annexc - Newmont Mining Corporation
annexc - Newmont Mining Corporation
annexc - Newmont Mining Corporation
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Surface Water Statistic<br />
Afosu Stream<br />
Mamang<br />
Tributaries<br />
Mamang River<br />
Pra River<br />
Tributaries<br />
Pra River<br />
Water Quality<br />
Standards<br />
U = value is detection limit<br />
NA = not applicable<br />
ND = no data<br />
Shaded cell: value exceeds lowest std.<br />
Uranium,<br />
Total<br />
mg/L<br />
Table C4-5<br />
Surface Water Chemistry (2001-2007)<br />
Akyem Project<br />
Eastern Region, Ghana<br />
Uranium,<br />
Dissolved<br />
mg/L<br />
Vanadium,<br />
Dissolved<br />
mg/L<br />
Vanadium,<br />
Total<br />
mg/L<br />
Zinc,<br />
Dissolved<br />
mg/L<br />
Total # Samples Analysed 18 22 16 18 21 82 19 19<br />
Total Non Detect<br />
14 12 9 6 4 7 10 2<br />
Maximum<br />
0.05 0.05 0.01 0.036 0.06 0.67 900 1600<br />
Mean<br />
0.03 0.02 0.01 0.01 0.02 0.09 104 580<br />
Standard Deviation<br />
0.03 0.03 0.00 0.01 0.02 0.11 229 679<br />
Total # Samples Analysed 29 48 29 37 33 179 39 38<br />
Total Non Detect<br />
19 25 18 13 6 11 17 3<br />
Maximum<br />
0.05 0.05 0.01 0.031 0.07 6.1 1600 1600<br />
Mean<br />
0.03 0.02 0.01 0.01 0.03 0.14 118 503<br />
Standard Deviation<br />
0.02 0.02 0.00 0.01 0.02 0.47 276 631<br />
Total # Samples Analyzed 21 36 21 26 23 55 33 33<br />
Total Non Detect<br />
11 14 11 6 2 7 15 9<br />
Maximum<br />
0.05 0.05 0.01 0.018 0.322 0.6 900 1600<br />
Mean<br />
0.03 0.02 0.01 0.01 0.05 0.06 82 276<br />
Standard Deviation<br />
0.03 0.02 0.00 0.00 0.06 0.12 179 482<br />
Total # Samples Analyzed 7 13 7 9 9 29 11 11<br />
Total Non Detect<br />
5 7 4 3 2 3 4 1<br />
Maximum<br />
0.05 0.05 0.01 0.013 0.083 0.3 500 1600<br />
Mean<br />
0.03 0.02 0.01 0.01 0.03 0.07 79 471<br />
Standard Deviation<br />
0.03 0.02 0.00 0.01 0.02 0.09 150 618<br />
Total # Samples Analyzed 18 32 18 21 22 57 30 30<br />
Total Non Detect<br />
9 12 9 6 4 8 19 9<br />
Maximum<br />
0.05 0.05 0.01 0.016 0.071 1.1 1600 1600<br />
Mean<br />
0.03 0.01 0.01 0.01 0.03 0.11 114 325<br />
Standard Deviation<br />
0.03 0.02 0.005 0.01 0.02 0.20 313 594<br />
USEPA MCL PRIMARY 0.03 0.03<br />
USEPA MCL SECONDARY<br />
5 5<br />
WHO DWG<br />
2 2<br />
GSB/GWC DWG<br />
3 3<br />
ms per liter; MPN = most probable number; ml = milliliter.<br />
Zinc,<br />
Total<br />
mg/L<br />
Fecal<br />
Coliform<br />
MPN/100ml<br />
Total<br />
Coliform<br />
MPN/100ml<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.
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