| № | Site [ view Upper Vaal sites in Google Earth ] |
Plot all data | Date | MPN, or cfu / 100mL |
Turb. NTU |
pH | Temp. oC |
Risk based on E. coli if recorded, otherwise on faecal coliforms | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| E. coli | faecal coliforms | drinking- no treatment |
drinking- limited treatment |
full or partial contact |
irrigation- crops eaten raw |
|||||||
| 1 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
|
2025-05-13 | 62 | - | - | - | - | HIGH | low | low | low |
| 1 | 90697 | 2025-05-27 | 143 | - | - | - | - | HIGH | low | low | low | |
| 1 | 90697 | 2025-06-10 | 178 | - | - | - | - | HIGH | low | low | low | |
| 1 | 90697 | 2025-06-24 | 517 | - | - | - | - | HIGH | low | HIGH | low | |
| 2 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
|
2025-05-13 | 1203300 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
| 2 | 90725 | 2025-05-27 | 2419600 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 90725 | 2025-06-10 | 1119900 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 90725 | 2025-06-24 | 1046200 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
|
2025-05-13 | 579400 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
| 3 | 90727 | 2025-05-27 | 686700 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90727 | 2025-06-10 | 648800 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90727 | 2025-06-24 | 613100 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 191693 [2-month plot]
- Soweto Eldoradopark - at Road Bridge on Klipspruit |
|
2025-05-13 | 275500 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
| 4 | 191693 | 2025-05-27 | 866400 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 191693 | 2025-06-10 | 613100 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 191693 | 2025-06-24 | 727000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
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