Water
EN8
The information below provides disclosure under the Global Reporting Initiative (GRI) indicator EN8: Total water withdrawal by source
Water consumption
| Water for consumptive use in operations (ML) |
Ground water used |
Surface water used |
Utility and/or other external water suppliers |
Total |
| |
2011 |
2010 |
2011 |
2010 |
2011 |
2010 |
2011 |
2010 |
| South Africa | 5,454 | 7,146 | 3,902 | 3,764 |
9,465 |
9,986 |
18,821 |
20,896 |
|---|
| Vaal River | 2,794 | 4,362 | 3,902 | 3,764 |
6,876 |
7,461 |
13,572 |
15,587 |
| West Wits | 2,660 | 2,784 | – | – |
2,589 |
2,525 |
5,249 |
5,309 |
| Continental Africa |
5,570 |
4,748 |
20,426 |
18,607 |
1,118 |
1,080 |
27,114 |
24,437 |
| Ghana |
|
|
|
|
|
|
|
|
| Iduapriem |
11 |
99 |
323 |
– |
74 |
– |
408 |
99 |
| Obuasi |
4,269 |
3,700 |
4,299 |
4,668 |
– |
– |
8,567 |
8,369 |
| Guinea |
|
|
|
|
|
|
|
|
| Siguiri |
254 |
205 |
5,843 |
5,061 |
– |
– |
6,097 |
5,267 |
| Mali |
|
|
|
|
|
|
|
|
| Sadiola |
– |
– |
5,992 |
5,777 |
– |
– |
5,992 |
5,777 |
| Yatela |
1,036 |
744 |
– |
– |
– |
– |
1,036 |
744 |
| Namibia |
|
|
|
|
|
|
|
|
| Navachab |
– |
– |
– |
– |
1,043 |
1,080 |
1,043 |
1,080 |
| Tanzania |
|
|
|
|
|
|
|
|
| Geita |
– |
– |
3,970 |
3,101 |
– |
– |
3,970 |
3,101 |
| Australasia |
3,984 |
3,429 |
57 |
35 |
18 |
21 |
4,059 |
3,485 |
| Australia |
|
|
|
|
|
|
|
|
| Sunrise Dam |
3,984 |
3,429 |
57 |
35 |
18 |
21 |
4,059 |
3,485 |
| Americas |
1,425 |
1,503 |
3,118 |
2,638 |
2,207 |
1,676 |
6,750 |
5,817 |
| Argentina |
|
|
|
|
|
|
|
|
| Cerro Vanguardia |
939 |
1,057 |
– |
– |
– |
– |
939 |
1,057 |
| Brazil |
|
|
|
|
|
|
|
|
| AGA Mineração |
57 |
53 |
3,118 |
2,638 |
– |
– |
3,174 |
2,691 |
| Serra Grande |
429 |
393 |
– |
– |
– |
– |
429 |
393 |
| USA |
|
|
|
|
|
|
|
|
| CC&V |
– |
– |
– |
– |
2,207 |
1,676 |
2,207 |
1,676 |
| Group(1) |
16,564 |
16,856 |
27,511 |
25,044 |
12,808 |
12,762 |
56,744 |
54,663 |
- 1 Group total includes 131 ML of ground water usage and 9 ML of surface water usage for Tropicana in 2011 and 30 ML of ground water usage at Tropicana in 2010.
EN21
The information below provides disclosure under the Global Reporting Initiative (GRI) indicator EN21: Total water discharge by quality and destination
Water discharge
Total planned discharges
| South Africa |
|---|
| Vaal River | - 1,427,671 m³/annum of untreated water into the Vaal River, from the Eye Dam, with a pH of 7.7 and conductivity of 3.38 mS/cm.
|
| West Wits |
- 37,855 m³/annum of sewage treated water (which meets effluent discharge guidelines) to the Elandsfontein Spruit, from the south of the Aquatic Dam. The pH was 7.7, and conductivity of 0.92 mS/cm.
- 87,868 m³/annum of chemically treated sewage from the Blyvoor Canal into the Wonderfontein Spruit, with a pH of 8.2 and conductivity of 0.52 mS/cm.
|
| Continental Africa |
| Ghana |
| Iduapriem |
- 298,693 m³/annum of coagulation, partial eletrolysis and reverse osmosis water from the P2W water treatment plant into the SW1 sampling point which joins the Agonabeng stream, with a pH of 7.76 and conductivity of 10.20 mS/cm.
|
| Obuasi |
|
| Guinea |
| Siguiri |
- 2,102 m³/annum of chemically treated sewage (digestion and chlorination) from the Koron camp sewage treatment plant Biofilter A into the Koron Koba river, with a pH of 7.67 and conductivity of 0.75 mS/cm.
- 2,681 m³/annum of chemically treated sewage (digestion and chlorination) from the Koron camp sewage treatment plant Biofilter B into the Koron Koba river, with a pH of 8.26 and conductivity of 0.95 mS/cm.
- 2,946 m³/annum of chemically treated sewage (digestion and chlorination) from the Koron camp sewage treatment plant Biofilter D into the Koron Koba river, with a pH of 7.79 and conductivity of 0.63 mS/cm.
- 3,500 m³/annum of untreated water was discharged from the Kami pit dewatering system into the Old Wolo pit, with a pH of 7.74 and conductivity of 0.51 mS/cm.
- 8,067 m³/annum of untreated water was discharged from the Sanu tintin dewatering system into the immediate environment, with a pH of 6.58 and conductivity of 0.47 mS/cm.
- 85,513 m³/annum of untreated water was discharged from the Kossisse pit dewatering system into the immediate environment, with a pH of 6.79 and conductivity of 0.43 mS/cm.
- 33,146 m³/annum of untreated water was discharged from the Kalamagna pit dewatering system into the immediate environment, with a pH of 6.66 and conductivity of 0.45 mS/cm.
- 512,178 m³/annum of untreated water was discharged from the Tubani pit dewatering system into the immediate environment, with a pH of 8.35 and conductivity of 0.24 mS/cm.
- 802,541 m³/annum of untreated water was discharged from the Sintroko pit dewatering system into the Kourouda river, with a pH of 7.02 and conductivity of 0.28 mS/cm.
|
| Mali |
| Sadiola |
|
| Yatela |
|
| Namibia |
| Navachab |
|
| Tanzania |
| Geita |
|
| Australasia |
| Australia |
| Sunrise Dam |
- 1,580,799m³/annum of untreated discharge from the open pit and underground into the Lake Carey discharge site, with a pH of 7.54 and conductivity of 0.33 mS/cm.
|
| Americas |
| Argentina |
| Cerro Vanguardia |
|
| Brazil |
| AGA Mineração |
- 47,827,101 m³/annum of treated discharge (removal of arsenic) from the source PQZ7001 (point 4) into the Velhas river, with a pH of 7.23 and conductivity of 0.19 mS/cm.
- 489,231 m³/annum of treated discharge (increasing pH) from the source MCB7002 (CN2 Cuiaba) into the Sabara river, with a pH of 7.51 and conductivity of 0.03 mS/cm.
- 434,751 m³/annum of treated discharge (suspended solids reduction) from the source MLM7002 Mina Lamego into the Papa Farinha creek, with a pH of 7.68 and conductivity of 0.01 mS/cm.
- 535,565 m³/annum of treated discharge (suspended solids reduction) from the source MCB7002 at the Corrego do Sitio Mine into the Conceição river, with a pH of 7.65 and conductivity of 0.05 mS/cm.
|
| Serra Grande |
- 1,809,000 m³/annum of treated discharge (arsenic and cyanide removal) from the Mine Nova & Palmeiras Mines into the Red river, with a pH of 7.73 and conductivity of 0.12 mS/cm.
|
| USA |
| CC&V |
|
