| № | 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 |
|
2008-03-03 | 27 | - | - | 9.0 | 28.6 | HIGH | low | low | low |
| 1 | 184050 | 2008-03-17 | 27 | - | - | 8.6 | 23.3 | HIGH | low | low | low | |
| 1 | 184050 | 2008-03-25 | 27 | - | - | 8.5 | 25.3 | HIGH | low | low | low | |
| 1 | 184050 | 2008-03-31 | 14 | - | - | 8.6 | 22.4 | HIGH | low | low | low | |
| 1 | 184050 | 2008-04-07 | 10 | - | - | 8.7 | 23.3 | HIGH | low | low | low | |
| 1 | 184050 | 2008-04-14 | 32 | - | - | 8.7 | 24.7 | HIGH | low | low | low | |
| 1 | 184050 | 2008-04-21 | 14 | - | - | 8.8 | 19.5 | HIGH | low | low | low | |
| 2 | 184054 [2-month plot]
Abstraction Point at Upington Canal at DWAF Office |
|
2008-03-03 | 31 | - | - | 8.9 | 28.7 | HIGH | low | low | low |
| 2 | 184054 | 2008-03-10 | 56 | - | - | 8.7 | 28.3 | HIGH | low | low | low | |
| 2 | 184054 | 2008-03-17 | 16 | - | - | 8.6 | 24.0 | HIGH | low | low | low | |
| 2 | 184054 | 2008-03-25 | 28 | - | - | 8.5 | 25.2 | HIGH | low | low | low | |
| 2 | 184054 | 2008-03-31 | 11 | - | - | 8.6 | 26.3 | HIGH | low | low | low | |
| 2 | 184054 | 2008-04-07 | 19 | - | - | 8.6 | 23.1 | HIGH | low | low | low | |
| 2 | 184054 | 2008-04-14 | 19 | - | - | 8.6 | 24.1 | HIGH | low | low | low | |
| 2 | 184054 | 2008-04-21 | 13 | - | - | 8.7 | 18.6 | HIGH | low | low | low | |
| 3 | 184055 [2-month plot]
Orange River at Intake of Upington Water Works |
|
2008-03-03 | 109 | - | - | 8.7 | 28.8 | HIGH | low | low | low |
| 3 | 184055 | 2008-03-10 | 1300 | - | - | 8.6 | 28.3 | HIGH | low | HIGH | Med | |
| 3 | 184055 | 2008-03-17 | 44 | - | - | 8.7 | 22.5 | HIGH | low | low | low | |
| 3 | 184055 | 2008-03-25 | 44 | - | - | 8.4 | 26.7 | HIGH | low | low | low | |
| 3 | 184055 | 2008-03-31 | 46 | - | - | 8.5 | 26.2 | HIGH | low | low | low | |
| 3 | 184055 | 2008-04-07 | 45 | - | - | 8.6 | 22.3 | HIGH | low | low | low | |
| 3 | 184055 | 2008-04-14 | 31 | - | - | 8.5 | 23.4 | HIGH | low | low | low | |
| 3 | 184055 | 2008-04-21 | 24 | - | - | 8.6 | 18.4 | HIGH | low | low | low | |
| 4 | 188477 [2-month plot]
Groblershoop on Boegoeberg Canal on Left Bank (South) |
|
2008-03-03 | 21 | - | - | 9.1 | 29.3 | HIGH | low | low | low |
| 4 | 188477 | 2008-03-10 | 78 | - | - | 9.1 | 28.1 | HIGH | low | low | low | |
| 4 | 188477 | 2008-03-17 | 3 | - | - | 8.1 | 24.8 | Med | low | low | low | |
| 4 | 188477 | 2008-03-25 | 7 | - | - | 9.0 | 26.3 | Med | low | low | low | |
| 4 | 188477 | 2008-03-31 | 6 | - | - | 9.0 | 26.0 | Med | low | low | low | |
| 4 | 188477 | 2008-04-21 | 4 | - | - | 8.7 | 21.3 | Med | low | low | low | |
| 5 | 188479 [2-month plot]
Gariep on Gariep Right (North) Bank Canal |
|
2008-03-03 | 26 | - | - | 9.2 | 29.7 | HIGH | low | low | low |
| 5 | 188479 | 2008-03-10 | 14 | - | - | 9.1 | 29.8 | HIGH | low | low | low | |
| 5 | 188479 | 2008-03-17 | 5 | - | - | 8.9 | 26.6 | Med | low | low | low | |
| 5 | 188479 | 2008-03-25 | 9 | - | - | 9.1 | 27.2 | Med | low | low | low | |
| 5 | 188479 | 2008-03-31 | 10 | - | - | 9.0 | 26.4 | HIGH | low | low | low | |
| 5 | 188479 | 2008-04-21 | 3 | - | - | 8.7 | 21.2 | Med | low | low | low | |
| 6 | 188481 [2-month plot]
Keimoes on Keimoes Right (North) Bank Canal |
|
2008-03-03 | 461 | - | - | 8.4 | 28.5 | HIGH | low | HIGH | low |
| 6 | 188481 | 2008-03-10 | 308 | - | - | 8.7 | 28.6 | HIGH | low | Med | low | |
| 6 | 188481 | 2008-03-25 | 71 | - | - | 8.3 | 25.7 | HIGH | low | low | low | |
| 6 | 188481 | 2008-03-31 | 99 | - | - | 8.4 | 26.9 | HIGH | low | low | low | |
| 6 | 188481 | 2008-04-07 | 210 | - | - | 8.4 | 22.4 | HIGH | low | Med | low | |
| 6 | 188481 | 2008-04-14 | 142 | - | - | 8.4 | 23.4 | HIGH | low | low | low | |
| 6 | 188481 | 2008-04-21 | 91 | - | - | 8.6 | 18.9 | HIGH | low | low | low | |
| 7 | 188482 [2-month plot]
Kakamas on Southern Bank Canal (Left) at Kakamas |
|
2008-03-03 | 36 | - | - | 8.7 | 28.7 | HIGH | low | low | low |
| 7 | 188482 | 2008-03-10 | 27 | - | - | 8.8 | 28.6 | HIGH | low | low | low | |
| 7 | 188482 | 2008-03-17 | 21 | - | - | 8.6 | 25.3 | HIGH | low | low | low | |
| 7 | 188482 | 2008-03-25 | 46 | - | - | 8.6 | 28.4 | HIGH | low | low | low | |
| 7 | 188482 | 2008-04-14 | 21 | - | - | 8.5 | 23.9 | HIGH | low | low | low | |
| 7 | 188482 | 2008-04-21 | 16 | - | - | 8.6 | 20.1 | HIGH | low | low | low | |
 |
 |