Lake Comparison

Comparing lake altitudes directly says little, since each lake has its own reference altitude. Here you instead see how far each lake currently deviates from its own seasonal median.

View the Three Lakes system →

Select lakes

All lakes are shown

Water levels compared

Lake ConstanceLake GenevaLake LucerneLake ZurichLake ThunLake BrienzLake ZugLake WalenLake BielLake NeuchâtelLake HallwilLake LuganoLake MaggioreLake ÄgeriLake BaldeggLake JouxLake BrenetsLake LauerzLake MurtenLake SarnenLake SempachLake SilsLake SilvaplanaLake St. MoritzLake GreifenLake Pfäffikon

The chart shows the change from the level 30 days ago, not the absolute altitude — the only way to compare lakes at 395 and at 1039 m above sea level.

At a glance

Rising the most (24h)Lake Biel+0.01 m a.s.l.Falling the most (24h)Lake Joux-0.30 m a.s.l.Most unusual for the seasonLake BrenetsLow Most rain (48h)Lake Lucerne0.0 mm Warmest waterLake Lugano24.3 °C Strongest inflowsLake Geneva155.3 m³/s

Lac des BrenetsMeasurement disrupted

Dev. from median-6.70 m a.s.l.

24h→0.00 m a.s.l.

7 days→0.00 m a.s.l.

Dev. from median-1.40 m a.s.l.

24h↓-0.30 m a.s.l.

7 days↓-0.29 m a.s.l.

Dev. from median-0.99 m a.s.l.

24h↓-0.02 m a.s.l.

7 days↓-0.08 m a.s.l.

Dev. from median-0.77 m a.s.l.

24h↓-0.01 m a.s.l.

7 days↓-0.08 m a.s.l.

Dev. from median-0.65 m a.s.l.

24h↓-0.01 m a.s.l.

7 days↓-0.09 m a.s.l.

Dev. from median-0.65 m a.s.l.

24h→0.00 m a.s.l.

7 days↓-0.06 m a.s.l.

Dev. from median-0.50 m a.s.l.

24h↓-0.01 m a.s.l.

7 days↓-0.05 m a.s.l.

Dev. from median-0.46 m a.s.l.

24h→0.00 m a.s.l.

7 days↓-0.02 m a.s.l.

Dev. from median-0.45 m a.s.l.

24h→0.00 m a.s.l.

7 days↓-0.04 m a.s.l.

Dev. from median-0.39 m a.s.l.

24h↓-0.01 m a.s.l.

7 days↓-0.05 m a.s.l.

Dev. from median-0.32 m a.s.l.

24h→0.00 m a.s.l.

7 days↓-0.02 m a.s.l.

Dev. from median-0.32 m a.s.l.

24h↓-0.01 m a.s.l.

7 days↓-0.04 m a.s.l.

Dev. from median-0.28 m a.s.l.

24h→0.00 m a.s.l.

7 days↓-0.03 m a.s.l.

Vierwaldstättersee

Dev. from median-0.18 m a.s.l.

24h↓-0.01 m a.s.l.

7 days↓-0.03 m a.s.l.

Dev. from median-0.11 m a.s.l.

24h→0.00 m a.s.l.

7 days↓-0.12 m a.s.l.

Dev. from median-0.06 m a.s.l.

24h↓-0.02 m a.s.l.

7 days↓-0.07 m a.s.l.

Dev. from median-0.06 m a.s.l.

24h→0.00 m a.s.l.

7 days↓-0.07 m a.s.l.

Dev. from median-0.06 m a.s.l.

24h↑+0.01 m a.s.l.

7 days↓-0.08 m a.s.l.

Dev. from median-0.05 m a.s.l.

24h↓-0.01 m a.s.l.

7 days↓-0.03 m a.s.l.

Dev. from median+0.05 m a.s.l.

24h↓-0.01 m a.s.l.

7 days↓-0.01 m a.s.l.

Dev. from median-0.03 m a.s.l.

24h→0.00 m a.s.l.

7 days↓-0.02 m a.s.l.

Dev. from median-0.03 m a.s.l.

24h↑+0.01 m a.s.l.

7 days↑+0.01 m a.s.l.

St. Moritzersee

Dev. from median+0.03 m a.s.l.

24h↓-0.04 m a.s.l.

7 days↓-0.13 m a.s.l.

Dev. from median+0.01 m a.s.l.

24h↓-0.03 m a.s.l.

7 days↓-0.03 m a.s.l.

Dev. from median–

24h→0.00 m a.s.l.

7 days↓-0.02 m a.s.l.

Dev. from median–

24h↓-0.01 m a.s.l.

7 days↓-0.05 m a.s.l.