| № | 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  | 
 
 | 
2003-01-07 | 350 | - | 2 | 8.5 | - | HIGH | low | Med | low | 
| 1 | 183878 | 2003-01-14 | 104 | - | - | 8.5 | - | HIGH | low | low | low | |
| 1 | 183878 | 2003-01-21 | 126 | - | - | 7.8 | - | HIGH | low | low | low | |
| 1 | 183878 | 2003-01-28 | 62 | - | - | 8.8 | - | HIGH | low | low | low | |
| 1 | 183878 | 2003-02-05 | 194 | - | - | 9.7 | - | HIGH | low | low | low | |
| 1 | 183878 | 2003-02-11 | 40 | - | - | - | - | HIGH | low | low | low | |
| 1 | 183878 | 2003-02-18 | 41 | - | - | 9.0 | - | HIGH | low | low | low | |
| 1 | 183878 | 2003-02-25 | 398 | - | 12 | 8.6 | - | HIGH | low | Med | low | |
| 2 | 183879 [2-month plot]
 Downstream of Giyani Sewage Works at Irrigation Abstraction  | 
 
 | 
2003-01-07 | 15120 | - | 7 | 8.0 | - | HIGH | Med | HIGH | HIGH | 
| 2 | 183879 | 2003-01-14 | 2900 | - | - | 8.2 | - | HIGH | Med | HIGH | Med | |
| 2 | 183879 | 2003-01-21 | 121200 | - | - | 7.0 | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 183879 | 2003-01-28 | 113700 | - | - | 8.6 | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 183879 | 2003-02-05 | 6234 | - | - | 9.0 | - | HIGH | Med | HIGH | HIGH | |
| 2 | 183879 | 2003-02-11 | 20000 | - | - | - | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 183879 | 2003-02-18 | 43900 | - | - | 8.7 | - | HIGH | HIGH | HIGH | HIGH | |
| 2 | 183879 | 2003-02-25 | 12000 | - | 11 | 8.4 | - | HIGH | Med | HIGH | HIGH | |
| 3 | 185112 [2-month plot]
 Pallakop Irrigation Dam Extraction Point  | 
 
 | 
2003-01-07 | 145 | - | 5 | 8.4 | - | HIGH | low | low | low | 
| 3 | 185112 | 2003-01-14 | 85 | - | - | 8.5 | - | HIGH | low | low | low | |
| 3 | 185112 | 2003-01-21 | 31 | - | - | 6.6 | - | HIGH | low | low | low | |
| 3 | 185112 | 2003-01-28 | 132 | - | - | 8.8 | - | HIGH | low | low | low | |
| 3 | 185112 | 2003-02-05 | 63 | - | - | 8.5 | - | HIGH | low | low | low | |
| 3 | 185112 | 2003-02-11 | 50 | - | - | - | - | HIGH | low | low | low | |
| 3 | 185112 | 2003-02-18 | 669 | - | - | 8.8 | - | HIGH | low | HIGH | low | |
| 3 | 185112 | 2003-02-25 | 20 | - | 8 | 8.6 | - | HIGH | low | low | low | |
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