№ | 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 |
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1 | 184050 [2-month plot]
Kanoneiland Canal at Bloemsmond Balancing Dam |
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2003-03-03 | 240 | - | - | 8.6 | 30.5 | HIGH | low | Med | low |
1 | 184050 | 2003-03-10 | 93 | - | - | 8.9 | 28.9 | HIGH | low | low | low | |
1 | 184050 | 2003-03-17 | 460 | - | - | 9.3 | 25.1 | HIGH | low | HIGH | low | |
1 | 184050 | 2003-03-24 | 0 | - | - | 8.7 | 22.1 | low | low | low | low | |
1 | 184050 | 2003-03-31 | 93 | - | - | 8.6 | 25.6 | HIGH | low | low | low | |
1 | 184050 | 2003-04-07 | 240 | - | - | 9.5 | 22.5 | HIGH | low | Med | low | |
1 | 184050 | 2003-04-14 | 1100 | - | - | 9.3 | 24.6 | HIGH | low | HIGH | Med | |
1 | 184050 | 2003-04-22 | 75 | - | - | 9.2 | 24.0 | HIGH | low | low | low | |
1 | 184050 | 2003-04-29 | 21 | - | - | 9.3 | 22.2 | HIGH | low | low | low | |
2 | 184054 [2-month plot]
Abstraction Point at Upington Canal at DWAF Office |
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2003-03-03 | 460 | - | - | 9.1 | 28.9 | HIGH | low | HIGH | low |
2 | 184054 | 2003-03-10 | 93 | - | - | 9.3 | 25.7 | HIGH | low | low | low | |
2 | 184054 | 2003-03-17 | 240 | - | - | 9.3 | 24.8 | HIGH | low | Med | low | |
2 | 184054 | 2003-03-24 | 23 | - | - | 8.7 | 24.2 | HIGH | low | low | low | |
2 | 184054 | 2003-03-31 | 75 | - | - | 8.9 | 22.7 | HIGH | low | low | low | |
2 | 184054 | 2003-04-07 | 240 | - | - | 9.2 | 23.4 | HIGH | low | Med | low | |
2 | 184054 | 2003-04-14 | 210 | - | - | 9.1 | 22.1 | HIGH | low | Med | low | |
2 | 184054 | 2003-04-22 | 93 | - | - | 9.5 | 23.1 | HIGH | low | low | low | |
2 | 184054 | 2003-04-29 | 20 | - | - | 9.2 | 21.6 | HIGH | low | low | low | |
3 | 184055 [2-month plot]
Orange River at Intake of Upington Water Works |
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2003-03-03 | 240 | - | - | 8.8 | 28.5 | HIGH | low | Med | low |
3 | 184055 | 2003-03-10 | 240 | - | - | 8.4 | 28.1 | HIGH | low | Med | low | |
3 | 184055 | 2003-03-17 | 240 | - | - | 8.8 | 24.8 | HIGH | low | Med | low | |
3 | 184055 | 2003-03-24 | 93 | - | - | 9.1 | 24.9 | HIGH | low | low | low | |
3 | 184055 | 2003-03-31 | 150 | - | - | 8.7 | 24.0 | HIGH | low | low | low | |
3 | 184055 | 2003-04-07 | 240 | - | - | 9.8 | 23.6 | HIGH | low | Med | low | |
3 | 184055 | 2003-04-14 | 93 | - | - | 9.7 | 24.2 | HIGH | low | low | low | |
3 | 184055 | 2003-04-22 | 460 | - | - | 9.6 | 24.5 | HIGH | low | HIGH | low | |
3 | 184055 | 2003-04-29 | 460 | - | - | 9.6 | 23.5 | HIGH | low | HIGH | low |
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