| № | 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) |
|
2007-05-30 | 31000 | 33000 | - | 7.3 | - | HIGH | HIGH | HIGH | HIGH |
| 2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
|
2007-05-08 | 54 | 68 | - | 8.0 | - | HIGH | low | low | low |
| 2 | 90697 | 2007-06-13 | 64 | 64 | - | 8.4 | - | HIGH | low | low | low | |
| 3 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
|
2007-05-10 | 150 | 150 | - | 8.2 | - | HIGH | low | low | low |
| 3 | 90725 | 2007-06-05 | 48 | 48 | - | 6.7 | - | HIGH | low | low | low | |
| 4 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
|
2007-05-10 | 0 | 0 | - | 8.5 | - | low | low | low | low |
| 4 | 90727 | 2007-06-05 | 51 | 54 | - | 7.7 | - | HIGH | low | low | low | |
| 5 | 188487 [2-month plot]
Gong Gong D/S Barkly West on Vaal |
|
2007-05-03 | 18 | - | - | - | - | HIGH | low | low | low |
| 5 | 188487 | 2007-05-18 | 70 | - | - | - | - | HIGH | low | low | low | |
| 5 | 188487 | 2007-06-05 | 15 | - | - | - | - | HIGH | low | low | low | |
| 5 | 188487 | 2007-06-19 | 10 | - | - | - | - | HIGH | low | low | low | |
| 6 | 188488 [2-month plot]
Brent Park Rondavel Noord 1475 - at Moakeng Weir D/S Kroonstad on Valsrivier |
|
2007-05-03 | 18 | - | - | - | - | HIGH | low | low | low |
| 6 | 188488 | 2007-05-18 | 70 | - | - | - | - | HIGH | low | low | low | |
| 7 | 188489 [2-month plot]
Doornfonteyn Middelplaats D/S Warrenton on Vaal |
|
2007-05-03 | 70 | - | - | - | - | HIGH | low | low | low |
| 7 | 188489 | 2007-05-18 | 62 | - | - | - | - | HIGH | low | low | low | |
| 7 | 188489 | 2007-06-05 | 66 | - | - | - | - | HIGH | low | low | low | |
| 7 | 188489 | 2007-06-19 | 70 | - | - | - | - | HIGH | low | low | low | |
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