| № | 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 |
|
2023-01-17 | 161 | - | - | - | - | HIGH | low | low | low |
| 1 | 90697 | 2023-01-31 | 194 | - | - | - | - | HIGH | low | low | low | |
| 1 | 90697 | 2023-02-14 | 521 | - | - | - | - | HIGH | low | HIGH | low | |
| 1 | 90697 | 2023-02-28 | 160 | - | - | - | - | HIGH | low | low | low | |
| 2 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
|
2023-01-17 | 63 | - | - | - | - | HIGH | low | low | low |
| 2 | 90725 | 2023-01-31 | 63 | - | - | - | - | HIGH | low | low | low | |
| 2 | 90725 | 2023-02-14 | 1842 | - | - | - | - | HIGH | low | HIGH | Med | |
| 2 | 90725 | 2023-02-28 | 65 | - | - | - | - | HIGH | low | low | low | |
| 3 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
|
2023-01-17 | 686700 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
| 3 | 90727 | 2023-01-31 | 1553100 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90727 | 2023-02-14 | 198630 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 90727 | 2023-02-28 | 517200 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 188262 [2-month plot]
Mmabatho - at Road Bridge on Molopo River, D/S of Mafikeng |
|
2023-01-16 | 1732900 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
| 4 | 188262 | 2023-01-30 | 1553100 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 188262 | 2023-02-13 | 435200 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 4 | 188262 | 2023-02-27 | 2419600 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 191688 [2-month plot]
Mmabatho - D/S of Mmabatho WWTW, on Molopo Tributary. |
|
2023-01-16 | 2419600 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
| 5 | 191688 | 2023-01-30 | 2419600 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 191688 | 2023-02-13 | 2419600 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 5 | 191688 | 2023-02-27 | 3564000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 6 | 191693 [2-month plot]
- Soweto Eldoradopark - at Road Bridge on Klipspruit |
|
2023-01-17 | 150000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
| 6 | 191693 | 2023-01-31 | 1119900 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 6 | 191693 | 2023-02-14 | 648800 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 6 | 191693 | 2023-02-28 | 1161600 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 7 | 192536 [2-month plot]
Pampierstad - at Vaal-Harts Weir on Hartsrivier |
|
2023-02-15 | 1733 | - | 72 | 7.6 | - | HIGH | low | HIGH | Med |
| 7 | 192536 | 2023-02-15 | 3 | - | 72 | 7.6 | - | Med | low | low | low | |
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