2010-06-30_REPORT - C1980007 ‎(7)‎

• Permit No: C1980007
• IBM Index Class Name: REPORT
• Doc Date: 6/30/2010
• Doc Name: 2009 AHR Appendix E Thru I
• From: HydroGeo, Inc
• To: DRMS
• Annual Report Year: 2009
• Permit Index Doc Type: Hydrology Report
• Email Name: TAK
• Media Type: D
• Archive: No

Spring G-20
Water Quality and Field Parameters

•
Mountain Coal West Elk Mine
Monitoring Location Spring G-20 Baseline' 2009 Water Year
Description Units Minimum Maximum Mean 5/8/2009 5/24/2009 8/10/2009
Field Parameters
Flow m Dry Dry Dry
Electrical Conductivity pmhos/cm
pH SU
Temperature (°C) °C
Comment
Laboratory Parameters'
Name of Certified Lab
Lab Reference #
Sample Date
Lab Test Date
Sampled B
Alkalinity (Total CaCO3) mg/I
Aluminum, dissolved m /I
Anions me /I
Arsenic, dissolved m /I
Arsenic, total m /I
Bicarbonate m /I 452 657 539
Boron, dissolved m /I
Cadmium, dissolved m /I
Calcium, dissolved m /I 81 81 81
Carbonate m /I
Cation - Anion Balance m /I
Cations me /I
Chloride m /I 1.2 10 5.3
Conductivity µmhos/cm 970 1090 1023
Copper, dissolved m /I
Hardness m /I 193 416 318
Hydroxide m /I
Iron, dissolved m /I 0.05 0.01
Iron, total m /I 0.32 0.05
Lead, dissolved m /I
Magnesium, dissolved m /I 33.3 33.3 33.3
Manganese, dissolved m /I 0.002 0.002 0.002
Manganese, total m /I 0.06 0.005
Mercury, total m /I
Molybdenum, dissolved m /I
Nitrate as N mg/1
Nitrate/Nitrite as N m /I 0.01 0.05 0.03
Nitrite as N m /I
H lab SU 7 8.1 7.7
Phosphate m /I
Phosphorus Ortho , dissolved m /I 0.15 0.02
Potassium, dissolved m /I
Selenium, dissolved m /I
Selenium, total m /I
Sodium Absorption Ratio SAR talc. 2.31 2.73 2.52
Sodium, dissolved m /I 102 102 102
Sulfate m /I 16 117 81
TDS Ratio talc.
TDS Calc. m /I
TDS m /I 502 686 598
TSS m /I 19.6 3.5
Zinc, dissolved mg/I
Baseline pre -2000 data, adapted from WWE (2001)
West Elk Mine
E-19 2009 Annual Hydrology Report HydroGeo, Inc.