| № |
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) |
|
2008-04-08 |
6300 |
6300 |
- |
7.2 |
- |
HIGH |
Med |
HIGH |
HIGH |
| 2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
|
2008-04-08 |
31 |
58 |
- |
7.6 |
- |
HIGH |
low |
low |
low |
| 3 | 90725 [2-month plot]
Klip River at R41 Witpoortjie U/S Durban Deep Mine |
|
2008-03-04 |
41 |
0 |
- |
- |
- |
HIGH |
low |
low |
low |
| 3 | 90725 | |
2008-03-04 |
41 |
61 |
- |
- |
- |
HIGH |
low |
low |
low |
| 3 | 90725 | |
2008-04-09 |
39 |
39 |
- |
7.3 |
- |
HIGH |
low |
low |
low |
| 4 | 90727 [2-month plot]
At Golden Highway Olifantsvlei van Wyk on Kliprivier |
|
2008-03-04 |
300 |
600 |
- |
9.0 |
- |
HIGH |
low |
Med |
low |
| 4 | 90727 | |
2008-04-09 |
3200 |
4800 |
- |
7.0 |
- |
HIGH |
Med |
HIGH |
Med |
| 5 | 182718 [2-month plot]
Skoonspruit D/S from Orkney Sewage Works |
|
2008-03-10 |
102 |
- |
6 |
7.4 |
24.0 |
HIGH |
low |
low |
low |
| 5 | 182718 | |
2008-03-25 |
200 |
- |
17 |
8.3 |
19.0 |
HIGH |
low |
Med |
low |
| 5 | 182718 | |
2008-04-14 |
20 |
- |
10 |
8.3 |
18.0 |
HIGH |
low |
low |
low |
| 5 | 182718 | |
2008-04-29 |
1350 |
- |
0 |
7.8 |
15.0 |
HIGH |
low |
HIGH |
Med |
| 6 | 188130 [2-month plot]
Goedgenoeg 433 IP at Orkney Road Bridge on Jagspruit on R502 |
|
2008-03-10 |
613 |
- |
19 |
7.6 |
23.0 |
HIGH |
low |
HIGH |
low |
| 6 | 188130 | |
2008-03-25 |
100 |
- |
15 |
8.4 |
19.0 |
HIGH |
low |
low |
low |
| 6 | 188130 | |
2008-04-14 |
100 |
- |
6 |
7.7 |
16.0 |
HIGH |
low |
low |
low |
| 6 | 188130 | |
2008-04-29 |
70 |
- |
16 |
8.8 |
16.0 |
HIGH |
low |
low |
low |
| 7 | 188131 [2-month plot]
Koekemoerspruit at Buffelsfontein Bridge |
|
2008-03-10 |
435 |
- |
12 |
7.4 |
23.0 |
HIGH |
low |
HIGH |
low |
| 7 | 188131 | |
2008-03-25 |
300 |
- |
8 |
7.8 |
20.0 |
HIGH |
low |
Med |
low |
| 7 | 188131 | |
2008-04-14 |
30 |
- |
11 |
8.7 |
18.0 |
HIGH |
low |
low |
low |
| 7 | 188131 | |
2008-04-29 |
40 |
- |
6 |
7.6 |
16.0 |
HIGH |
low |
low |
low |
| 8 | 188132 [2-month plot]
Orkney - at R30 Bothaville Orkney Bridge on Vaalrivier |
|
2008-03-10 |
74 |
- |
14 |
8.4 |
24.0 |
HIGH |
low |
low |
low |
| 8 | 188132 | |
2008-03-25 |
43 |
- |
16 |
8.4 |
20.0 |
HIGH |
low |
low |
low |
| 8 | 188132 | |
2008-04-14 |
3870 |
- |
2 |
7.6 |
16.0 |
HIGH |
Med |
HIGH |
Med |
| 8 | 188132 | |
2008-04-29 |
10 |
- |
11 |
9.2 |
16.0 |
HIGH |
low |
low |
low |
| 9 | 188487 [2-month plot]
Gong Gong D/S Barkly West on Vaal |
|
2008-03-06 |
59 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
| 9 | 188487 | |
2008-03-06 |
59 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
| 9 | 188487 | |
2008-04-03 |
32 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
| 9 | 188487 | |
2008-04-14 |
22 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
| 10 | 188489 [2-month plot]
Doornfonteyn Middelplaats D/S Warrenton on Vaal |
|
2008-03-06 |
16 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
| 10 | 188489 | |
2008-03-06 |
16 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
| 10 | 188489 | |
2008-04-03 |
29 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
| 10 | 188489 | |
2008-04-14 |
32 |
- |
- |
- |
- |
HIGH |
low |
low |
low |
