№ | 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 | 90616 [2-month plot]
Rietspruit at Kaalplaats (Rw RV2) |
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2010-01-14 | 4200 | 4400 | - | - | - | HIGH | Med | HIGH | HIGH |
1 | 90616 | 2010-02-04 | 110000 | 130000 | - | - | - | HIGH | HIGH | HIGH | HIGH | |
1 | 90616 | 2010-02-24 | 10000 | 10000 | - | 7.5 | - | HIGH | Med | HIGH | HIGH | |
2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
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2010-01-13 | 46 | 53 | - | 7.4 | - | HIGH | low | low | low |
2 | 90697 | 2010-01-13 | 320 | - | - | 7.4 | - | HIGH | low | Med | low | |
2 | 90697 | 2010-02-02 | 86 | 86 | - | 6.7 | - | HIGH | low | low | low | |
2 | 90697 | 2010-02-26 | 110 | 130 | - | 7.7 | - | HIGH | low | low | low | |
3 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
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2010-02-09 | 270 | 270 | - | 7.4 | - | HIGH | low | Med | low |
3 | 90725 | 2010-02-26 | 180 | 250 | - | - | - | HIGH | low | low | low | |
4 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
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2010-02-09 | 7800 | 7800 | - | 7.4 | - | HIGH | Med | HIGH | HIGH |
4 | 90727 | 2010-02-26 | 1900 | 2300 | - | - | - | HIGH | low | HIGH | Med | |
5 | 182718 [2-month plot]
Skoonspruit D/S from Orkney Sewage Works |
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2010-01-05 | 73000 | - | 31 | 7.7 | 21.0 | HIGH | HIGH | HIGH | HIGH |
5 | 182718 | 2010-01-18 | 17000 | - | 58 | 7.9 | 22.0 | HIGH | Med | HIGH | HIGH | |
5 | 182718 | 2010-02-02 | 225 | - | 44 | 7.6 | 22.0 | HIGH | low | Med | low | |
5 | 182718 | 2010-02-15 | 198600 | - | 14 | 7.7 | 23.0 | HIGH | HIGH | HIGH | HIGH | |
6 | 188130 [2-month plot]
Goedgenoeg 433 IP at Orkney Road Bridge on Jagspruit on R502 |
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2010-01-05 | 34000 | - | 519 | 7.5 | 21.0 | HIGH | HIGH | HIGH | HIGH |
6 | 188130 | 2010-01-18 | 15000 | - | 58 | 7.9 | 22.0 | HIGH | Med | HIGH | HIGH | |
6 | 188130 | 2010-02-02 | 58000 | - | 12 | 7.7 | 22.0 | HIGH | HIGH | HIGH | HIGH | |
6 | 188130 | 2010-02-15 | 242000 | - | 13 | 7.8 | 23.0 | HIGH | HIGH | HIGH | HIGH | |
7 | 188131 [2-month plot]
Koekemoerspruit at Buffelsfontein Bridge |
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2010-01-05 | 201 | - | 4 | 7.4 | 21.0 | HIGH | low | Med | low |
7 | 188131 | 2010-01-18 | 82000 | - | 78 | 7.3 | 22.0 | HIGH | HIGH | HIGH | HIGH | |
7 | 188131 | 2010-02-02 | 65 | - | 2 | 7.7 | 22.0 | HIGH | low | low | low | |
7 | 188131 | 2010-02-15 | 242000 | - | 13 | 7.9 | 23.0 | HIGH | HIGH | HIGH | HIGH | |
8 | 188132 [2-month plot]
Orkney - at R30 Bothaville Orkney Bridge on Vaalrivier |
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2010-01-05 | 179 | - | 32 | 7.9 | 22.0 | HIGH | low | low | low |
8 | 188132 | 2010-01-18 | 400 | - | 72 | 7.8 | 22.0 | HIGH | low | HIGH | low | |
8 | 188132 | 2010-02-02 | 461 | - | 156 | 7.7 | 22.0 | HIGH | low | HIGH | low | |
8 | 188132 | 2010-02-15 | 61 | - | 56 | 7.7 | 23.0 | HIGH | low | low | low | |
8 | 188132 | 2010-02-25 | - | 500 | - | 8.0 | - | HIGH | low | HIGH | low | |
9 | 188487 [2-month plot]
Gong Gong D/S Barkly West on Vaal |
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2010-01-25 | 10 | - | - | - | - | HIGH | low | low | low |
9 | 188487 | 2010-01-25 | 10 | - | - | - | - | HIGH | low | low | low | |
10 | 188489 [2-month plot]
Doornfonteyn Middelplaats D/S Warrenton on Vaal |
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2010-01-25 | 10 | - | - | - | - | HIGH | low | low | low |
10 | 188489 | 2010-01-25 | 3 | - | - | - | - | Med | low | low | low | |
11 | 191693 [2-month plot]
- Soweto Eldoradopark - at Road Bridge on Klipspruit |
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2010-01-14 | 16000 | - | - | - | - | HIGH | Med | HIGH | HIGH |
11 | 191693 | 2010-02-12 | 31000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
12 | 191696 [2-month plot]
Sia 20 - Eldorado Park Goudkoppie - at Goudkoppie WWTW, near Power Park |
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2010-01-14 | 360 | - | - | - | - | HIGH | low | Med | low |
12 | 191696 | 2010-02-12 | 740 | - | - | - | - | HIGH | low | HIGH | low | |
13 | 191876 [2-month plot]
Roodepoort Bothasfontein 408 JR - at Florida Lake Outlet |
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2010-01-14 | 110 | - | - | - | - | HIGH | low | low | low |
13 | 191876 | 2010-02-12 | 160 | - | - | - | - | HIGH | low | low | low |
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