Daily readings from every Central Water Commission river gauge and dam since 1900,
as published on its Flood Forecast System portal.
Stations
Readings per month
Since 1965, when the record becomes continuous
Stations above their danger level
Of the 1,035 stations with a published danger level
Water level through the year
Metres from each station's median, all years combined. Shading is the middle half.
What the stations measure
Daily readings per parameter. The 55 undefined codes are grouped as one.
Highest water level per year
Metres.
Rainfall per year
Millimetres, summed from daily totals