| № | 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 |
|
2007-11-05 | 425 | - | - | 8.4 | 21.8 | HIGH | low | HIGH | low |
| 1 | 184050 | 2007-11-13 | 18 | - | - | 8.6 | 23.6 | HIGH | low | low | low | |
| 1 | 184050 | 2007-12-04 | 42 | - | - | 8.6 | 25.6 | HIGH | low | low | low | |
| 1 | 184050 | 2007-12-10 | 6 | - | - | 8.5 | 24.8 | Med | low | low | low | |
| 1 | 184050 | 2007-12-18 | 3 | - | - | 8.6 | 27.3 | Med | low | low | low | |
| 2 | 184054 [2-month plot]
Abstraction Point at Upington Canal at DWAF Office |
|
2007-11-05 | 236 | - | - | 8.9 | 19.1 | HIGH | low | Med | low |
| 2 | 184054 | 2007-11-13 | 17 | - | - | 8.8 | 24.1 | HIGH | low | low | low | |
| 2 | 184054 | 2007-12-04 | 11 | - | - | 8.5 | 25.9 | HIGH | low | low | low | |
| 2 | 184054 | 2007-12-10 | 35 | - | - | 8.8 | 25.1 | HIGH | low | low | low | |
| 2 | 184054 | 2007-12-18 | 29 | - | - | 8.6 | 28.9 | HIGH | low | low | low | |
| 3 | 188479 [2-month plot]
Gariep on Gariep Right (North) Bank Canal |
|
2007-11-05 | 28 | - | - | 8.6 | 22.9 | HIGH | low | low | low |
| 3 | 188479 | 2007-11-13 | 81 | - | - | 8.8 | 23.7 | HIGH | low | low | low | |
| 3 | 188479 | 2007-12-04 | 22 | - | - | 8.2 | 28.2 | HIGH | low | low | low | |
| 3 | 188479 | 2007-12-10 | 5 | - | - | 8.1 | 26.5 | Med | low | low | low | |
| 3 | 188479 | 2007-12-18 | 0 | - | - | 8.4 | 29.3 | low | low | low | low | |
| 4 | 188482 [2-month plot]
Kakamas on Southern Bank Canal (Left) at Kakamas |
|
2007-11-05 | 45 | - | - | 8.4 | 22.1 | HIGH | low | low | low |
| 4 | 188482 | 2007-11-13 | 51 | - | - | 8.6 | 23.9 | HIGH | low | low | low | |
| 4 | 188482 | 2007-12-04 | 20 | - | - | 8.8 | 24.1 | HIGH | low | low | low | |
| 4 | 188482 | 2007-12-10 | 29 | - | - | 9.2 | 27.9 | HIGH | low | low | low | |
| 4 | 188482 | 2007-12-18 | 15 | - | - | 9.1 | 22.5 | HIGH | low | low | low | |
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