| № | 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) |
|
2012-05-30 | 2300 | 3000 | - | 7.6 | - | HIGH | Med | HIGH | Med |
| 1 | 90616 | 2012-06-19 | 470 | 740 | - | 7.8 | - | HIGH | low | HIGH | low | |
| 2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
|
2012-05-16 | 67 | 67 | - | 8.2 | - | HIGH | low | low | low |
| 2 | 90697 | 2012-06-06 | 97 | 97 | - | 8.2 | - | HIGH | low | low | low | |
| 3 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
|
2012-05-23 | 140 | 140 | 450 | 7.2 | - | HIGH | low | low | low |
| 3 | 90725 | 2012-06-19 | 78 | 78 | 450 | 7.0 | - | HIGH | low | low | low | |
| 4 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
|
2012-05-23 | 100 | 100 | 0 | 7.8 | - | HIGH | low | low | low |
| 4 | 90727 | 2012-06-19 | 140 | 210 | 2 | 7.4 | - | HIGH | low | low | low | |
| 5 | 189142 [2-month plot]
Standerton Sakhile downstream of STW and Bucket Dumping Site on Vaal |
|
2012-05-16 | 1200 | 2400 | - | - | - | HIGH | low | HIGH | Med |
| 5 | 189142 | 2012-06-12 | 100 | 140 | - | - | - | HIGH | low | low | low | |
| 6 | 189147 [2-month plot]
Warden 150 M upstream of Dam Wall on Cornelisrivier |
|
2012-05-15 | 550 | 580 | - | - | - | HIGH | low | HIGH | low |
| 6 | 189147 | 2012-06-12 | 80 | 160 | - | - | - | HIGH | low | low | low | |
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