№ | 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) |
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2012-07-17 | 96 | 96 | - | 7.6 | - | HIGH | low | low | low |
1 | 90616 | 2012-08-21 | 600 | 600 | - | 7.6 | - | HIGH | low | HIGH | low | |
2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
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2012-07-10 | 290 | 310 | - | 8.1 | - | HIGH | low | Med | low |
2 | 90697 | 2012-08-14 | 23 | 29 | - | 8.3 | - | HIGH | low | low | low | |
3 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
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2012-07-10 | 67 | 67 | 450 | 6.6 | - | HIGH | low | low | low |
3 | 90725 | 2012-08-21 | 30 | 50 | 450 | 7.2 | - | HIGH | low | low | low | |
4 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
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2012-07-10 | 150 | 200 | 3 | 7.2 | - | HIGH | low | low | low |
4 | 90727 | 2012-08-21 | 99 | 99 | 0 | 7.4 | - | HIGH | low | low | low | |
5 | 101770 [2-month plot]
Smidts Drift Outspan 23 Schmidtsdrift at Weir on Vaal River |
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2012-07-13 | 14 | - | - | - | - | HIGH | low | low | low |
5 | 101770 | 2012-07-30 | 1 | - | - | - | - | Med | low | low | low | |
5 | 101770 | 2012-08-13 | 5 | - | - | - | - | Med | low | low | low | |
5 | 101770 | 2012-08-24 | 10 | - | - | - | - | HIGH | low | low | low | |
6 | 182718 [2-month plot]
Skoonspruit D/S from Orkney Sewage Works |
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2012-07-02 | 24300 | - | 9 | 8.2 | 9.5 | HIGH | HIGH | HIGH | HIGH |
6 | 182718 | 2012-07-30 | 2247 | - | 4 | 7.7 | 8.0 | HIGH | Med | HIGH | Med | |
6 | 182718 | 2012-08-14 | 1733 | - | 5 | 8.0 | 9.0 | HIGH | low | HIGH | Med | |
6 | 182718 | 2012-08-27 | 9804 | - | 6 | 7.9 | 15.0 | HIGH | Med | HIGH | HIGH | |
7 | 188130 [2-month plot]
Goedgenoeg 433 IP at Orkney Road Bridge on Jagspruit on R502 |
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2012-07-02 | 19863 | - | 114 | 8.0 | 9.5 | HIGH | Med | HIGH | HIGH |
7 | 188130 | 2012-07-30 | 225 | - | 8 | 8.6 | 8.0 | HIGH | low | Med | low | |
7 | 188130 | 2012-08-14 | 1414 | - | 6 | 7.9 | 9.0 | HIGH | low | HIGH | Med | |
7 | 188130 | 2012-08-27 | 14140 | - | 278 | 7.6 | 15.0 | HIGH | Med | HIGH | HIGH | |
8 | 188131 [2-month plot]
Koekemoerspruit at Buffelsfontein Bridge |
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2012-07-02 | 2230 | - | 6 | 8.0 | 9.0 | HIGH | Med | HIGH | Med |
8 | 188131 | 2012-07-30 | 111 | - | 3 | 8.0 | 9.0 | HIGH | low | low | low | |
8 | 188131 | 2012-08-14 | 20 | - | 8 | 7.8 | 9.0 | HIGH | low | low | low | |
8 | 188131 | 2012-08-27 | 26 | - | 19 | 7.6 | 15.0 | HIGH | low | low | low | |
9 | 188132 [2-month plot]
Orkney - at R30 Bothaville Orkney Bridge on Vaalrivier |
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2012-07-02 | 13 | - | 14 | 8.8 | 9.0 | HIGH | low | low | low |
9 | 188132 | 2012-07-30 | 1 | - | 12 | 9.4 | 8.0 | Med | low | low | low | |
9 | 188132 | 2012-08-14 | 10 | - | 16 | 9.4 | 9.0 | HIGH | low | low | low | |
9 | 188132 | 2012-08-27 | 11 | - | 16 | 8.8 | 15.0 | HIGH | low | low | low | |
10 | 188487 [2-month plot]
Gong Gong D/S Barkly West on Vaal |
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2012-07-13 | 11 | - | - | - | - | HIGH | low | low | low |
10 | 188487 | 2012-07-30 | 3 | - | - | - | - | Med | low | low | low | |
10 | 188487 | 2012-08-13 | 8 | - | - | - | - | Med | low | low | low | |
10 | 188487 | 2012-08-24 | 2420 | - | - | - | - | HIGH | Med | HIGH | Med | |
11 | 188489 [2-month plot]
Doornfonteyn Middelplaats D/S Warrenton on Vaal |
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2012-07-13 | 20 | - | - | - | - | HIGH | low | low | low |
11 | 188489 | 2012-07-30 | 3 | - | - | - | - | Med | low | low | low | |
11 | 188489 | 2012-08-13 | 9 | - | - | - | - | Med | low | low | low | |
11 | 188489 | 2012-08-24 | 74 | - | - | - | - | HIGH | low | low | low | |
12 | 189142 [2-month plot]
Standerton Sakhile downstream of STW and Bucket Dumping Site on Vaal |
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2012-07-10 | 420 | 670 | - | - | - | HIGH | low | HIGH | low |
12 | 189142 | 2012-08-15 | 1600 | 11300 | - | - | - | HIGH | low | HIGH | Med | |
13 | 189147 [2-month plot]
Warden 150 M upstream of Dam Wall on Cornelisrivier |
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2012-07-10 | 0 | 1 | - | - | - | low | low | low | low |
13 | 189147 | 2012-08-15 | 80 | 80 | 0 | 7.9 | - | HIGH | low | low | low | |
14 | 191693 [2-month plot]
- Soweto Eldoradopark - at Road Bridge on Klipspruit |
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2012-07-12 | 26000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH |
14 | 191693 | 2012-08-08 | 240000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
15 | 191696 [2-month plot]
Sia 20 - Eldorado Park Goudkoppie - at Goudkoppie WWTW, near Power Park |
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2012-07-12 | 3200 | - | - | - | - | HIGH | Med | HIGH | Med |
15 | 191696 | 2012-08-08 | 820 | - | - | - | - | HIGH | low | HIGH | low | |
16 | 191876 [2-month plot]
Roodepoort Bothasfontein 408 JR - at Florida Lake Outlet |
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2012-07-12 | 490 | - | - | - | - | HIGH | low | HIGH | low |
16 | 191876 | 2012-08-08 | 470 | - | - | - | - | HIGH | low | HIGH | low | |
17 | 192536 [2-month plot]
Pampierstad - at Vaal-Harts Weir on Hartsrivier |
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2012-07-13 | 770 | - | - | - | - | HIGH | low | HIGH | low |
17 | 192536 | 2012-07-30 | 201 | - | - | - | - | HIGH | low | Med | low | |
17 | 192536 | 2012-08-13 | 81 | - | - | - | - | HIGH | low | low | low | |
17 | 192536 | 2012-08-24 | 9 | - | - | - | - | Med | low | low | low | |
18 | 192624 [2-month plot]
Buffelsfontein 443 IP - at Midvaal Intake |
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2012-07-02 | 2 | - | 14 | 8.9 | 9.0 | Med | low | low | low |
18 | 192624 | 2012-07-30 | 1 | - | 14 | 9.4 | 8.0 | Med | low | low | low | |
18 | 192624 | 2012-08-14 | 6 | - | 17 | 9.4 | 9.0 | Med | low | low | low | |
18 | 192624 | 2012-08-27 | 13 | - | 16 | 8.8 | 15.0 | HIGH | low | low | low |
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