| № | 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 |
|
1991-03-04 | 22000 | - | 491 | 7.4 | 21.5 | HIGH | HIGH | HIGH | HIGH |
| 1 | 102626 | 1991-03-11 | 9900 | - | 181 | 7.6 | 22.1 | HIGH | Med | HIGH | HIGH | |
| 1 | 102626 | 1991-03-18 | 800 | - | 18 | 7.3 | 20.2 | HIGH | low | HIGH | low | |
| 1 | 102626 | 1991-03-25 | 6400 | - | 103 | 7.5 | 19.0 | HIGH | Med | HIGH | HIGH | |
| 1 | 102626 | 1991-04-02 | 1520 | - | 21 | 8.3 | 22.3 | HIGH | low | HIGH | Med | |
| 1 | 102626 | 1991-04-08 | 2100 | - | 47 | 7.5 | 15.8 | HIGH | Med | HIGH | Med | |
| 1 | 102626 | 1991-04-15 | 400 | - | 14 | 7.2 | 21.3 | HIGH | low | HIGH | low | |
| 1 | 102626 | 1991-04-22 | 580 | - | 10 | 7.5 | 18.2 | HIGH | low | HIGH | low | |
| 1 | 102626 | 1991-04-29 | 220 | - | 8 | 7.7 | 18.7 | HIGH | low | Med | low | |
| 2 | 102627 [2-month plot]
Sterk River at Groothoek (Mpolweni) |
|
1991-03-05 | 170 | - | 13 | 7.4 | 22.1 | HIGH | low | low | low |
| 2 | 102627 | 1991-03-12 | 2020 | - | 96 | 7.5 | 20.0 | HIGH | Med | HIGH | Med | |
| 2 | 102627 | 1991-03-19 | 340 | - | 23 | 7.6 | 21.9 | HIGH | low | Med | low | |
| 2 | 102627 | 1991-03-26 | 700 | - | 95 | 7.1 | 19.0 | HIGH | low | HIGH | low | |
| 2 | 102627 | 1991-04-02 | 250 | - | 20 | 7.2 | 21.7 | HIGH | low | Med | low | |
| 2 | 102627 | 1991-04-09 | 130 | - | 13 | 7.4 | 18.1 | HIGH | low | low | low | |
| 2 | 102627 | 1991-04-16 | 140 | - | 9 | 7.8 | 21.4 | HIGH | low | low | low | |
| 2 | 102627 | 1991-04-23 | 140 | - | 6 | 7.4 | 19.7 | HIGH | low | low | low | |
| 2 | 102627 | 1991-04-30 | 130 | - | 6 | 7.2 | 17.5 | HIGH | low | low | low | |
| 3 | 102632 [2-month plot]
Msunduze River at Inanda/Nomfihlelo |
|
1991-03-07 | 1800 | - | 28 | 7.7 | 23.5 | HIGH | low | HIGH | Med |
| 3 | 102632 | 1991-03-14 | 44000 | - | 100 | 7.7 | 20.5 | HIGH | HIGH | HIGH | HIGH | |
| 3 | 102632 | 1991-03-21 | 11600 | - | 48 | 7.9 | 22.9 | HIGH | Med | HIGH | HIGH | |
| 3 | 102632 | 1991-03-28 | 23800 | - | 97 | - | - | HIGH | HIGH | HIGH | HIGH | |
| 3 | 102632 | 1991-04-04 | 500 | - | 32 | 7.8 | 21.8 | HIGH | low | HIGH | low | |
| 3 | 102632 | 1991-04-11 | 880 | - | 18 | 7.7 | 18.7 | HIGH | low | HIGH | low | |
| 3 | 102632 | 1991-04-18 | 3200 | - | 6 | 7.8 | 21.6 | HIGH | Med | HIGH | Med | |
| 3 | 102632 | 1991-04-25 | 1380 | - | 3 | 7.8 | 19.4 | HIGH | low | HIGH | Med | |
| 4 | 102662 [2-month plot]
Mgeni River at Inanda/Mumbundwini up/S Inanda Dam |
|
1991-03-07 | 870 | - | 23 | 7.8 | 25.9 | HIGH | low | HIGH | low |
| 4 | 102662 | 1991-03-14 | 7200 | - | 44 | 7.8 | 23.1 | HIGH | Med | HIGH | HIGH | |
| 4 | 102662 | 1991-03-21 | 2800 | - | 37 | 7.7 | 24.5 | HIGH | Med | HIGH | Med | |
| 4 | 102662 | 1991-03-26 | 2100 | - | 128 | 7.6 | 22.2 | HIGH | Med | HIGH | Med | |
| 4 | 102662 | 1991-04-04 | 740 | - | 22 | 7.7 | 23.9 | HIGH | low | HIGH | low | |
| 4 | 102662 | 1991-04-11 | 400 | - | 14 | 8.0 | 21.3 | HIGH | low | HIGH | low | |
| 4 | 102662 | 1991-04-18 | 680 | - | 5 | 7.9 | 23.3 | HIGH | low | HIGH | low | |
| 4 | 102662 | 1991-04-25 | 350 | - | 6 | 7.5 | 20.1 | HIGH | low | Med | low | |
| 5 | 102674 [2-month plot]
Mdloti River at Roodekrans/Hazelmere Dam Inflow (Roodekrans) |
|
1991-03-01 | 1100 | - | 96 | 8.1 | 25.7 | HIGH | low | HIGH | Med |
| 5 | 102674 | 1991-03-08 | 4100 | - | 60 | 7.9 | 27.6 | HIGH | Med | HIGH | HIGH | |
| 5 | 102674 | 1991-03-15 | 350 | - | 174 | 7.7 | 25.2 | HIGH | low | Med | low | |
| 5 | 102674 | 1991-03-22 | 1800 | - | 4580 | 7.8 | 25.0 | HIGH | low | HIGH | Med | |
| 5 | 102674 | 1991-04-05 | 900 | - | 44 | 7.8 | 23.4 | HIGH | low | HIGH | low | |
| 5 | 102674 | 1991-04-12 | 1050 | - | 60 | 8.1 | 21.8 | HIGH | low | HIGH | Med | |
| 5 | 102674 | 1991-04-19 | 4400 | - | 36 | 8.0 | 25.3 | HIGH | Med | HIGH | HIGH | |
| 5 | 102674 | 1991-04-26 | 4000 | - | 26 | 7.4 | 20.0 | HIGH | Med | HIGH | HIGH | |
| 6 | 187961 [2-month plot]
Camp S Drift on Msunduze |
|
1991-03-04 | 5400 | - | - | 7.2 | 23.3 | HIGH | Med | HIGH | HIGH |
| 6 | 187961 | 1991-03-11 | 7300 | - | - | 7.8 | 24.6 | HIGH | Med | HIGH | HIGH | |
| 6 | 187961 | 1991-03-18 | 3500 | - | - | 7.0 | 20.5 | HIGH | Med | HIGH | Med | |
| 6 | 187961 | 1991-03-25 | 39000 | - | - | 7.6 | 21.8 | HIGH | HIGH | HIGH | HIGH | |
| 6 | 187961 | 1991-04-02 | 1100 | - | - | 8.0 | 21.0 | HIGH | low | HIGH | Med | |
| 6 | 187961 | 1991-04-08 | 3500 | - | - | 7.2 | 19.3 | HIGH | Med | HIGH | Med | |
| 6 | 187961 | 1991-04-15 | 200 | - | - | 8.5 | 23.6 | HIGH | low | Med | low | |
| 6 | 187961 | 1991-04-22 | 330 | - | - | 7.6 | 20.0 | HIGH | low | Med | low | |
| 6 | 187961 | 1991-04-29 | 5500 | - | - | 7.4 | 21.5 | HIGH | Med | HIGH | HIGH | |
| 7 | 187963 [2-month plot]
Pietermaritzburg Sobantu on Bayne S Spruit |
|
1991-03-04 | 40000 | - | 29 | 7.2 | 21.6 | HIGH | HIGH | HIGH | HIGH |
| 7 | 187963 | 1991-03-11 | 15000 | - | 272 | 7.4 | 21.3 | HIGH | Med | HIGH | HIGH | |
| 7 | 187963 | 1991-03-18 | 36000 | - | 110 | 7.2 | 18.8 | HIGH | HIGH | HIGH | HIGH | |
| 7 | 187963 | 1991-03-25 | 43000 | - | 113 | 7.3 | 18.9 | HIGH | HIGH | HIGH | HIGH | |
| 7 | 187963 | 1991-04-02 | 6100 | - | 22 | 7.4 | 19.1 | HIGH | Med | HIGH | HIGH | |
| 7 | 187963 | 1991-04-08 | 22000 | - | 25 | 7.2 | 13.5 | HIGH | HIGH | HIGH | HIGH | |
| 7 | 187963 | 1991-04-15 | 2500 | - | 14 | 8.3 | 18.4 | HIGH | Med | HIGH | Med | |
| 7 | 187963 | 1991-04-22 | 9300 | - | 10 | 7.7 | 16.5 | HIGH | Med | HIGH | HIGH | |
| 7 | 187963 | 1991-04-29 | 18700 | - | 21 | 7.6 | 16.7 | HIGH | Med | HIGH | HIGH | |
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