| № | 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 | 183878 [2-month plot]
 Giyani upstream of STW near R81 Adolf Mhinga Bridge on Klein Letaba River  | 
 
 | 
2003-05-06 | 80 | - | 1 | 9.1 | - | HIGH | low | low | low | 
| 1 | 183878 | 2003-05-13 | 60 | - | 1 | 9.6 | - | HIGH | low | low | low | |
| 1 | 183878 | 2003-05-20 | 90 | - | 3 | 9.1 | - | HIGH | low | low | low | |
| 1 | 183878 | 2003-05-27 | 20 | - | 1 | 8.8 | - | HIGH | low | low | low | |
| 1 | 183878 | 2003-06-03 | 20 | - | 2 | 8.1 | - | HIGH | low | low | low | |
| 1 | 183878 | 2003-06-12 | 720 | - | 2 | 8.1 | - | HIGH | low | HIGH | low | |
| 1 | 183878 | 2003-06-19 | 460 | - | 2 | 8.8 | - | HIGH | low | HIGH | low | |
| 1 | 183878 | 2003-06-26 | 100 | - | 1 | 8.9 | - | HIGH | low | low | low | |
| 2 | 183879 [2-month plot]
 Downstream of Giyani Sewage Works at Irrigation Abstraction  | 
 
 | 
2003-05-06 | 248000 | - | 5 | 7.7 | - | HIGH | HIGH | HIGH | HIGH | 
| 2 | 183879 | 2003-05-13 | 60 | - | 1 | 9.6 | - | HIGH | low | low | low | |
| 2 | 183879 | 2003-05-20 | 168000 | - | 5 | 7.6 | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 183879 | 2003-05-27 | 6000 | - | 3 | 8.1 | - | HIGH | Med | HIGH | HIGH | |
| 2 | 183879 | 2003-06-03 | 2061000 | - | 10 | 7.7 | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 183879 | 2003-06-12 | 9000 | - | 3 | 7.8 | - | HIGH | Med | HIGH | HIGH | |
| 2 | 183879 | 2003-06-19 | 42000 | - | 3 | 7.1 | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 183879 | 2003-06-26 | 225000 | - | 4 | 7.9 | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 185112 [2-month plot]
 Pallakop Irrigation Dam Extraction Point  | 
 
 | 
2003-05-06 | 10 | - | 9 | 8.3 | - | HIGH | low | low | low | 
| 3 | 185112 | 2003-05-13 | 10 | - | 8 | 9.2 | - | HIGH | low | low | low | |
| 3 | 185112 | 2003-05-20 | 20 | - | 1 | 7.4 | - | HIGH | low | low | low | |
| 3 | 185112 | 2003-05-27 | 10 | - | 5 | 8.1 | - | HIGH | low | low | low | |
| 3 | 185112 | 2003-06-03 | 40 | - | 5 | 8.5 | - | HIGH | low | low | low | |
| 3 | 185112 | 2003-06-12 | 30 | - | 6 | 8.3 | - | HIGH | low | low | low | |
| 3 | 185112 | 2003-06-19 | 0 | - | 5 | 8.0 | - | low | low | low | low | |
| 3 | 185112 | 2003-06-26 | 150 | - | 4 | 8.5 | - | HIGH | low | low | low | |
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