| № | 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 | 185084 [2-month plot]
 Hartbeestspruit at Bridge D/S Brugspruit Treatment Plant Klipspruit STW + Kro Omdraai Mine on Brugspr  | 
 
 | 
2007-11-23 | 7 | 8 | - | 6.5 | - | Med | low | low | low | 
| 2 | 185085 [2-month plot]
 Kwaguqa D/S Ferrobank STW U/S of Water Treatment Plant on Brugspruit T  | 
 
 | 
2007-11-23 | 6100 | 6100 | - | 7.0 | - | HIGH | Med | HIGH | HIGH | 
| 3 | 188538 [2-month plot]
 Naauwpoort 335 JS downstream of Naauwpoort Sewage Works on Noupoortspruit  | 
 
 | 
2007-11-22 | 1900 | 2000 | - | 7.0 | - | HIGH | low | HIGH | Med | 
| 3 | 188538 | 2007-12-12 | 400 | 1200 | - | 7.1 | - | HIGH | low | HIGH | low | |
| 4 | 188910 [2-month plot]
 Blinkwater at R555 Bridge from Steelpoort to Stofberg on Steelpoort River  | 
 
 | 
2007-11-06 | 517 | - | - | - | - | HIGH | low | HIGH | low | 
| 4 | 188910 | 2007-11-23 | 2420 | - | - | - | - | HIGH | Med | HIGH | Med | |
| 4 | 188910 | 2007-12-21 | 315 | - | - | - | - | HIGH | low | Med | low | |
| 5 | 188911 [2-month plot]
 Weltevreden at Belfast Dam U/S Dam Wall on Belfast Dam  | 
 
 | 
2007-11-06 | 52 | - | - | - | - | HIGH | low | low | low | 
| 5 | 188911 | 2007-11-23 | 461 | - | - | - | - | HIGH | low | HIGH | low | |
| 5 | 188911 | 2007-12-21 | 42 | - | - | - | - | HIGH | low | low | low | |
| 6 | 188912 [2-month plot]
 Spekboom River at Bridge D/S Burgersfort Sewage Works  | 
 
 | 
2007-11-06 | 345 | - | - | - | - | HIGH | low | Med | low | 
| 6 | 188912 | 2007-11-23 | 548 | - | - | - | - | HIGH | low | HIGH | low | |
| 6 | 188912 | 2007-12-21 | 288 | - | - | - | - | HIGH | low | Med | low | |
| 7 | 188915 [2-month plot]
 Steelpoortdrift at R555 Road Bridge to Sekhukhune on Steelpoortrivier  | 
 
 | 
2007-11-06 | 2420 | - | - | - | - | HIGH | Med | HIGH | Med | 
| 7 | 188915 | 2007-11-23 | 2420 | - | - | - | - | HIGH | Med | HIGH | Med | |
| 7 | 188915 | 2007-12-21 | 420 | - | - | - | - | HIGH | low | HIGH | low | |
| 8 | 1000009854 [2-month plot]
 Witpoort River at R555 Bridge from Steelpoort to Stoffberg  | 
 
 | 
2007-11-06 | 66 | - | - | - | - | HIGH | low | low | low | 
| 8 | 1000009854 | 2007-11-23 | 2420 | - | - | - | - | HIGH | Med | HIGH | Med | |
| 8 | 1000009854 | 2007-11-28 | - | 0 | 72 | 7.7 | - | low | low | low | low | |
| 8 | 1000009854 | 2007-12-21 | 472 | - | - | - | - | HIGH | low | HIGH | low | |
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