| № | 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) |
|
2008-05-06 | 31000 | 34000 | - | 8.6 | - | HIGH | HIGH | HIGH | HIGH |
| 2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
|
2008-05-09 | 39 | 41 | - | - | - | HIGH | low | low | low |
| 2 | 90697 | 2008-05-09 | 39 | 41 | - | - | - | HIGH | low | low | low | |
| 2 | 90697 | 2008-05-09 | 39 | 41 | - | - | - | HIGH | low | low | low | |
| 2 | 90697 | 2008-05-09 | 39 | 41 | - | - | - | HIGH | low | low | low | |
| 2 | 90697 | 2008-05-29 | 19 | 21 | - | - | - | HIGH | low | low | low | |
| 2 | 90697 | 2008-06-17 | 19 | 21 | - | 8.0 | - | HIGH | low | low | low | |
| 3 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
|
2008-05-08 | 31 | 31 | - | 6.4 | - | HIGH | low | low | low |
| 3 | 90725 | 2008-06-25 | 39 | 43 | - | 6.4 | - | HIGH | low | low | low | |
| 4 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
|
2008-05-08 | 1200 | 2200 | - | 8.0 | - | HIGH | low | HIGH | Med |
| 4 | 90727 | 2008-06-25 | 160 | 190 | - | 7.2 | - | HIGH | low | low | low | |
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