REP08333

• Permit No: C1980007
• IBM Index Class Name: Report
• Doc Date: 9/16/2004
• Doc Name: 2003 Annual Hydrology Report Appendix D Through E
• From: Hydro Geo Inc
• To: DMG
• Annual Report Year: 2003
• Permit Index Doc Type: Hydrology Report
• Media Type: D
• Archive: No

Spring G•35 (3)
Water Quality and Field Parameters
LJ

•
Mountain Coal West Elk Mine
Monitoring Location SpringG35 Baseline 2oo3watervaar
Descri lion Units Minimum Maximum Mean a/13l2003 5/2/2003 9/23/2003
Field Parameters
Flow m D Damp Wet
Electrical Conductivit umhos/cm
H SU
Tem erature oC
Comment
Laborato Parameters
Name of Certified Lab
Lab Reference #
Sam le Date
Lab Test Date
Sam led B
Alkalini Total CaCO3 m /I
Aluminum, dissolved m /I 0.04 0.04 0.04
Anions me /I
Arsenic, dissolved m /I
Arsenic, total m /I
Bicarbonate m /I 313 440 363.6
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 2 14 10.4
Conductivi umhos/Cm 1030 1130 1080
Co er, dissolved m /I
Hardness m /I 234 566 439
H droxide m /I
Iron, dissolved m I 0.02 D.03 D.D25
Iron, total m /I 0.02 1.2 0.28
Lead, dissolved m /I
Ma nesium, dissolved m /I 65.4 65.4 65.4
Man anese, dissolved m /I
Man anese, total m /1 D.07 0.01
Mercu ,total m /I
Mol bdenum, dissolved m /I
Nitrate as N m /I
Nitrate/Nitrite as N m /I 0.28 0.53 0.394
Nitrite as N m 11 7.7 7.8 Z75
H SU
Phos hate m I
Phos horns Ortho ,dissolved m /I
Potassium, dissolved m /I
Selenium, total m !I
Sodium Absor lion Ratio SAR talc. 0.91 0.9z 0.915
Sodium, dissolved m /I
Sulfate m /I 224 284 255.6
TDS Ratio talc.
TDS Calc. !I
TDS m A 598 974 731
TSS m /I 16 8
Zinc, dissolved m I
Zinc, total 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•22 2003 Annual Hydrology Report HydioGeo, /nc.