| № | 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) |
|
2008-07-01 | 7600 | 7600 | - | 7.5 | - | HIGH | Med | HIGH | HIGH |
| 1 | 90616 | 2008-07-31 | 3600 | 3800 | - | 7.4 | - | HIGH | Med | HIGH | Med | |
| 1 | 90616 | 2008-08-21 | 1800 | 1800 | - | 7.5 | - | HIGH | low | HIGH | Med | |
| 2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
|
2008-07-15 | 0 | 0 | - | 8.1 | - | low | low | low | low |
| 2 | 90697 | 2008-08-13 | 12 | 14 | - | 8.2 | - | HIGH | low | low | low | |
| 3 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
|
2008-07-31 | 26 | 30 | - | 6.6 | - | HIGH | low | low | low |
| 3 | 90725 | 2008-08-27 | 300 | 300 | - | 7.5 | - | HIGH | low | Med | low | |
| 4 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
|
2008-07-31 | 4 | 4 | - | 7.4 | - | Med | low | low | low |
| 4 | 90727 | 2008-08-27 | 430 | 450 | - | 7.1 | - | HIGH | low | HIGH | low | |
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