Bielersee - Ligerz, Klein Twann 2208
Discharge and Water level
|
Water level
m a.s.l.
|
|
|---|---|
|
Last reading
04.11.2025 08:40
|
429.15
|
| 24hr mean | 429.17 |
| 24hr maximum | 429.19 |
| 24hr minimum | 429.15 |
Danger levels
Water level m a.s.l.
- 5 > 430.6
- 4 430.35 - 430.6
- 3 430.05 - 430.35
- 2 429.8 - 430.05
- 1 < 429.8
Graphs
Regarding alerts, the statements as interpreted in the natural hazard bulletin on www.natural-hazards.ch are authoritative. The hydrological forecasts shown are direct model outputs. Explanatory notes on forecast plots
Data and statistics
Key figures Water level
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Monthly mean | 429.03 m a.s.l. | 429.05 m a.s.l. | 429.20 m a.s.l. | 429.38 m a.s.l. | 429.46 m a.s.l. | 429.45 m a.s.l. | 429.44 m a.s.l. | 429.39 m a.s.l. | 429.30 m a.s.l. | 429.19 m a.s.l. | 429.07 m a.s.l. | 429.05 m a.s.l. |
| Maximum reading |
429.82 m a.s.l.
23.01.2018
|
429.73 m a.s.l.
17.02.1990
|
429.94 m a.s.l.
25.03.2001
|
430.15 m a.s.l.
10.04.2006
|
430.51 m a.s.l.
06.05.2015
|
430.21 m a.s.l.
22.06.1987
|
430.94 m a.s.l.
16.07.2021
|
430.88 m a.s.l.
10.08.2007
|
429.65 m a.s.l.
19.09.2006
|
429.62 m a.s.l.
16.10.1981
|
430.15 m a.s.l.
15.11.2023
|
430.44 m a.s.l.
13.12.2023
|
| Minimum reading |
428.70 m a.s.l.
18.01.2017
|
428.77 m a.s.l.
01.02.2017
|
428.84 m a.s.l.
01.03.1981
|
428.99 m a.s.l.
18.04.1999
|
429.13 m a.s.l.
10.05.2011
|
429.26 m a.s.l.
19.06.1989
|
429.25 m a.s.l.
09.07.2012
|
429.22 m a.s.l.
31.08.1981
|
429.11 m a.s.l.
29.09.2009
|
428.96 m a.s.l.
30.10.1985
|
428.81 m a.s.l.
30.11.2018
|
428.80 m a.s.l.
24.12.1985
|
Annual mean
Highest
429.33 m a.s.l.
1987
Lowest
429.16 m a.s.l.
2011
Mean
429.25 m a.s.l.
Total period
Station information
- Station altitude
- 434 m a.s.l.
- Catchment size
- 8236 km2
- Mean catchment altitude
- 1143 m a.s.l.
- Glacial area
- 2.100%
- Station coordinates
- 2'578'320 / 1'215'670