| № | 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) |
|
2018-07-18 | 1 | 1 | - | 7.4 | - | Med | low | low | low |
| 1 | 90616 | 2018-08-07 | 2000 | 2000 | - | 7.2 | - | HIGH | Med | HIGH | Med | |
| 2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
|
2018-07-16 | 9 | 9 | - | 8.1 | - | Med | low | low | low |
| 2 | 90697 | 2018-08-06 | 30 | 30 | - | 8.0 | - | HIGH | low | low | low | |
| 3 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
|
2018-07-05 | 140 | 140 | 3 | 7.4 | - | HIGH | low | low | low |
| 3 | 90727 | 2018-08-15 | 17 | 17 | 4 | 7.4 | - | HIGH | low | low | low | |
| 4 | 188262 [2-month plot]
Mmabatho - at Road Bridge on Molopo River, D/S of Mafikeng |
|
2018-07-24 | 816400 | - | - | 8.0 | 13.0 | HIGH | HIGH | HIGH | HIGH |
| 4 | 188262 | 2018-08-21 | 11060 | - | - | 7.8 | 18.1 | HIGH | Med | HIGH | HIGH | |
| 5 | 191688 [2-month plot]
Mmabatho - D/S of Mmabatho WWTW, on Molopo Tributary. |
|
2018-07-24 | 1769700 | - | - | 7.9 | 17.7 | HIGH | HIGH | HIGH | HIGH |
| 5 | 191688 | 2018-08-21 | 1553100 | - | - | 7.4 | 20.2 | HIGH | HIGH | HIGH | HIGH | |
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