| № | 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) |
|
2020-08-13 | 800 | 820 | - | 7.4 | - | HIGH | low | HIGH | low |
| 2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
|
2020-07-16 | 87 | 93 | - | 8.0 | - | HIGH | low | low | low |
| 3 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
|
2020-07-09 | 144 | 144 | 1 | 7.9 | - | HIGH | low | low | low |
| 3 | 90725 | 2020-07-09 | 144 | 144 | 1 | 7.9 | - | HIGH | low | low | low | |
| 3 | 90725 | 2020-07-09 | 144 | 144 | 1 | 7.9 | - | HIGH | low | low | low | |
| 3 | 90725 | 2020-07-09 | 144 | 144 | 1 | 7.9 | - | HIGH | low | low | low | |
| 4 | 189147 [2-month plot]
Warden 150 M upstream of Dam Wall on Cornelisrivier |
|
2020-08-06 | 10 | 10 | 18 | 8.2 | - | HIGH | low | low | low |
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