Lac Léman - St-Prex 2027
Discharge and Water level
Water level
m a.s.l.
|
|
---|---|
Last reading
02.10.2023 12:30
|
372.20
|
24hr mean | 372.20 |
24hr maximum | 372.21 |
24hr minimum | 372.20 |
Danger levels
Water level m a.s.l.
- 5 > 372.9
- 4 372.65 - 372.9
- 3 372.55 - 372.65
- 2 372.35 - 372.55
- 1 < 372.35
Forecast
The hydrological forecasts shown are direct model outputs. The reliable forecast range is up to 24 hours. Predictions outside of this range should be interpreted as estimates. Regarding alerts, the statements as interpreted in the natural hazard bulletin on www.naturgefahren.ch are authoritative.
Explanatory notes on forecast plotsGraphs
Data and statistics
Key figures Water level
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Monthly mean | 372.02 m a.s.l. | 371.85 m a.s.l. | 371.67 m a.s.l. | 371.67 m a.s.l. | 371.89 m a.s.l. | 372.18 m a.s.l. | 372.27 m a.s.l. | 372.26 m a.s.l. | 372.25 m a.s.l. | 372.21 m a.s.l. | 372.18 m a.s.l. | 372.14 m a.s.l. |
Maximum reading |
372.56 m a.s.l.
18.01.1955
|
372.30 m a.s.l.
24.02.1958
|
372.22 m a.s.l.
01.03.1958
|
372.08 m a.s.l.
24.04.1975
|
372.43 m a.s.l.
07.05.2015
|
372.73 m a.s.l.
29.06.1970
|
372.80 m a.s.l.
20.07.1951
|
372.63 m a.s.l.
01.08.1951
|
372.68 m a.s.l.
04.09.1944
|
372.55 m a.s.l.
19.10.1944
|
372.78 m a.s.l.
26.11.1944
|
372.60 m a.s.l.
01.12.1944
|
Minimum reading |
371.36 m a.s.l.
31.01.1949
|
371.09 m a.s.l.
28.02.1949
|
371.02 m a.s.l.
08.03.1949
|
371.04 m a.s.l.
01.04.1949
|
371.40 m a.s.l.
01.05.1944
|
371.63 m a.s.l.
01.06.1957
|
371.97 m a.s.l.
02.07.1943
|
372.03 m a.s.l.
07.08.1989
|
372.00 m a.s.l.
30.09.1972
|
371.90 m a.s.l.
06.10.1972
|
371.84 m a.s.l.
30.11.1962
|
371.60 m a.s.l.
31.12.1948
|
Annual mean
Highest
372.18 m a.s.l.
1977
Lowest
371.78 m a.s.l.
1949
Mean
372.05 m a.s.l.
Total period
Station information

- Station altitude
- 372 m a.s.l.
- Catchment size
- 7999 km2
- Mean catchment altitude
- 1659 m a.s.l.
- Glacial area
- 7.200%
- Station coordinates
- 2'524'982 / 1'148'505
Data availability
- Water level
- 1930 - today