| № | 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 |
|
2023-05-09 | 780 | - | - | - | - | HIGH | low | HIGH | low |
| 1 | 90697 | 2023-05-23 | 443 | - | - | - | - | HIGH | low | HIGH | low | |
| 1 | 90697 | 2023-06-05 | 217 | - | - | - | - | HIGH | low | Med | low | |
| 1 | 90697 | 2023-06-20 | 259 | - | - | - | - | HIGH | low | Med | low | |
| 2 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
|
2023-05-09 | 3466 | - | - | - | - | HIGH | Med | HIGH | Med |
| 2 | 90725 | 2023-05-23 | 551 | - | - | - | - | HIGH | low | HIGH | low | |
| 2 | 90725 | 2023-06-05 | 131 | - | - | - | - | HIGH | low | low | low | |
| 2 | 90725 | 2023-06-20 | 977 | - | - | - | - | HIGH | low | HIGH | low | |
| 3 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
|
2023-05-09 | 92080 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
| 3 | 90727 | 2023-05-23 | 435850 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90727 | 2023-06-05 | 1046200 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90727 | 2023-06-20 | 461100 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 188262 [2-month plot]
Mmabatho - at Road Bridge on Molopo River, D/S of Mafikeng |
|
2023-05-08 | 686700 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
| 4 | 188262 | 2023-05-22 | 3076000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 188262 | 2023-06-06 | 1986300 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 188262 | 2023-06-19 | 547500 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 191688 [2-month plot]
Mmabatho - D/S of Mmabatho WWTW, on Molopo Tributary. |
|
2023-05-08 | 6867000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
| 5 | 191688 | 2023-05-22 | 1986300 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 191688 | 2023-06-06 | 5071000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 191688 | 2023-06-19 | 1860000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 6 | 191693 [2-month plot]
- Soweto Eldoradopark - at Road Bridge on Klipspruit |
|
2023-05-09 | 488400 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
| 6 | 191693 | 2023-05-23 | 115300 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 6 | 191693 | 2023-06-05 | 816400 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 6 | 191693 | 2023-06-20 | 410600 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
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