| № | Site [ view Lower Orange 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 | 184050 [2-month plot]
 Kanoneiland Canal at Bloemsmond Balancing Dam  | 
 
 | 
2005-01-03 | 7 | - | - | 8.6 | 24.9 | Med | low | low | low | 
| 1 | 184050 | 2005-01-24 | 101 | - | - | 8.9 | 23.2 | HIGH | low | low | low | |
| 1 | 184050 | 2005-01-31 | 11 | - | - | 9.0 | 24.5 | HIGH | low | low | low | |
| 1 | 184050 | 2005-02-07 | 122 | - | - | 8.5 | 25.7 | HIGH | low | low | low | |
| 1 | 184050 | 2005-02-14 | 13 | - | - | 9.1 | 26.7 | HIGH | low | low | low | |
| 1 | 184050 | 2005-02-21 | 83 | - | - | 9.1 | 25.3 | HIGH | low | low | low | |
| 1 | 184050 | 2005-02-28 | 79 | - | - | 8.7 | 24.2 | HIGH | low | low | low | |
| 2 | 184054 [2-month plot]
 Abstraction Point at Upington Canal at DWAF Office  | 
 
 | 
2005-01-03 | 28 | - | - | 8.6 | 26.1 | HIGH | low | low | low | 
| 2 | 184054 | 2005-01-24 | 36 | - | - | 8.8 | 28.1 | HIGH | low | low | low | |
| 2 | 184054 | 2005-01-31 | 19 | - | - | 9.1 | 27.2 | HIGH | low | low | low | |
| 2 | 184054 | 2005-02-08 | 44 | - | - | 8.7 | 22.5 | HIGH | low | low | low | |
| 2 | 184054 | 2005-02-15 | 22 | - | - | 9.0 | 29.4 | HIGH | low | low | low | |
| 2 | 184054 | 2005-02-22 | 4 | - | - | 8.9 | 30.1 | Med | low | low | low | |
| 3 | 184055 [2-month plot]
 Orange River at Intake of Upington Water Works  | 
 
 | 
2005-01-03 | 43 | - | - | 8.5 | 29.1 | HIGH | low | low | low | 
| 3 | 184055 | 2005-01-24 | 166 | - | - | 8.7 | 28.9 | HIGH | low | low | low | |
| 3 | 184055 | 2005-02-01 | 86 | - | - | 8.4 | 33.8 | HIGH | low | low | low | |
| 3 | 184055 | 2005-02-08 | 119 | - | - | 8.4 | 29.9 | HIGH | low | low | low | |
| 3 | 184055 | 2005-02-14 | 88 | - | - | 9.1 | 29.6 | HIGH | low | low | low | |
| 3 | 184055 | 2005-02-21 | 291 | - | - | 9.1 | 28.7 | HIGH | low | Med | low | |
| 3 | 184055 | 2005-02-28 | 73 | - | - | 8.6 | 27.5 | HIGH | low | low | low | |
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