| № | Site [ view 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 | |
| 4 | 188262 [2-month plot]
Mmabatho - at Road Bridge on Molopo River, D/S of Mafikeng |
|
2022-07-13 | 728400 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
| 4 | 188262 | 2022-07-27 | 139600 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 188262 | 2022-08-10 | 111990 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 188262 | 2022-08-22 | 173290 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 191688 [2-month plot]
Mmabatho - D/S of Mmabatho WWTW, on Molopo Tributary. |
|
2022-07-13 | 5794000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
| 5 | 191688 | 2022-07-27 | 3076000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 191688 | 2022-08-10 | 4106000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 191688 | 2022-08-24 | 4891500 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
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