| № | 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 |
|
2022-07-11 | 102 | - | - | - | - | HIGH | low | low | low |
| 1 | 90697 | 2022-07-25 | 294 | - | - | - | - | HIGH | low | Med | low | |
| 1 | 90697 | 2022-08-22 | 266 | - | - | - | - | HIGH | low | Med | low | |
| 2 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
|
2022-07-11 | 6867 | - | - | - | - | HIGH | Med | HIGH | HIGH |
| 2 | 90725 | 2022-07-25 | 11 | - | - | - | - | HIGH | low | low | low | |
| 2 | 90725 | 2022-08-22 | 11 | - | - | - | - | HIGH | low | low | low | |
| 3 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
|
2022-07-11 | 92080 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
| 3 | 90727 | 2022-07-25 | 198630 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90727 | 2022-08-22 | 547500 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
 |
 |