5-year time series graphs for selected sites and variables in the Vaal Dam catchment.
KD - Klip River at De Langesdrift
COD | Conductivity | Nitrate NO3 as N | pH | Phosphate PO4 as P
KSV - Spruitsonderdrift downstream of Vrede
COD | Conductivity | Nitrate NO3 as N | pH | Phosphate PO4 as P
VDS - Vaal River downstream of Standerton
COD | Conductivity | Nitrate NO3 as N | pH | Phosphate PO4 as P
VE - Vaal River above Ermelo
COD | Conductivity | Nitrate NO3 as N | pH | Phosphate PO4 as P
VV - Vaal River at Villiers
COD | Conductivity | E.coli | Nitrate NO3 as N | pH | Phosphate PO4 as P
WAE - Waterval River at Elandslaagte
COD | Conductivity | Nitrate NO3 as N | pH | Phosphate PO4 as P
WF - Wilge River at Frankfurt
COD | Conductivity | E.coli | Nitrate NO3 as N | pH | Phosphate PO4 as P
WH - Wilge River at Harrismith
COD | Conductivity | Nitrate NO3 as N | pH | Phosphate PO4 as P
WLA - Ash River outfall above Bethlehem
COD | Conductivity | E.coli | Nitrate NO3 as N | pH | Phosphate PO4 as P
WMW - Meul River at Waaiwater
COD | Conductivity | Nitrate NO3 as N | pH | Phosphate PO4 as P