| № | 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) |
|
2020-11-24 | 19 | 47 | - | 7.4 | - | HIGH | low | low | low |
| 1 | 90616 | 2020-12-09 | 21000 | 21000 | - | 7.3 | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
|
2020-12-08 | 1020 | 1120 | - | 7.9 | - | HIGH | low | HIGH | Med |
| 3 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
|
2020-11-10 | 5600 | 10700 | 54 | 7.1 | - | HIGH | Med | HIGH | HIGH |
| 4 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
|
2020-11-10 | 70000 | 590000 | 10 | 7.3 | - | HIGH | HIGH | HIGH | HIGH |
| 5 | 189147 [2-month plot]
Warden 150 M upstream of Dam Wall on Cornelisrivier |
|
2020-12-10 | 150 | 700 | 28 | 7.7 | - | HIGH | low | low | low |
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