№ | Site [ view Lower 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 | 101770 [2-month plot]
Smidts Drift Outspan 23 Schmidtsdrift at Weir on Vaal River |
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2013-07-01 | 13 | - | - | - | - | HIGH | low | low | low |
1 | 101770 | 2013-07-19 | 7 | - | - | - | - | Med | low | low | low | |
1 | 101770 | 2013-08-02 | 3 | - | - | - | - | Med | low | low | low | |
1 | 101770 | 2013-08-16 | 13 | - | - | - | - | HIGH | low | low | low | |
1 | 101770 | 2013-08-30 | 96 | - | - | - | - | HIGH | low | low | low | |
2 | 188487 [2-month plot]
Gong Gong D/S Barkly West on Vaal |
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2013-07-01 | 1553 | - | - | - | - | HIGH | low | HIGH | Med |
2 | 188487 | 2013-07-19 | 3 | - | - | - | - | Med | low | low | low | |
2 | 188487 | 2013-08-02 | 2420 | - | - | - | - | HIGH | Med | HIGH | Med | |
2 | 188487 | 2013-08-16 | 16 | - | - | - | - | HIGH | low | low | low | |
2 | 188487 | 2013-08-30 | 214 | - | - | - | - | HIGH | low | Med | low | |
3 | 188489 [2-month plot]
Doornfonteyn Middelplaats D/S Warrenton on Vaal |
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2013-07-01 | 20 | - | - | - | - | HIGH | low | low | low |
3 | 188489 | 2013-07-19 | 33 | - | - | - | - | HIGH | low | low | low | |
3 | 188489 | 2013-08-02 | 24 | - | - | - | - | HIGH | low | low | low | |
3 | 188489 | 2013-08-16 | 5 | - | - | - | - | Med | low | low | low | |
3 | 188489 | 2013-08-30 | 2420 | - | - | - | - | HIGH | Med | HIGH | Med | |
4 | 192536 [2-month plot]
Pampierstad - at Vaal-Harts Weir on Hartsrivier |
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2013-07-01 | 31 | - | - | - | - | HIGH | low | low | low |
4 | 192536 | 2013-07-19 | 365 | - | - | - | - | HIGH | low | Med | low | |
4 | 192536 | 2013-08-02 | 6 | - | - | - | - | Med | low | low | low | |
4 | 192536 | 2013-08-16 | 107 | - | - | - | - | HIGH | low | low | low | |
4 | 192536 | 2013-08-30 | 26 | - | - | - | - | HIGH | low | low | low |
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