№ | 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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2013-03-05 | 3500 | 4800 | - | 7.3 | - | HIGH | Med | HIGH | Med |
1 | 90616 | 2013-04-03 | 21000 | 26000 | - | 7.5 | - | HIGH | HIGH | HIGH | HIGH | |
1 | 90616 | 2013-04-23 | 12000 | 21000 | - | 7.7 | - | HIGH | Med | HIGH | HIGH | |
2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
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2013-03-26 | 250 | 270 | - | 8.0 | - | HIGH | low | Med | low |
2 | 90697 | 2013-04-16 | 290 | 440 | - | 8.1 | - | HIGH | low | Med | low | |
3 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
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2013-04-03 | 130 | 130 | 450 | 6.9 | - | HIGH | low | low | low |
3 | 90725 | 2013-04-23 | 330 | 330 | 450 | 7.0 | - | HIGH | low | Med | low | |
4 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
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2013-04-03 | 130 | 170 | 8 | 7.9 | - | HIGH | low | low | low |
4 | 90727 | 2013-04-23 | 4800 | 6200 | 13 | 7.6 | - | HIGH | Med | HIGH | HIGH | |
5 | 90849 [2-month plot]
Kroonstad - at R76 Road Bridge on Vals River (Old Barend Wessel) |
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2013-03-15 | 488 | - | - | 7.2 | - | HIGH | low | HIGH | low |
5 | 90849 | 2013-04-10 | 980 | - | - | 7.6 | - | HIGH | low | HIGH | low | |
6 | 101770 [2-month plot]
Smidts Drift Outspan 23 Schmidtsdrift at Weir on Vaal River |
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2013-03-15 | 39 | - | - | - | - | HIGH | low | low | low |
6 | 101770 | 2013-04-26 | 48 | - | - | - | - | HIGH | low | low | low | |
7 | 182718 [2-month plot]
Skoonspruit D/S from Orkney Sewage Works |
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2013-03-13 | 11000 | - | 4 | 7.7 | 24.0 | HIGH | Med | HIGH | HIGH |
7 | 182718 | 2013-03-19 | 2420 | - | - | 7.1 | - | HIGH | Med | HIGH | Med | |
7 | 182718 | 2013-03-25 | 884 | - | 6 | 7.7 | 24.0 | HIGH | low | HIGH | low | |
7 | 182718 | 2013-03-25 | 884 | - | 6 | 7.7 | 24.0 | HIGH | low | HIGH | low | |
7 | 182718 | 2013-04-08 | 3448 | - | 4 | 7.8 | 20.0 | HIGH | Med | HIGH | Med | |
7 | 182718 | 2013-04-08 | 3448 | - | 4 | 7.8 | 20.0 | HIGH | Med | HIGH | Med | |
7 | 182718 | 2013-04-11 | 2420 | - | - | 7.7 | - | HIGH | Med | HIGH | Med | |
8 | 188130 [2-month plot]
Goedgenoeg 433 IP at Orkney Road Bridge on Jagspruit on R502 |
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2013-03-13 | 1100000 | - | 51 | 7.9 | 23.0 | HIGH | HIGH | HIGH | HIGH |
8 | 188130 | 2013-03-19 | 980 | - | - | 7.5 | - | HIGH | low | HIGH | low | |
8 | 188130 | 2013-03-25 | 4160 | - | 10 | 7.9 | 24.0 | HIGH | Med | HIGH | HIGH | |
8 | 188130 | 2013-03-25 | 4160 | - | 10 | 7.9 | 24.0 | HIGH | Med | HIGH | HIGH | |
8 | 188130 | 2013-04-08 | 4352 | - | 166 | 7.5 | 20.0 | HIGH | Med | HIGH | HIGH | |
8 | 188130 | 2013-04-08 | 4352 | - | 166 | 7.5 | 20.0 | HIGH | Med | HIGH | HIGH | |
8 | 188130 | 2013-04-11 | 461 | - | - | 7.9 | - | HIGH | low | HIGH | low | |
9 | 188131 [2-month plot]
Koekemoerspruit at Buffelsfontein Bridge |
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2013-03-13 | 261 | - | 32 | 7.7 | 22.0 | HIGH | low | Med | low |
9 | 188131 | 2013-03-25 | 816 | - | 10 | 7.7 | 23.0 | HIGH | low | HIGH | low | |
9 | 188131 | 2013-03-25 | 816 | - | 10 | 7.7 | 23.0 | HIGH | low | HIGH | low | |
9 | 188131 | 2013-04-08 | 61 | - | 9 | 7.6 | 20.0 | HIGH | low | low | low | |
9 | 188131 | 2013-04-08 | 61 | - | 9 | 7.6 | 20.0 | HIGH | low | low | low | |
10 | 188132 [2-month plot]
Orkney - at R30 Bothaville Orkney Bridge on Vaalrivier |
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2013-03-13 | 27 | - | 23 | 8.7 | 23.0 | HIGH | low | low | low |
10 | 188132 | 2013-03-13 | 866 | - | 23 | 8.7 | 23.0 | HIGH | low | HIGH | low | |
10 | 188132 | 2013-03-25 | 60 | - | 14 | 8.5 | 24.0 | HIGH | low | low | low | |
10 | 188132 | 2013-03-25 | 60 | - | 14 | 8.5 | 24.0 | HIGH | low | low | low | |
10 | 188132 | 2013-04-03 | 30 | - | - | - | - | HIGH | low | low | low | |
10 | 188132 | 2013-04-08 | 11 | - | 13 | 8.9 | 21.0 | HIGH | low | low | low | |
10 | 188132 | 2013-04-08 | 11 | - | 13 | 8.9 | 21.0 | HIGH | low | low | low | |
11 | 188262 [2-month plot]
Mmabatho - at Road Bridge on Molopo River, D/S of Mafikeng |
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2013-03-20 | 308 | - | 3 | 8.4 | - | HIGH | low | Med | low |
12 | 188487 [2-month plot]
Gong Gong D/S Barkly West on Vaal |
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2013-03-15 | 20 | - | - | - | - | HIGH | low | low | low |
12 | 188487 | 2013-04-08 | 35 | - | - | - | - | HIGH | low | low | low | |
12 | 188487 | 2013-04-26 | 6 | - | - | - | - | Med | low | low | low | |
13 | 188489 [2-month plot]
Doornfonteyn Middelplaats D/S Warrenton on Vaal |
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2013-03-15 | 26 | - | - | - | - | HIGH | low | low | low |
13 | 188489 | 2013-04-08 | 28 | - | - | - | - | HIGH | low | low | low | |
13 | 188489 | 2013-04-26 | 25 | - | - | - | - | HIGH | low | low | low | |
14 | 189142 [2-month plot]
Standerton Sakhile downstream of STW and Bucket Dumping Site on Vaal |
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2013-03-19 | 70 | 180 | - | - | - | HIGH | low | low | low |
14 | 189142 | 2013-04-23 | 1600 | 2900 | - | - | - | HIGH | low | HIGH | Med | |
15 | 189147 [2-month plot]
Warden 150 M upstream of Dam Wall on Cornelisrivier |
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2013-03-06 | 190 | 630 | 90 | 6.0 | - | HIGH | low | low | low |
15 | 189147 | 2013-04-03 | 570 | 570 | - | - | - | HIGH | low | HIGH | low | |
15 | 189147 | 2013-04-24 | 150 | 200 | 51 | 7.8 | - | HIGH | low | low | low | |
16 | 191050 [2-month plot]
Floorsdrift 15 - Hoopstad at R59 Road Bridge on Vetrivier |
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2013-03-18 | 1203 | - | - | 8.6 | - | HIGH | low | HIGH | Med |
16 | 191050 | 2013-04-05 | 649 | - | - | 7.7 | - | HIGH | low | HIGH | low | |
17 | 191688 [2-month plot]
Mmabatho - D/S of Mmabatho WWTW, on Molopo Tributary. |
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2013-03-20 | 2420 | - | 6 | 8.3 | - | HIGH | Med | HIGH | Med |
18 | 192536 [2-month plot]
Pampierstad - at Vaal-Harts Weir on Hartsrivier |
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2013-03-15 | 194 | - | - | - | - | HIGH | low | low | low |
18 | 192536 | 2013-04-08 | 168 | - | - | - | - | HIGH | low | low | low | |
18 | 192536 | 2013-04-26 | 488 | - | - | - | - | HIGH | low | HIGH | low | |
19 | 192624 [2-month plot]
Buffelsfontein 443 IP - at Midvaal Intake |
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2013-03-13 | 860 | - | 22 | 8.7 | 24.0 | HIGH | low | HIGH | low |
19 | 192624 | 2013-03-25 | 34 | - | 13 | 8.4 | 23.0 | HIGH | low | low | low | |
19 | 192624 | 2013-03-25 | 34 | - | 13 | 8.4 | 23.0 | HIGH | low | low | low | |
19 | 192624 | 2013-04-08 | 16 | - | 13 | 8.9 | 20.0 | HIGH | low | low | low | |
19 | 192624 | 2013-04-08 | 16 | - | 13 | 8.9 | 20.0 | HIGH | low | low | low |
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