| № |
Site
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|
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) |
|
2008-07-01 |
7600 |
7600 |
- |
7.5 |
- |
HIGH |
Med |
HIGH |
HIGH |
| 1 | 90616 | |
2008-07-31 |
3600 |
3800 |
- |
7.4 |
- |
HIGH |
Med |
HIGH |
Med |
| 1 | 90616 | |
2008-08-21 |
1800 |
1800 |
- |
7.5 |
- |
HIGH |
low |
HIGH |
Med |
| 2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
|
2008-07-15 |
0 |
0 |
- |
8.1 |
- |
low |
low |
low |
low |
| 2 | 90697 | |
2008-08-13 |
12 |
14 |
- |
8.2 |
- |
HIGH |
low |
low |
low |
| 3 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
|
2008-07-31 |
26 |
30 |
- |
6.6 |
- |
HIGH |
low |
low |
low |
| 3 | 90725 | |
2008-08-27 |
300 |
300 |
- |
7.5 |
- |
HIGH |
low |
Med |
low |
| 4 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
|
2008-07-31 |
4 |
4 |
- |
7.4 |
- |
Med |
low |
low |
low |
| 4 | 90727 | |
2008-08-27 |
430 |
450 |
- |
7.1 |
- |
HIGH |
low |
HIGH |
low |
| 5 | 182718 [2-month plot]
Skoonspruit D/S from Orkney Sewage Works |
|
2008-07-21 |
35 |
- |
12 |
8.7 |
10.0 |
HIGH |
low |
low |
low |
| 5 | 182718 | |
2008-08-05 |
238 |
- |
3 |
7.6 |
14.0 |
HIGH |
low |
Med |
low |
| 5 | 182718 | |
2008-08-19 |
2000 |
- |
6 |
7.5 |
16.0 |
HIGH |
Med |
HIGH |
Med |
| 6 | 188130 [2-month plot]
Goedgenoeg 433 IP at Orkney Road Bridge on Jagspruit on R502 |
|
2008-07-21 |
16 |
- |
12 |
8.7 |
11.0 |
HIGH |
low |
low |
low |
| 6 | 188130 | |
2008-08-05 |
200 |
- |
14 |
8.7 |
13.0 |
HIGH |
low |
Med |
low |
| 6 | 188130 | |
2008-08-19 |
242000 |
- |
15 |
7.9 |
16.0 |
HIGH |
HIGH |
HIGH |
HIGH |
| 7 | 188131 [2-month plot]
Koekemoerspruit at Buffelsfontein Bridge |
|
2008-07-21 |
145 |
- |
7 |
7.8 |
10.0 |
HIGH |
low |
low |
low |
| 7 | 188131 | |
2008-08-05 |
133 |
- |
7 |
7.8 |
13.0 |
HIGH |
low |
low |
low |
| 7 | 188131 | |
2008-08-19 |
400 |
- |
9 |
7.6 |
15.0 |
HIGH |
low |
HIGH |
low |
| 8 | 188132 [2-month plot]
Orkney - at R30 Bothaville Orkney Bridge on Vaalrivier |
|
2008-07-21 |
15 |
- |
9 |
8.3 |
10.0 |
HIGH |
low |
low |
low |
| 8 | 188132 | |
2008-08-05 |
77 |
- |
8 |
8.4 |
13.0 |
HIGH |
low |
low |
low |
| 8 | 188132 | |
2008-08-19 |
9 |
- |
10 |
8.3 |
16.0 |
Med |
low |
low |
low |
| 9 | 188487 [2-month plot]
Gong Gong D/S Barkly West on Vaal |
|
2008-07-15 |
31 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
| 9 | 188487 | |
2008-07-15 |
31 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
| 9 | 188487 | |
2008-08-07 |
2 |
- |
- |
- |
- |
Med |
low |
low |
low |
| 9 | 188487 | |
2008-08-07 |
2 |
- |
- |
- |
- |
Med |
low |
low |
low |
| 9 | 188487 | |
2008-08-19 |
32 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
| 9 | 188487 | |
2008-08-19 |
32 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
| 10 | 188489 [2-month plot]
Doornfonteyn Middelplaats D/S Warrenton on Vaal |
|
2008-07-15 |
15 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
| 10 | 188489 | |
2008-07-15 |
15 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
| 10 | 188489 | |
2008-08-07 |
43 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
| 10 | 188489 | |
2008-08-07 |
43 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
| 10 | 188489 | |
2008-08-19 |
38 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
| 10 | 188489 | |
2008-08-19 |
38 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
