annexc - Newmont Mining Corporation
annexc - Newmont Mining Corporation
annexc - Newmont Mining Corporation
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Surface Water Statistic<br />
Village Wells<br />
Monitoring Wells<br />
Water Quality<br />
Standards<br />
Total # Samples Analysed<br />
Total Non Detect<br />
Maximum<br />
Mean<br />
Standard Deviation<br />
Total # Samples Analysed<br />
Total Non Detect<br />
Maximum<br />
Mean<br />
Standard Deviation<br />
USEPA MCL PRIMARY<br />
USEPA MCL SECONDARY<br />
WHO DWG<br />
GSB/GWC DWG<br />
U = value is detection limit<br />
NA = not applicable<br />
ND = no data<br />
Shaded cell: value exceeds lowest std.<br />
Copper,<br />
Dissolved<br />
mg/L<br />
Copper,<br />
Total<br />
mg/L<br />
Cyanide,<br />
Total<br />
mg/L<br />
Table C4-7<br />
Groundwater Chemistry (2001-2007)<br />
Akyem Project<br />
Eastern Region, Ghana<br />
Cyanide,<br />
Free<br />
mg/L<br />
Fluoride,<br />
Undistilled<br />
mg/L<br />
Hardness,<br />
as CaCO3<br />
mg/L<br />
Iron,<br />
Dissolved<br />
mg/L<br />
Iron,<br />
Total<br />
mg/L<br />
Lead,<br />
Dissolved,<br />
mg/L<br />
Lead,<br />
Total<br />
mg/L<br />
Magnesium<br />
mg/L<br />
Manganese,<br />
Dissolved<br />
mg/L<br />
Manganese,<br />
Total<br />
mg/L<br />
Mercury,<br />
Dissolved<br />
mg/L<br />
Mercury,<br />
Total<br />
mg/L<br />
86 247 105 125 144 174 90 255 90 102 123 86 250 90 101<br />
42 69 86 106 12 3 49 31 73 82 0 3 6 89 100<br />
0.19 1.1 0.01 2.8 0.8 452 1.2 26 0.0056 2.3 65 2 9 0.00034 0.001U<br />
0.01 0.05 0.01 0.03 0.2 99 0.1 1 0.004 0.05 13 0.2 0.4 0.0001 NA<br />
0.03 0.12 0.003 0.25 0.1 99 0.3 2 0.002 0.24 11 0 1 0.0001 NA<br />
17 66 71 71 74 17 17 72 17 59 60 17 66 17 53<br />
2 53 70 71 7 0 1 4 2 43 0 0 5 17 47<br />
0.0008 0.019 0.2 0.01U 0.9 274.7 2.9 31 0.00181 0.81 43.7 0.331 1.6 0.0002U 0.0006<br />
0.0005 0.01 NA NA 0.2 126 0.4 1 0.0004 0.04 10 0.1 0.21 NA 0.0002<br />
0.0002 0.01 NA NA 0.2 82 1 5 0.0005 0.12 10 0.1 0.30 NA 0.0001<br />
1.3 1.3 0.2 4 0.015 0.015 0.002 0.002<br />
1 1 2 0.3 0.3 0.05 0.05<br />
2 2 0.07 1.5 0.01 0.01 0.4 0.4 0.006 0.006<br />
1 1 0.01 1.5 0.3 0.3 0.01 0.01 0.5 0.5 0.001 0.001<br />
USEPA = U.S. Environmental Protection Agency<br />
WHO = World Health Org.<br />
DWG = Drinking Water Goal<br />
GSB/GWC = Ghana Stds Board and Water Co.