2009-07-01_REPORT - C1980007 ‎(8)‎

• Permit No: C1980007
• IBM Index Class Name: REPORT
• Doc Date: 7/1/2009
• Doc Name: 2008 AHR Appendix E, F, G, H, and I
• From: HydroGeo, Inc
• To: DRMS
• Annual Report Year: 2008
• Permit Index Doc Type: Hydrology Report
• Email Name: TAK
• Media Type: D
• Archive: No

Spring 10-1
Water Quality and Field Parameters
1:1
r?J
11
Mountain Coal West Elk Mine
Monitoring Location Spring 10-1 Baseline' 2008 Water Year
Description Units Minimum Maximum Mean 5/6/2008 6/6/2008 8/23/2008
Field Parameters
Flow m 2 0.47 13
Electrical Conductivity µmhos/cm 1549 1567 1720
H SU 7.86 8.30 8.17
Temerature (°C) °C 8.9 11.1 10.6
Comment
Laboratory Parameters3
Name of Certified Lab Enviro-Chem
Lab Reference # 08/921
Sample Date 6/6/2008
Lab Test Date 6/9-7/3
Sampled B P. Holder
Alkalinity (Total CaC03) mg/I
Aluminum, dissolved m /I
Anions me /I
Arsenic, dissolved m /I
Arsenic, total m /I
Bicarbonate m /I
Boron, dissolved m /I
Cadmium, dissolved m /I
Calcium, total m /I
Calcium, dissolved m /I
Carbonate m /I
Cation - Anion Balance m /I
Cations me /I
Chloride m /I
Conductivity µmhos/Cm 1213.82
Copper, dissolved m /I
Hardness m /I
Hydroxide m /I
Iron, dissolved m /I 0.04
Iron, total m /I 1.04
Lead, dissolved m /I
Magnesium, dissolved m /I
Manganese, dissolved m /I
Manganese, total m /I
Mercury, total m /I
Molybdenum, dissolved m /I
Nitrate as N m /I
Nitrate/Nitrite as N m /I
Nitrite as N m /I
H SU 8.26
Phosphate m /I
Phosphorus Ortho , dissolved m /I
Potassium, dissolved m /I
Selenium, total m /I
Sodium Absorption Ratio SAR calc.
Sodium, dissolved m /I
Sulfate m /I
TDS Ratio calc.
TDS Calc. m /I
TDS m /I 959
TSS m /I 48
Zinc, dissolved m /I
Zinc, total mg/I
Baseline pre -2000 data, adapted from WWE (2001)
z Enviro-Chem Analytical, Grand Junction, CO
West Elk Mine
E-15 2008 Annual Hydrology Report HydroGeo, Inc.