| № | Site [ view Olifants 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 | 188910 [2-month plot]
 Blinkwater at R555 Bridge from Steelpoort to Stofberg on Steelpoort River  | 
 
 | 
2007-07-20 | 20 | - | - | - | - | HIGH | low | low | low | 
| 1 | 188910 | 2007-08-03 | 117 | - | - | - | - | HIGH | low | low | low | |
| 1 | 188910 | 2007-08-17 | 144 | - | - | - | - | HIGH | low | low | low | |
| 2 | 188911 [2-month plot]
 Weltevreden at Belfast Dam U/S Dam Wall on Belfast Dam  | 
 
 | 
2007-07-20 | 6 | - | - | - | - | Med | low | low | low | 
| 2 | 188911 | 2007-08-03 | 37 | - | - | - | - | HIGH | low | low | low | |
| 2 | 188911 | 2007-08-17 | 6 | - | - | - | - | Med | low | low | low | |
| 3 | 188912 [2-month plot]
 Spekboom River at Bridge D/S Burgersfort Sewage Works  | 
 
 | 
2007-07-20 | 236 | - | - | - | - | HIGH | low | Med | low | 
| 3 | 188912 | 2007-08-03 | 148 | - | - | - | - | HIGH | low | low | low | |
| 3 | 188912 | 2007-08-17 | 105 | - | - | - | - | HIGH | low | low | low | |
| 4 | 188915 [2-month plot]
 Steelpoortdrift at R555 Road Bridge to Sekhukhune on Steelpoortrivier  | 
 
 | 
2007-07-20 | 326 | - | - | - | - | HIGH | low | Med | low | 
| 4 | 188915 | 2007-08-03 | 517 | - | - | - | - | HIGH | low | HIGH | low | |
| 4 | 188915 | 2007-08-17 | 411 | - | - | - | - | HIGH | low | HIGH | low | |
| 5 | 1000009854 [2-month plot]
 Witpoort River at R555 Bridge from Steelpoort to Stoffberg  | 
 
 | 
2007-07-20 | 37 | - | - | - | - | HIGH | low | low | low | 
| 5 | 1000009854 | 2007-07-23 | - | 0 | 5 | 7.9 | - | low | low | low | low | |
| 5 | 1000009854 | 2007-07-24 | - | 0 | 5 | 7.9 | - | low | low | low | low | |
| 5 | 1000009854 | 2007-08-03 | 39 | - | - | - | - | HIGH | low | low | low | |
| 5 | 1000009854 | 2007-08-17 | 127 | - | - | - | - | HIGH | low | low | low | |
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