Lake Comparison

How are water levels changing? Compare trends, seasonal deviations and rainfall.

View the Three Lakes system →

Select lakes

All lakes are shown

Water levels compared

Each line starts at zero at its first available daily average in the selected period. Changes are shown in cm; gaps remain visible.

Change in centimetres

Select lakes to show or hide lines. Up to six are shown initially.

Values in detail

Sorted by seasonal deviation

Lake BrenetsMeasurement disrupted

Lake Neuchâtel

Lake St. Moritz

Lake Silvaplana

Lake Pfäffikon

At a glance

Rising the most (24h)Lake Sils+0.01 m a.s.l.Falling the most (24h)Lake Brenets-0.15 m a.s.l.Most unusual for the seasonLake BrenetsVery low Most rain (48h)Lake Lugano8.9 mm Warmest waterLake Maggiore16.2 °C Strongest inflowsLake Geneva142.3 m³/s