№ | 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 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
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2015-07-21 | 10 | - | - | - | - | HIGH | low | low | low |
1 | 90697 | 2015-08-18 | 196 | - | - | - | - | HIGH | low | low | low | |
2 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
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2015-07-21 | 290 | - | - | - | - | HIGH | low | Med | low |
2 | 90725 | 2015-08-18 | 20 | - | - | - | - | HIGH | low | low | low | |
3 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
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2015-07-21 | 17328 | - | - | - | - | HIGH | Med | HIGH | HIGH |
3 | 90727 | 2015-08-18 | 26773 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
4 | 90849 [2-month plot]
Kroonstad - at R76 Road Bridge on Vals River (Old Barend Wessel) |
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2015-07-30 | 236 | - | 277 | 8.0 | - | HIGH | low | Med | low |
5 | 182718 [2-month plot]
Skoonspruit D/S from Orkney Sewage Works |
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2015-07-14 | 38730 | - | 6 | 7.7 | - | HIGH | HIGH | HIGH | HIGH |
5 | 182718 | 2015-07-27 | 77010 | - | 5 | 7.9 | - | HIGH | HIGH | HIGH | HIGH | |
5 | 182718 | 2015-08-12 | 119800 | - | 6 | 8.0 | - | HIGH | HIGH | HIGH | HIGH | |
5 | 182718 | 2015-08-25 | 206400 | - | 11 | 7.5 | - | HIGH | HIGH | HIGH | HIGH | |
6 | 188130 [2-month plot]
Goedgenoeg 433 IP at Orkney Road Bridge on Jagspruit on R502 |
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2015-07-14 | 8200 | - | 22 | 7.6 | - | HIGH | Med | HIGH | HIGH |
6 | 188130 | 2015-08-12 | 18700 | - | 12 | 7.9 | - | HIGH | Med | HIGH | HIGH | |
6 | 188130 | 2015-08-25 | 209800 | - | 16 | 8.7 | - | HIGH | HIGH | HIGH | HIGH | |
7 | 188131 [2-month plot]
Koekemoerspruit at Buffelsfontein Bridge |
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2015-07-14 | 921 | - | 10 | 7.8 | - | HIGH | low | HIGH | low |
7 | 188131 | 2015-07-27 | 88 | - | 7 | 7.8 | - | HIGH | low | low | low | |
7 | 188131 | 2015-08-12 | 288 | - | 6 | 8.0 | - | HIGH | low | Med | low | |
7 | 188131 | 2015-08-25 | 936 | - | 15 | 7.7 | - | HIGH | low | HIGH | low | |
8 | 188132 [2-month plot]
Orkney - at R30 Bothaville Orkney Bridge on Vaalrivier |
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2015-07-14 | 11 | - | 15 | 8.3 | - | HIGH | low | low | low |
8 | 188132 | 2015-08-12 | 4 | - | 15 | 8.9 | - | Med | low | low | low | |
8 | 188132 | 2015-08-25 | 13 | - | 10 | 7.6 | - | HIGH | low | low | low | |
9 | 188262 [2-month plot]
Mmabatho - at Road Bridge on Molopo River, D/S of Mafikeng |
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2015-07-07 | - | 3700 | - | - | - | HIGH | Med | HIGH | Med |
9 | 188262 | 2015-07-21 | 28272 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
9 | 188262 | 2015-08-17 | 48392 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
10 | 191050 [2-month plot]
Floorsdrift 15 - Hoopstad at R59 Road Bridge on Vetrivier |
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2015-07-29 | 36 | - | 18 | 7.8 | - | HIGH | low | low | low |
11 | 191688 [2-month plot]
Mmabatho - D/S of Mmabatho WWTW, on Molopo Tributary. |
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2015-07-07 | - | 9900 | - | - | - | HIGH | Med | HIGH | HIGH |
11 | 191688 | 2015-07-21 | 129970 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
11 | 191688 | 2015-08-17 | 17320 | - | - | - | - | HIGH | Med | HIGH | HIGH | |
12 | 192624 [2-month plot]
Buffelsfontein 443 IP - at Midvaal Intake |
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2015-07-14 | 7 | - | 10 | 8.3 | - | Med | low | low | low |
12 | 192624 | 2015-07-27 | 5 | - | 14 | 9.0 | - | Med | low | low | low | |
12 | 192624 | 2015-08-12 | 1 | - | 15 | 8.9 | - | Med | low | low | low | |
12 | 192624 | 2015-08-25 | 16 | - | 16 | 8.7 | - | HIGH | low | low | low | |
13 | 194791 [2-month plot]
Klerksdorp Elandsheuval 402 IP - near Johan Nesser Dam Wall |
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2015-07-28 | 74 | - | 437 | 8.9 | - | HIGH | low | low | low |
13 | 194791 | 2015-08-31 | 14 | - | 294 | 8.7 | - | HIGH | low | low | low | |
14 | 194792 [2-month plot]
Bothaville - at R59 Road Bridge Over Vals Rivier |
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2015-07-28 | 34480 | - | 8 | 8.0 | - | HIGH | HIGH | HIGH | HIGH |
15 | 194793 [2-month plot]
Makwassie - at R502 Road Bridge Over Makwassie Spruit |
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2015-07-28 | 620 | - | 8 | 8.0 | - | HIGH | low | HIGH | low |
16 | 194794 [2-month plot]
Rietfontein 299 - at R501 Road Bridge Over Renoster River |
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2015-07-29 | 132 | - | 132 | 7.7 | - | HIGH | low | low | low |
17 | 194795 [2-month plot]
Corannakraal 87 - at Road Bridge Over Vet Rivier D/S of Erfenis Dam Wall |
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2015-07-29 | 5 | - | 98 | 8.2 | - | Med | low | low | low |
18 | 194797 [2-month plot]
Kutlwanong - at Water Body near Kutlwanong |
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2015-07-30 | 209800 | - | 63 | 7.2 | - | HIGH | HIGH | HIGH | HIGH |
19 | 194801 [2-month plot]
Welkom Thabong Township - at Water Channel in Thabong Township |
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2015-07-30 | 727 | - | 7 | 8.2 | - | HIGH | low | HIGH | low |
20 | 194803 [2-month plot]
Henneman Phomolong Township - at Water Channel in Phomolong Township |
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2015-07-30 | 0 | - | 6 | 8.3 | - | low | low | low | low |
21 | 194855 [2-month plot]
Erfenis 71 - near Erfenis Dam D/S of Dam Wall on Vetrivier |
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2015-07-29 | 2 | - | 104 | 8.2 | - | Med | low | low | low |
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