2008-06-27_REPORT - C1980007 ‎(6)‎

• Permit No: C1980007
• IBM Index Class Name: REPORT
• Doc Date: 6/27/2008
• Doc Name: 2007 AHR Appendix D thru F
• From: HydroGeo, Inc
• To: DRMS
• Annual Report Year: 2007
• Permit Index Doc Type: Hydrology Report
• Email Name: TAK
• Media Type: D
• Archive: No

Spring G-30
Water Qualitv and Field Parameters
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Mountain Coal West Elk Mine
Monitoring Location Spring G-30 Baseline' 2007 Water Year
Description Units Minimum Maximum Mean 4/27/2007 5/24/2007 8/23/2007
Field Parameters
Flow 913M Damp D D
Electrical Conductivity µmhos/cm
pH SU
Temperature (°F) OF
Temperature CC) °C
Comment
Laboratory Parameter
Name of Certified La
Lab Reference #
Sample Date
Lab Test Date
Sampled B
Alkalinity (Total CaCQ) mg/I
Aluminum, dissolved m /I
Anions me /I
Arsenic, dissolved m /I
Arsenic, total m /I
Bicarbonate m /I 323 494 400
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 3 8 4.3
Conductivity µmhos/cm 696 885 805
Copper, dissolved m /I
Hardness m /I 336 453 390
Hydroxide m /I
Iron, dissolved m /I 0.14 0
Iron, total m /I 2.02 0.9
Lead, dissolved m /I
Magnesium, dissolved m /I 44.5 44.5 44.5
Manganese, dissolved m /I
Manganese, total m /I 0.017 0.135 0
Mercury, total m /I
Molybdenum, dissolved m /I
Nitrate as N Mg /I
Nitrate/Nitrite as N m /I 0.07 0.34 0.18
Nitrite as N m /I
H SU 7.95 8.1 8.02
Phosphate m /I
Phosphorus Ortho , dissolved m /I 0.184 0.03
Potassium, dissolved m /I
Selenium, total m /I
Sodium Absorption Ratio SAR calc. 0.51 0.7 0.6
Sodium, dissolved m /I
Sulfate m /I 30 91 68
TDS Ratio calc.
TDS Calc. m /I
TDS m /I 412 520 465
TSS m /I
Zinc, dissolved m /I
Zinc, total mg/I
Baseline pre -2000 data, adapted from WWE (2001)
z ACZ Laboratory, Steamboat Springs, CO
3 Negative values denote readings below lab detection levels
West Elk Mine
E-24 2007 Annual Hydrology Report HydioGeo, Inc.