| № | 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) |
|
2005-05-11 | 6000 | 6000 | - | 7.7 | - | HIGH | Med | HIGH | HIGH |
| 1 | 90616 | 2005-05-31 | 33000 | 35000 | - | 7.6 | - | HIGH | HIGH | HIGH | HIGH | |
| 1 | 90616 | 2005-06-28 | 32000 | - | - | 7.7 | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
|
2005-05-04 | 23 | 37 | - | 7.8 | - | HIGH | low | low | low |
| 3 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
|
2005-05-17 | 370 | 370 | - | 7.3 | - | HIGH | low | Med | low |
| 3 | 90725 | 2005-06-13 | 200 | 200 | - | 6.9 | - | HIGH | low | Med | low | |
| 4 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
|
2005-05-17 | 28 | 30 | - | 8.4 | - | HIGH | low | low | low |
| 4 | 90727 | 2005-06-13 | 1400 | 1400 | - | 7.0 | - | HIGH | low | HIGH | Med | |
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