| № | 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) |
|
2006-05-31 | 6000 | - | - | 7.8 | - | HIGH | Med | HIGH | HIGH |
| 1 | 90616 | 2006-06-29 | 0 | - | - | 7.7 | - | low | low | low | low | |
| 2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
|
2006-05-15 | 46 | - | 11 | - | 9.7 | HIGH | low | low | low |
| 2 | 90697 | 2006-06-28 | 11 | 17 | - | 8.1 | - | HIGH | low | low | low | |
| 3 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
|
2006-05-04 | 48 | 48 | - | 6.9 | - | HIGH | low | low | low |
| 3 | 90725 | 2006-05-23 | 24 | 24 | - | 7.2 | - | HIGH | low | low | low | |
| 3 | 90725 | 2006-06-13 | 16 | 16 | - | 7.4 | - | HIGH | low | low | low | |
| 4 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
|
2006-05-04 | 61 | 61 | - | 7.0 | - | HIGH | low | low | low |
| 4 | 90727 | 2006-05-23 | 40 | 40 | - | 7.1 | - | HIGH | low | low | low | |
| 4 | 90727 | 2006-06-13 | 16 | 18 | - | 7.9 | - | HIGH | low | low | low | |
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