU 6 3 6 5 6 4 6.2
Temperature 'C 13 5 16 16.6 13 2
Laboratory Paremetere Unib
Alkelinny, total mg/L 66
Aluminum, tlissoNed mglL 0.03
Anions meq/L 2 2
Arsenic, total recoverable mg/L < 0.001
Bicarbonate mg/L 46 75 60 66
Catlmium, dissolved mg/L < O.D03
Callum, dissolved mg/L 79.6 19.6 19 6 21 d
Carbonate mg/L 2
Callon -Anion Balance % d.8
Cations map/L 2
Chlonde mg/L 0 2 t 2
Conductivity (Lab) umhos/cm 152 603 350 201
CoDPer, dissolved mglL 0.00 0.00 D OO c 0.01
Fluoride mg/L 0.1
Hardness mg/L 65 106 62 63
Hydroxide mg/L < 2
Iron, dissolved mg/L 0.23 0 56 0.41 0.09
Iron, total mg/L 0.45 62 00 6 90 0.43
Lead, tlissoNed mg/L 0 0 0 < 0.04
Magnesmm, dissolvetl mg/L 61 8.7 7.4 7.t
Manganese, dissolved mg/L 0013 0.015 0.074 0005
Manganese, total mg/L 0.016 1 83 0.186 0.013
Mercury, total recoverable mg/L < 0.0002
Morybdenum, dissolved mglL 0.00 0.00 0 00 < 0 01
Nitrele (as N), dissolved mg/L 0.1
Ndrate/Nitrite (es N) mg/L 0.7 0 2 0 1 0.1
Nnrila las N), dissolved mg/L < 0.01
pH (lab) SU 7.2 B 3 6.0 7.3
Phosphate mg/L 0.03
Phosphate (Ortho), dissolved mg/L 0.000 0.000 0000 0.077
Potassium, dissolved mg/L 0.7
Selenium, IoUI recwerabla mg/L < 0 O4
Sodium Absorbtion Ratio 0.37 0.50 0 40 0 41
Sodium, dissolved mg/L 7.7 7.7 7 7 6.6
Sulfate mg/L 20 50 40 40
Total Dissolved Solids (Lab) mg/L 100 564 237 120
Total Suspended Solids mg/L 16 1300 292 32
Zinc, tli55olved mg/L 0.00 0.00 D 00 < 0 01
sunace96 xls West Elk Mine
5/12/99 1998 Annual Hydrology Report Wright Water Engineers