REP48639

• Permit No: C1992080
• IBM Index Class Name: Report
• Doc Date: 12/11/2001
• Doc Name: 97 AHR SECTION 2 HYDROLOGIC DATA FOR THE 1997
• Annual Report Year: 1997
• Permit Index Doc Type: HYDROLOGY REPORT
• Media Type: D
• Archive: No

• TABLE # 5. CARBON JUNCTION MINE
GW WELL SUIVIMARY 1997 WATER YEAR
WELL 941 (MID-MINE)
SEM I-ANNUAL
SAMPLING FREQUENCY
•
Water Year Quarter 4Q96 1 Q97 3Q97 Max Min Mean
Sample Date 10/15/96 1/23/97 7/22/97

Arsenic tAsl <0.001 <0.001 <0.001 0 0 n/a
Calcium tCa1 106 160 23.9 160 23.9 97
Bicarbonate (CaC03) 455 410 288 455 288 384
Cadmium ICdI <0.005 <0.005 <0.002 0 0 n/a
Chloride ICII <10 11 33 33 11 22
Cabonate ICaC031 0 0 0 0 0 0
Depth to Water 23 22 64 64 22 36
Conductivity IECI 1457 1634 1332 1634 1332 1474
Iron IFeI 0.3 <0.2 1.9 1.9 0.3 1.1
Mercury IHgI <0.001 <0.001 <0.001 0 0 n/a
Magnesium (Mg) 79.2 110 22.4 110 22.4 71
Manganese IMnI <0.2 0.2 <0.2 0.2 0.2 0.2
Sodium INaI 115 88.2 104 115 88.2 102
Ammonia as Nitrogen (NH3) 1.44 1.51 <0.1 1.51 1.44 1.48
Nitrite (N02) <0.05 <0.05 NT 0 0 n/a
Nitrate IN031 <0.05 <0.05 NT 0 0 n/a
Nitrate/Nitrite IN03, N021 <0.04 <0.04 <0.04 0 0 n/a
pH 7.1 7.06 7.4 7.4 7.06 7.2
Phosphate (P04) 0.23 <0.1 <0.1 0.23 0.23 0.23
Selenium ISeI <0.001 <0.001 <0.001 0 0 n/a
Sulfate ISO41 375 640 64 640 64 360
Total Dissolved Solids ITDSI 1040 1280 795 1280 795 1038
Temperature 19 4 21 21 4 15
Zinc IZnI <0.25 <0.25 <0.25 0 0 nla
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