| № | 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) |
|
2013-09-10 | 3700 | 4600 | - | 7.6 | - | HIGH | Med | HIGH | Med |
| 2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
|
2013-09-17 | 430 | 700 | - | 8.1 | - | HIGH | low | HIGH | low |
| 3 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
|
2013-09-10 | 59 | 59 | 90 | 7.7 | - | HIGH | low | low | low |
| 4 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
|
2013-09-10 | 63 | 63 | 8 | 8.1 | - | HIGH | low | low | low |
| 5 | 90849 [2-month plot]
Kroonstad - at R76 Road Bridge on Vals River (Old Barend Wessel) |
|
2013-09-20 | 2420 | - | 3 | 7.8 | - | HIGH | Med | HIGH | Med |
| 5 | 90849 | 2013-10-17 | 2420 | - | - | 7.8 | - | HIGH | Med | HIGH | Med | |
| 6 | 101770 [2-month plot]
Smidts Drift Outspan 23 Schmidtsdrift at Weir on Vaal River |
|
2013-09-13 | 29 | - | - | - | - | HIGH | low | low | low |
| 6 | 101770 | 2013-10-18 | 56 | - | - | - | - | HIGH | low | low | low | |
| 7 | 182718 [2-month plot]
Skoonspruit D/S from Orkney Sewage Works |
|
2013-09-17 | 2420 | - | - | 7.8 | - | HIGH | Med | HIGH | Med |
| 7 | 182718 | 2013-10-08 | 2420 | - | - | 7.5 | - | HIGH | Med | HIGH | Med | |
| 8 | 188130 [2-month plot]
Goedgenoeg 433 IP at Orkney Road Bridge on Jagspruit on R502 |
|
2013-09-17 | 1203 | - | - | 7.7 | - | HIGH | low | HIGH | Med |
| 8 | 188130 | 2013-10-08 | 2420 | - | - | 7.5 | - | HIGH | Med | HIGH | Med | |
| 9 | 188132 [2-month plot]
Orkney - at R30 Bothaville Orkney Bridge on Vaalrivier |
|
2013-09-13 | 190 | - | - | 8.9 | - | HIGH | low | low | low |
| 9 | 188132 | 2013-10-23 | 280 | - | - | 8.8 | - | HIGH | low | Med | low | |
| 10 | 188487 [2-month plot]
Gong Gong D/S Barkly West on Vaal |
|
2013-09-13 | 411 | - | - | - | - | HIGH | low | HIGH | low |
| 10 | 188487 | 2013-10-18 | 5 | - | - | - | - | Med | low | low | low | |
| 11 | 188489 [2-month plot]
Doornfonteyn Middelplaats D/S Warrenton on Vaal |
|
2013-09-13 | 0 | - | - | - | - | low | low | low | low |
| 11 | 188489 | 2013-10-18 | 225 | - | - | - | - | HIGH | low | Med | low | |
| 12 | 189142 [2-month plot]
Standerton Sakhile downstream of STW and Bucket Dumping Site on Vaal |
|
2013-09-17 | 20000 | 30000 | 23 | 7.9 | - | HIGH | HIGH | HIGH | HIGH |
| 13 | 189147 [2-month plot]
Warden 150 M upstream of Dam Wall on Cornelisrivier |
|
2013-09-04 | 20 | 20 | 6 | 7.9 | - | HIGH | low | low | low |
| 14 | 191050 [2-month plot]
Floorsdrift 15 - Hoopstad at R59 Road Bridge on Vetrivier |
|
2013-09-18 | 1986 | - | - | 9.4 | - | HIGH | low | HIGH | Med |
| 14 | 191050 | 2013-10-14 | 2420 | - | - | 9.3 | - | HIGH | Med | HIGH | Med | |
| 15 | 192536 [2-month plot]
Pampierstad - at Vaal-Harts Weir on Hartsrivier |
|
2013-09-13 | 85 | - | - | - | - | HIGH | low | low | low |
| 15 | 192536 | 2013-10-18 | 291 | - | - | - | - | HIGH | low | Med | low | |
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