REP23812

• Permit No: C1980007
• IBM Index Class Name: Report
• Doc Date: 4/25/2003
• Doc Name: 2002 AHR Appendix E Thru H
• From: Mountain Coal Company
• To: DMG
• Annual Report Year: 2002
• Permit Index Doc Type: Hydrology Report
• Media Type: D
• Archive: No

Spring G-28A (20)
Water Quality and Field Parameters
•

I•
Mountain Coal West Elk Mine
Monitoring Location Spring G-28A Baseline 2002 Water Year
Descri lion Units Minimum Maximum Mean 4/30/2002 6/17/2002 9/27/2002
Field Parameters
Flow m 2.0 0.1 D
Electrical Conductivi umhos/cm 933 1042
H SU 7.15 7.58
Tem erdture oC 19.8 14.2
Comment
Laborato Parameters
Name of Certified Lab ACZ
Lab Reference # L373o6-07
Sam le Date 6/17/2002
Lab Test Date 6/20-7/10
Sam led B GV
Alkalini Total CaCO3 m /I
Aluminum, dissolved m /I
Anions me /I
Arsenic, dissolved m A
Arsenic, total m /I
Bicarbonate m /I 338 400 367.4
Boron, dissolved m /I
Cadmium, dissolved m /I
Calcium, dissolved m /I
Carbonate m /I
Cation -Anion Balance m /I
Cations me /I
Chloride m /I 5 10 6
Conductivi umhos/cm 1600 1600 1600 s28
Co er, dissolved m /I
Hardness m /I 162 654 338
H droxide m /I
Iron, dissolved m /I 0.04
Iron, total m /I 0.06 1.12 0.526 0.5
Lead, dissolved m /I
Ma nesium, dissolved m /I
Man anese, dissolved m /I
Man anese, total m /I 0.02 0
Mercu ,total m /I
Mol bdenum, dissolved m /I
Nitrate as N ,dissolved m /I
Nitrate/Nitrite as N m /I 0.21 0.132
Nitrite as N ,dissolved m /1
H SU 7.9 7.9 7.9 7.4
Phos hate m /I
Phos horns Ortho ,dissolved m /I
Potassium, dissolved m /I
Selenium, total m /I
Sodium Absor lion Ratio SAR talc.
Sodium, dissolved m /I
Sulfate m /I 64 550 166.8
TDS Ratio talc.
TDS Calc. m /I
TDS m /I 420 1100 587 600
TSS m /I 4a
Zinc, dissolved m /I

ACZ -ACZ Laborato Steamboat S rin s Colorado
Standard is for reference ur oses onl
NA - not a livable NM -not measured NR -not re orted

West Elk Mine
E-7 2002 Annual Hydrology Report HydroGeo, Inc.