annexc - Newmont Mining Corporation
annexc - Newmont Mining Corporation
annexc - Newmont Mining Corporation
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Groundwater Type Statistic<br />
Village Wells<br />
Monitoring Wells<br />
Water Quality Standards<br />
Apparent<br />
Colour<br />
True<br />
Colour<br />
DO Field<br />
mg/L<br />
Table C4-7<br />
Groundwater Chemistry (2001-2007)<br />
Akyem Project<br />
Eastern Region, Ghana<br />
Temp Field<br />
°C<br />
Field Electrical<br />
Conductivity<br />
uS/cm<br />
Lab Electrical<br />
Conductivity<br />
uS/cm<br />
pH field<br />
s.u.<br />
pH lab<br />
s.u.<br />
Total<br />
Dissolved<br />
Solids<br />
mg/L<br />
Total<br />
Suspended<br />
Solids<br />
mg/L<br />
Turbidity,<br />
field<br />
NTU<br />
Turbidity, lab<br />
NTU<br />
Total # Samples Analysed 137 196 7 95 109 204 109 204 312 244 82 189<br />
Total Non Detect 17 90 0 NA NA NA NA NA 0 24 0 2<br />
Minimum 0 0 0.5 25.5 12.5 0.1 5 3 3.3 0.1 0 0<br />
Maximum 95 26 3 31.3 1255 749 7 7 840 418.3 37 147<br />
Mean 18 5 1.3 27 342 189 6 6 197 24 3 5<br />
Standard Deviation 16 5 0.8 1.1 239 171 0.4 1 123 60 6 16<br />
Total # Samples Analysed 59 59 17 36 70 ND 58 10 60 60 50 17<br />
Total Non Detect 54 50 0 NA NA ND NA NA 0 33 6 0<br />
Minimum 5 0 0.39 21.4 7.9 ND 5 5.8 64 0.1 0 0<br />
Maximum 200 10 1.8 27.4 665 ND 7 7 530 332.4 660 20<br />
Mean 8 5 0.84 25 73 ND 7 7 211 11 19 1<br />
Standard Deviation<br />
USEPA MCL PRIMARY<br />
25 2 0.44 2 124 ND 0.4 0.4 95 48 97 5<br />
USEPA MCL SECONDARY<br />
WHO DWG<br />
15 500 500 6.5-8.5 6.5-8.5 500<br />
GSB/GWC DWG 15 6.5-8.5 6.5-8.5 1000<br />
Note: DO = dissolved oxygen; mg/L = milligrams per liter; C = Celsius; uS/cm = microSiemens per centimeter; s.u. = standard units; NTU = nephelometric turbidity units.<br />
ND = no data<br />
NA = not analyzed<br />
U = value is detection limit<br />
Shaded cell = value exceeds lowest std.<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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