| № | Site [ view Upper 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) |
|
2007-04-04 | 5000 | - | - | 7.3 | - | HIGH | Med | HIGH | HIGH |
| 2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
|
2007-03-15 | 120 | 150 | - | 8.1 | - | HIGH | low | low | low |
| 2 | 90697 | 2007-04-12 | 36 | 52 | - | 8.1 | - | HIGH | low | low | low | |
| 3 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
|
2007-03-07 | 52 | 52 | - | 7.9 | - | HIGH | low | low | low |
| 3 | 90725 | 2007-04-11 | 190 | 190 | - | 8.6 | - | HIGH | low | low | low | |
| 4 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
|
2007-03-07 | 6 | 10 | - | 8.9 | - | Med | low | low | low |
| 4 | 90727 | 2007-04-11 | 47 | 47 | - | 8.4 | - | HIGH | low | low | low | |
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