№ | Site [ view Vaal 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 | 90616 [2-month plot]
Rietspruit at Kaalplaats (Rw RV2) |
![]() |
2004-03-30 | 11000 | - | - | 7.5 | - | HIGH | Med | HIGH | HIGH |
1 | 90616 | 2004-04-30 | 28000 | - | - | 7.2 | - | HIGH | HIGH | HIGH | HIGH | |
2 | 90697 [2-month plot]
(B8) Nigel R51 Road Bridge to Balfour |
![]() |
2004-03-17 | - | 320 | - | 7.3 | - | HIGH | low | Med | low |
3 | 187058 [2-month plot]
Dam at 42ND Hill Informal Settlement |
![]() |
2004-03-24 | 3400 | - | 4 | 7.8 | 20.0 | HIGH | Med | HIGH | Med |
3 | 187058 | 2004-04-30 | 69 | - | 9 | 7.8 | 20.0 | HIGH | low | low | low |
![]() |
![]() |