| № | 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  | 
 
 | 
2011-01-20 | 13 | - | - | 3.2 | - | HIGH | low | low | low | 
| 1 | 185084 | 2011-02-16 | 6 | - | - | 3.4 | - | Med | low | low | low | |
| 2 | 185085 [2-month plot]
 Kwaguqa D/S Ferrobank STW U/S of Water Treatment Plant on Brugspruit T  | 
 
 | 
2011-02-16 | 2419 | - | - | 7.2 | - | HIGH | Med | HIGH | Med | 
| 3 | 188538 [2-month plot]
 Naauwpoort 335 JS downstream of Naauwpoort Sewage Works on Noupoortspruit  | 
 
 | 
2011-01-27 | 2419 | - | - | 6.5 | - | HIGH | Med | HIGH | Med | 
| 3 | 188538 | 2011-02-14 | 2419 | - | - | 6.6 | - | HIGH | Med | HIGH | Med | |
| 4 | 188610 [2-month plot]
 Delmas at Low Water Bridge D/S Delmas STW on Unnamed Stream from Witklip  | 
 
 | 
2011-01-26 | 2419 | - | - | - | - | HIGH | Med | HIGH | Med | 
| 4 | 188610 | 2011-02-22 | 2419 | - | - | 6.6 | - | HIGH | Med | HIGH | Med | |
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