№ | Site [ view Middle 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 | 182718 [2-month plot]
Skoonspruit D/S from Orkney Sewage Works |
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2011-05-26 | 17329 | - | 12 | 8.6 | 13.0 | HIGH | Med | HIGH | HIGH |
1 | 182718 | 2011-06-07 | 46110 | - | 7 | 8.2 | 12.0 | HIGH | HIGH | HIGH | HIGH | |
2 | 188130 [2-month plot]
Goedgenoeg 433 IP at Orkney Road Bridge on Jagspruit on R502 |
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2011-05-26 | 11199 | - | 12 | 8.6 | 13.0 | HIGH | Med | HIGH | HIGH |
2 | 188130 | 2011-06-07 | 86640 | - | 6 | 8.2 | 12.0 | HIGH | HIGH | HIGH | HIGH | |
3 | 188131 [2-month plot]
Koekemoerspruit at Buffelsfontein Bridge |
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2011-05-26 | 326 | - | 3 | 8.0 | 14.0 | HIGH | low | Med | low |
3 | 188131 | 2011-05-26 | 326 | - | 3 | 8.0 | 14.0 | HIGH | low | Med | low | |
3 | 188131 | 2011-06-07 | 9600 | - | 3 | 7.7 | 12.0 | HIGH | Med | HIGH | HIGH | |
4 | 188132 [2-month plot]
Orkney - at R30 Bothaville Orkney Bridge on Vaalrivier |
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2011-05-26 | 21 | - | 33 | 9.1 | 14.0 | HIGH | low | low | low |
4 | 188132 | 2011-06-07 | 0 | - | 17 | 9.3 | 11.0 | low | low | low | low |
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