REP07979

• Permit No: C1981028
• IBM Index Class Name: Report
• Doc Date: 2/28/2003
• Doc Name: 2002 AHR & ARR Letter and Reports
• From: Coors Energy Company
• To: DMG
• Annual Report Year: 2002
• Permit Index Doc Type: Hydrology Report
• Media Type: D
• Archive: No

EYECUTIVE SiJlbIlbiARY -Detection Highlights
• D2L050358
REPORTING ANALYTICAL
PARAMETER RESULT LIMIT UNITS METHOD

DA46-B 12/05/02 11:40 003
Barium - DISSOLVED 0.010 0.010 mg/L MCAWW 200.7
Calcium - DISSOLVED ~ 110 ~ 0.20 mg/L MCAWW 200.7
Magnesium - DISSOLVED 52 0.20 mgjL MCAWW 200.7
Manganese - DISSOLVED 0.40 0.0050 mg/L ~ MCAWW. 200.7
Sodium - DISSOLVED 270 5.0 mg/L MCAWW 200.7
Specific Conductance 1600 2.0 umhos/cm MCAWW 120.1
pH 7.5 0.10 No Units MCAWW 150.1
Total Dissolved 1400 10 mg/L MCAWW 160.1
Solids
Chloride 37 S i.0 mg/L MCAWW 325.2
Hardness, 490 5.0 mg/L SM18 2390B
as CaC03
Sodium Adsorp. 5.3 -- No Units S~PG SAR
Ratio (SAR) _
Sulfate 660 Q 100 mg/L MCAWW 375.4
Bicarbonate 270 5.0 mg/L MCAWW 310.1
•
Alkalinity
Total Alkalinity 270 5,0 mgfL MCAWW 310.1
DH122-B 12/05/02 12:20 004
Barium - DISSOLVED 0.039 0.010 mg/L MCAWW 200.7
Calcium - DISSOLVED 260 0.20 mg/L MCAWW 200.7
Magnesium - DISSOLVED 94 0.20 mg/L MCAWW 200.7
Manganese - DISSOLVED 0.025 0.0050 mg/L MCAWW 200.7
Sodium - DISSOLVED 190 5.0 mgfL MCAWW 200.7
Selenium - DISSOLVED 0.0057 0.0050 mg/L MCAWW 200.7
Specific Conductance. 1900 2.0 umhos/cm MCAWW 120.1
pH 7.5 0.10 No Units MCAWW 150.1
Total Dissolved 1800 10 mg/L MCAWW 160.1
Solids
Chloride 150 S 1.0 mg/L MCAWW 325.2
Hardness, 1000 5.0 mg/L SM18 2340B
as CaC03
Sodium Adsorp. 2.6 -- No Units S&PG SAR
Ratio (SAR)
Sulfate 860 Q 250 mg/L MCAWW 375.4
Bicarbonate ~ 200 5.0 mg/L MCAWW 310.1
Alkalinity
Total Alkalinity 200 5.0 mg/L MCAWW 310.1
I • (Continued on next page)
AHR-2002 -63-