| № | Site [ view Pongola_Mtamvuna 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 | 102626 [2-month plot]
Msunduze River at Henley Dam |
|
1991-05-06 | 650 | - | 8 | 7.7 | 20.2 | HIGH | low | HIGH | low |
| 1 | 102626 | 1991-05-13 | 650 | - | 13 | 7.6 | 13.9 | HIGH | low | HIGH | low | |
| 1 | 102626 | 1991-05-20 | 170 | - | 10 | 7.5 | 14.9 | HIGH | low | low | low | |
| 1 | 102626 | 1991-05-27 | 10 | - | 5 | 7.4 | 11.8 | HIGH | low | low | low | |
| 1 | 102626 | 1991-06-03 | 390 | - | 9 | 7.7 | 13.1 | HIGH | low | Med | low | |
| 1 | 102626 | 1991-06-10 | 480 | - | 9 | 7.2 | 10.8 | HIGH | low | HIGH | low | |
| 1 | 102626 | 1991-06-17 | 430 | - | 7 | 7.3 | 11.3 | HIGH | low | HIGH | low | |
| 1 | 102626 | 1991-06-24 | 260 | - | 11 | 7.4 | 10.3 | HIGH | low | Med | low | |
| 2 | 102627 [2-month plot]
Sterk River at Groothoek (Mpolweni) |
|
1991-05-07 | 170 | - | 10 | 7.6 | 19.7 | HIGH | low | low | low |
| 2 | 102627 | 1991-05-14 | 160 | - | 11 | 7.9 | 16.1 | HIGH | low | low | low | |
| 2 | 102627 | 1991-05-21 | 200 | - | 8 | 7.6 | 12.5 | HIGH | low | Med | low | |
| 2 | 102627 | 1991-05-28 | 740 | - | 6 | 7.3 | 13.2 | HIGH | low | HIGH | low | |
| 2 | 102627 | 1991-06-04 | 750 | - | 7 | 7.7 | 9.9 | HIGH | low | HIGH | low | |
| 2 | 102627 | 1991-06-11 | 110 | - | 4 | 7.1 | 14.3 | HIGH | low | low | low | |
| 2 | 102627 | 1991-06-18 | 60 | - | 4 | 7.6 | 10.2 | HIGH | low | low | low | |
| 2 | 102627 | 1991-06-25 | 50 | - | 9 | 7.7 | 11.0 | HIGH | low | low | low | |
| 3 | 102632 [2-month plot]
Msunduze River at Inanda/Nomfihlelo |
|
1991-05-02 | 3500 | - | 5 | 7.5 | 17.6 | HIGH | Med | HIGH | Med |
| 3 | 102632 | 1991-05-06 | 4200 | - | 7 | 8.1 | 24.2 | HIGH | Med | HIGH | HIGH | |
| 3 | 102632 | 1991-05-16 | 3000 | - | 9 | 7.7 | 14.5 | HIGH | Med | HIGH | Med | |
| 3 | 102632 | 1991-05-23 | 3400 | - | 7 | 8.0 | 15.0 | HIGH | Med | HIGH | Med | |
| 3 | 102632 | 1991-05-30 | 1500 | - | 18 | 7.8 | 10.3 | HIGH | low | HIGH | Med | |
| 3 | 102632 | 1991-06-06 | 9600 | - | 5 | 8.3 | 13.2 | HIGH | Med | HIGH | HIGH | |
| 3 | 102632 | 1991-06-13 | 3600 | - | 5 | 7.7 | 14.2 | HIGH | Med | HIGH | Med | |
| 3 | 102632 | 1991-06-20 | 3300 | - | 6 | 8.0 | 13.2 | HIGH | Med | HIGH | Med | |
| 3 | 102632 | 1991-06-27 | 2000 | - | 7 | 7.4 | 13.2 | HIGH | Med | HIGH | Med | |
| 4 | 102662 [2-month plot]
Mgeni River at Inanda/Mumbundwini up/S Inanda Dam |
|
1991-05-02 | 550 | - | 4 | 7.8 | 19.1 | HIGH | low | HIGH | low |
| 4 | 102662 | 1991-05-10 | 1250 | - | 6 | 7.8 | 20.8 | HIGH | low | HIGH | Med | |
| 4 | 102662 | 1991-05-16 | 860 | - | 14 | 7.9 | 15.1 | HIGH | low | HIGH | low | |
| 4 | 102662 | 1991-05-23 | 550 | - | 8 | 7.7 | 15.1 | HIGH | low | HIGH | low | |
| 4 | 102662 | 1991-05-30 | 1800 | - | 17 | 8.0 | 13.0 | HIGH | low | HIGH | Med | |
| 4 | 102662 | 1991-06-06 | 320 | - | 6 | 7.8 | 13.0 | HIGH | low | Med | low | |
| 4 | 102662 | 1991-06-13 | 300 | - | 5 | 7.9 | 13.7 | HIGH | low | Med | low | |
| 4 | 102662 | 1991-06-20 | 580 | - | 4 | 7.6 | 14.7 | HIGH | low | HIGH | low | |
| 4 | 102662 | 1991-06-27 | 170 | - | - | 7.9 | 15.0 | HIGH | low | low | low | |
| 5 | 102674 [2-month plot]
Mdloti River at Roodekrans/Hazelmere Dam Inflow (Roodekrans) |
|
1991-05-10 | 10 | - | 53 | 8.3 | 22.9 | HIGH | low | low | low |
| 5 | 102674 | 1991-05-24 | 50 | - | 49 | 8.2 | 20.0 | HIGH | low | low | low | |
| 5 | 102674 | 1991-05-28 | 1400 | - | 24 | 7.6 | 14.9 | HIGH | low | HIGH | Med | |
| 5 | 102674 | 1991-06-07 | 10 | - | 27 | 8.0 | 19.9 | HIGH | low | low | low | |
| 5 | 102674 | 1991-06-21 | 2200 | - | 24 | 7.6 | 17.5 | HIGH | Med | HIGH | Med | |
| 5 | 102674 | 1991-06-28 | 10 | - | 25 | 8.5 | 17.0 | HIGH | low | low | low | |
| 6 | 187961 [2-month plot]
Camp S Drift on Msunduze |
|
1991-05-06 | 220 | - | - | 8.1 | 20.5 | HIGH | low | Med | low |
| 6 | 187961 | 1991-05-13 | 810 | - | - | 7.4 | 16.7 | HIGH | low | HIGH | low | |
| 6 | 187961 | 1991-05-20 | 450 | - | - | 7.7 | 17.9 | HIGH | low | HIGH | low | |
| 6 | 187961 | 1991-05-27 | 490 | - | - | 8.4 | 14.3 | HIGH | low | HIGH | low | |
| 6 | 187961 | 1991-06-10 | 3300 | - | - | - | - | HIGH | Med | HIGH | Med | |
| 7 | 187963 [2-month plot]
Pietermaritzburg Sobantu on Bayne S Spruit |
|
1991-05-06 | 3800 | - | 12 | 7.4 | 19.0 | HIGH | Med | HIGH | Med |
| 7 | 187963 | 1991-05-13 | 50000 | - | 91 | 7.5 | 14.9 | HIGH | HIGH | HIGH | HIGH | |
| 7 | 187963 | 1991-05-20 | 13100 | - | 17 | 7.6 | 13.3 | HIGH | Med | HIGH | HIGH | |
| 7 | 187963 | 1991-05-27 | 25000 | - | 15 | 7.5 | 14.2 | HIGH | HIGH | HIGH | HIGH | |
| 7 | 187963 | 1991-06-03 | 760 | - | 7 | 8.8 | 15.9 | HIGH | low | HIGH | low | |
| 7 | 187963 | 1991-06-10 | 2800 | - | 11 | 7.8 | 14.9 | HIGH | Med | HIGH | Med | |
| 7 | 187963 | 1991-06-17 | 3100 | - | 37 | 7.4 | 10.0 | HIGH | Med | HIGH | Med | |
| 7 | 187963 | 1991-06-24 | 8200 | - | 10 | 7.0 | 7.9 | HIGH | Med | HIGH | HIGH | |
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