№ | 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 |
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1 | 90849 [2-month plot]
Kroonstad - at R76 Road Bridge on Vals River (Old Barend Wessel) |
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2013-11-19 | 2420 | - | - | 8.5 | - | HIGH | Med | HIGH | Med |
1 | 90849 | 2013-12-18 | 1986 | - | - | 8.8 | - | HIGH | low | HIGH | Med | |
2 | 101770 [2-month plot]
Smidts Drift Outspan 23 Schmidtsdrift at Weir on Vaal River |
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2013-11-01 | 40 | - | - | - | - | HIGH | low | low | low |
2 | 101770 | 2013-11-15 | 70 | - | - | - | - | HIGH | low | low | low | |
2 | 101770 | 2013-12-02 | 65 | - | - | - | - | HIGH | low | low | low | |
3 | 182718 [2-month plot]
Skoonspruit D/S from Orkney Sewage Works |
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2013-11-12 | 2420 | - | - | 7.6 | - | HIGH | Med | HIGH | Med |
3 | 182718 | 2013-12-09 | 2420 | - | - | 7.3 | - | HIGH | Med | HIGH | Med | |
4 | 188130 [2-month plot]
Goedgenoeg 433 IP at Orkney Road Bridge on Jagspruit on R502 |
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2013-11-12 | 1553 | - | - | 7.7 | - | HIGH | low | HIGH | Med |
4 | 188130 | 2013-12-09 | 2420 | - | - | 7.0 | - | HIGH | Med | HIGH | Med | |
5 | 188132 [2-month plot]
Orkney - at R30 Bothaville Orkney Bridge on Vaalrivier |
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2013-11-04 | 75 | - | - | 9.2 | - | HIGH | low | low | low |
5 | 188132 | 2013-12-12 | 261 | - | - | 7.5 | - | HIGH | low | Med | low | |
6 | 188487 [2-month plot]
Gong Gong D/S Barkly West on Vaal |
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2013-11-01 | 5 | - | - | - | - | Med | low | low | low |
6 | 188487 | 2013-11-15 | 2420 | - | - | - | - | HIGH | Med | HIGH | Med | |
6 | 188487 | 2013-12-02 | 155 | - | - | - | - | HIGH | low | low | low | |
7 | 188489 [2-month plot]
Doornfonteyn Middelplaats D/S Warrenton on Vaal |
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2013-11-01 | 6 | - | - | - | - | Med | low | low | low |
7 | 188489 | 2013-11-15 | 308 | - | - | - | - | HIGH | low | Med | low | |
7 | 188489 | 2013-12-02 | 6 | - | - | - | - | Med | low | low | low | |
8 | 191050 [2-month plot]
Floorsdrift 15 - Hoopstad at R59 Road Bridge on Vetrivier |
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2013-11-20 | 1733 | - | - | 8.1 | - | HIGH | low | HIGH | Med |
8 | 191050 | 2013-12-06 | 2420 | - | - | 8.2 | - | HIGH | Med | HIGH | Med | |
9 | 191693 [2-month plot]
- Soweto Eldoradopark - at Road Bridge on Klipspruit |
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2013-11-14 | 660000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
9 | 191693 | 2013-12-12 | 33000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
10 | 191696 [2-month plot]
Sia 20 - Eldorado Park Goudkoppie - at Goudkoppie WWTW, near Power Park |
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2013-11-14 | 10000 | - | - | - | - | HIGH | Med | HIGH | HIGH |
10 | 191696 | 2013-12-12 | 1000000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
11 | 191876 [2-month plot]
Roodepoort Bothasfontein 408 JR - at Florida Lake Outlet |
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2013-11-14 | 4100 | - | - | - | - | HIGH | Med | HIGH | HIGH |
11 | 191876 | 2013-12-12 | 2300 | - | - | - | - | HIGH | Med | HIGH | Med | |
12 | 192536 [2-month plot]
Pampierstad - at Vaal-Harts Weir on Hartsrivier |
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2013-11-01 | 579 | - | - | - | - | HIGH | low | HIGH | low |
12 | 192536 | 2013-11-15 | 2420 | - | - | - | - | HIGH | Med | HIGH | Med | |
12 | 192536 | 2013-12-02 | 238 | - | - | - | - | HIGH | low | Med | low |
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