| № | Site [ view Upper 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 | 90616 [2-month plot]
 Rietspruit at Kaalplaats (Rw RV2)  | 
 
 | 
2012-09-18 | 1100 | 1100 | - | 7.6 | - | HIGH | low | HIGH | Med | 
| 1 | 90616 | 2012-10-16 | 230 | 750 | - | 7.3 | - | HIGH | low | Med | low | |
| 2 | 90697 [2-month plot]
 (B8) Nigel R51 Road Bridge to Balfour  | 
 
 | 
2012-09-11 | 500 | 500 | - | 7.8 | - | HIGH | low | HIGH | low | 
| 2 | 90697 | 2012-10-02 | 440 | 440 | - | 7.8 | - | HIGH | low | HIGH | low | |
| 3 | 90725 [2-month plot]
 Klip River at R41 Witpoortjie U/S Durban Deep Mine  | 
 
 | 
2012-09-18 | 270 | 270 | 450 | 7.0 | - | HIGH | low | Med | low | 
| 3 | 90725 | 2012-10-23 | 130 | 220 | 450 | 6.8 | - | HIGH | low | low | low | |
| 4 | 90727 [2-month plot]
 At Golden Highway Olifantsvlei van Wyk on Kliprivier  | 
 
 | 
2012-09-18 | 3 | 3 | 5 | 7.4 | - | Med | low | low | low | 
| 4 | 90727 | 2012-10-23 | 680 | 680 | 20 | 7.5 | - | HIGH | low | HIGH | low | |
| 5 | 189142 [2-month plot]
 Standerton Sakhile downstream of STW and Bucket Dumping Site on Vaal  | 
 
 | 
2012-09-12 | 110 | 420 | - | - | - | HIGH | low | low | low | 
| 5 | 189142 | 2012-10-17 | 14000 | 17000 | - | - | - | HIGH | Med | HIGH | HIGH | |
| 6 | 189147 [2-month plot]
 Warden 150 M upstream of Dam Wall on Cornelisrivier  | 
 
 | 
2012-09-11 | 100 | 100 | - | - | - | HIGH | low | low | low | 
| 6 | 189147 | 2012-10-03 | 120 | 320 | 13 | 7.2 | - | HIGH | low | low | low | |
| 6 | 189147 | 2012-10-30 | 570 | 660 | 96 | 7.3 | - | HIGH | low | HIGH | low | |
| 7 | 191696 [2-month plot]
 Sia 20 - Eldorado Park Goudkoppie - at Goudkoppie WWTW, near Power Park  | 
 
 | 
2012-09-13 | 1300 | - | - | - | - | HIGH | low | HIGH | Med | 
| 7 | 191696 | 2012-10-15 | 4600 | - | - | - | - | HIGH | Med | HIGH | HIGH | |
| 8 | 191876 [2-month plot]
 Roodepoort Bothasfontein 408 JR - at Florida Lake Outlet  | 
 
 | 
2012-10-15 | 420 | - | - | - | - | HIGH | low | HIGH | low | 
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