№ | 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 | 90616 [2-month plot]
Rietspruit at Kaalplaats (Rw RV2) |
![]() |
2023-08-31 | 2420 | 2420 | - | 6.8 | - | HIGH | Med | HIGH | Med |
2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
![]() |
2023-07-05 | 189 | - | - | - | - | HIGH | low | low | low |
2 | 90697 | 2023-07-18 | 271 | - | - | - | - | HIGH | low | Med | low | |
2 | 90697 | 2023-08-02 | 358 | - | - | - | - | HIGH | low | Med | low | |
2 | 90697 | 2023-08-15 | 649 | - | - | - | - | HIGH | low | HIGH | low | |
2 | 90697 | 2023-08-29 | 1553 | - | - | - | - | HIGH | low | HIGH | Med | |
2 | 90697 | 2023-08-31 | 326 | 326 | - | 7.3 | - | HIGH | low | Med | low | |
3 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
![]() |
2023-07-05 | 182 | - | - | - | - | HIGH | low | low | low |
3 | 90725 | 2023-07-18 | 26 | - | - | - | - | HIGH | low | low | low | |
3 | 90725 | 2023-08-02 | 43 | - | - | - | - | HIGH | low | low | low | |
3 | 90725 | 2023-08-15 | 17 | - | - | - | - | HIGH | low | low | low | |
3 | 90725 | 2023-08-22 | 61 | 71 | 15 | 9.5 | - | HIGH | low | low | low | |
3 | 90725 | 2023-08-29 | 74 | - | - | - | - | HIGH | low | low | low | |
4 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
![]() |
2023-07-05 | 980400 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
4 | 90727 | 2023-07-18 | 613100 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
4 | 90727 | 2023-08-02 | 1119900 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
4 | 90727 | 2023-08-15 | 617100 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
4 | 90727 | 2023-08-22 | 2420 | 2420 | 45 | 9.2 | - | HIGH | Med | HIGH | Med | |
4 | 90727 | 2023-08-29 | 435200 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
5 | 188262 [2-month plot]
Mmabatho - at Road Bridge on Molopo River, D/S of Mafikeng |
![]() |
2023-07-03 | 667750 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
5 | 188262 | 2023-07-17 | 307600 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
5 | 188262 | 2023-07-31 | 290900 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
5 | 188262 | 2023-08-14 | 579400 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
5 | 188262 | 2023-08-28 | 980400 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
6 | 189147 [2-month plot]
Warden 150 M upstream of Dam Wall on Cornelisrivier |
![]() |
2023-08-30 | 8 | 8 | 3 | 7.4 | - | Med | low | low | low |
7 | 191688 [2-month plot]
Mmabatho - D/S of Mmabatho WWTW, on Molopo Tributary. |
![]() |
2023-07-03 | 1986300 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
7 | 191688 | 2023-07-17 | 3255000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
7 | 191688 | 2023-07-31 | 2419600 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
7 | 191688 | 2023-08-14 | 2419600 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
7 | 191688 | 2023-08-28 | 1859600 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
8 | 191693 [2-month plot]
- Soweto Eldoradopark - at Road Bridge on Klipspruit |
![]() |
2023-07-05 | 714750 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
8 | 191693 | 2023-07-17 | 235900 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
8 | 191693 | 2023-08-02 | 517200 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
8 | 191693 | 2023-08-15 | 387300 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
8 | 191693 | 2023-08-29 | 111990 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
9 | 191696 [2-month plot]
Sia 20 - Eldorado Park Goudkoppie - at Goudkoppie WWTW, near Power Park |
![]() |
2023-07-13 | 240000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
9 | 191696 | 2023-08-06 | 10000 | - | - | - | - | HIGH | Med | HIGH | HIGH | |
9 | 191696 | 2023-08-10 | 150000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
10 | 191876 [2-month plot]
Roodepoort Bothasfontein 408 JR - at Florida Lake Outlet |
![]() |
2023-07-13 | 450 | - | - | - | - | HIGH | low | HIGH | low |
10 | 191876 | 2023-08-06 | 10 | - | - | - | - | HIGH | low | low | low | |
10 | 191876 | 2023-08-10 | 230 | - | - | - | - | HIGH | low | Med | low |
![]() |
![]() |