| № | 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 |
|
2009-01-05 | 33 | - | - | - | - | HIGH | low | low | low |
| 1 | 184050 | 2009-01-11 | 51 | - | - | - | - | HIGH | low | low | low | |
| 1 | 184050 | 2009-02-05 | 500 | - | - | 7.1 | - | HIGH | low | HIGH | low | |
| 1 | 184050 | 2009-02-11 | 140 | - | - | 8.2 | - | HIGH | low | low | low | |
| 1 | 184050 | 2009-02-18 | 38 | - | - | - | - | HIGH | low | low | low | |
| 1 | 184050 | 2009-02-25 | 23 | - | - | - | 22.5 | HIGH | low | low | low | |
| 2 | 184054 [2-month plot]
Abstraction Point at Upington Canal at DWAF Office |
|
2009-01-05 | 15 | - | - | 8.6 | - | HIGH | low | low | low |
| 2 | 184054 | 2009-01-11 | 35 | - | - | 7.3 | - | HIGH | low | low | low | |
| 2 | 184054 | 2009-02-05 | 96 | - | - | 7.6 | - | HIGH | low | low | low | |
| 2 | 184054 | 2009-02-11 | 16 | - | - | - | - | HIGH | low | low | low | |
| 2 | 184054 | 2009-02-18 | 29 | - | - | - | - | HIGH | low | low | low | |
| 2 | 184054 | 2009-02-25 | 79 | - | - | - | - | HIGH | low | low | low | |
| 3 | 184055 [2-month plot]
Orange River at Intake of Upington Water Works |
|
2009-01-05 | 4 | - | - | - | - | Med | low | low | low |
| 3 | 184055 | 2009-01-11 | 68 | - | - | - | - | HIGH | low | low | low | |
| 3 | 184055 | 2009-02-05 | 107 | - | - | - | - | HIGH | low | low | low | |
| 3 | 184055 | 2009-02-11 | 88 | - | - | 7.1 | - | HIGH | low | low | low | |
| 3 | 184055 | 2009-02-18 | 866 | - | - | - | - | HIGH | low | HIGH | low | |
| 3 | 184055 | 2009-02-25 | 291 | - | - | - | - | HIGH | low | Med | low | |
| 4 | 188477 [2-month plot]
Groblershoop on Boegoeberg Canal on Left Bank (South) |
|
2009-01-05 | 10 | - | - | - | - | HIGH | low | low | low |
| 4 | 188477 | 2009-01-11 | 9 | - | - | - | - | Med | low | low | low | |
| 4 | 188477 | 2009-02-05 | 53 | - | - | 7.1 | - | HIGH | low | low | low | |
| 4 | 188477 | 2009-02-11 | 9 | - | - | - | - | Med | low | low | low | |
| 4 | 188477 | 2009-02-18 | 53 | - | - | - | - | HIGH | low | low | low | |
| 4 | 188477 | 2009-02-25 | 8 | - | - | - | - | Med | low | low | low | |
| 5 | 188479 [2-month plot]
Gariep on Gariep Right (North) Bank Canal |
|
2009-01-11 | 3 | - | - | 7.2 | - | Med | low | low | low |
| 5 | 188479 | 2009-02-11 | 4 | - | - | - | - | Med | low | low | low | |
| 5 | 188479 | 2009-02-18 | 25 | - | - | - | - | HIGH | low | low | low | |
| 5 | 188479 | 2009-02-25 | 23 | - | - | - | - | HIGH | low | low | low | |
| 6 | 188481 [2-month plot]
Keimoes on Keimoes Right (North) Bank Canal |
|
2009-01-05 | 109 | - | - | - | - | HIGH | low | low | low |
| 6 | 188481 | 2009-02-05 | 770 | - | - | - | - | HIGH | low | HIGH | low | |
| 6 | 188481 | 2009-02-11 | 111 | - | - | - | - | HIGH | low | low | low | |
| 6 | 188481 | 2009-02-18 | 131 | - | - | - | - | HIGH | low | low | low | |
| 6 | 188481 | 2009-02-25 | 66 | - | - | - | - | HIGH | low | low | low | |
| 7 | 188482 [2-month plot]
Kakamas on Southern Bank Canal (Left) at Kakamas |
|
2009-01-05 | 5 | - | - | 7.0 | - | Med | low | low | low |
| 7 | 188482 | 2009-01-11 | 9 | - | - | 7.4 | 7.4 | Med | low | low | low | |
| 7 | 188482 | 2009-02-05 | 11 | - | - | - | - | HIGH | low | low | low | |
| 7 | 188482 | 2009-02-11 | 9 | - | - | - | - | Med | low | low | low | |
| 7 | 188482 | 2009-02-18 | 8 | - | - | - | - | Med | low | low | low | |
| 7 | 188482 | 2009-02-25 | 119 | - | - | - | - | HIGH | low | low | low | |
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