Swiss glaciers 1850–2100

Unnamed glacier B60-24

IceIce lost since 1850This glacier

Past extents come from the Swiss Glacier Inventories of 1850, 1931, 1973 and 2016. Future extents are illustrative: each glacier’s projected area (OGGM, median of CMIP6 climate models) is removed from its lowest ice upward. About the scenarios. This glacier has no model run of its own; its future follows the typical path of glaciers its size.

Inventory 0.268km² Area in 2016 · ±0% compared with 2016
Area 20160.27km²388th largest
Elevation3,551–4,126mmedian 3,836 m
Length0.5kmfaces north-east
1850 ice body15.1km²now 6 glaciers
Thinning 2013–2024−4maverage surface lowering

Unnamed glacier B60-24 is one of 1,400 glaciers in Switzerland, covering 0.27 km² in the canton of Valais. Its ice spans 3,551 to 4,126 m and faces north-east. Its meltwater drains to the Rhône and on to the Mediterranean. In 1850 it was part of a larger ice body of 15.1 km², which has since split into 6 glaciers covering 11.4 km² in 2016 (−25%). Between 2013 and 2024 its surface dropped by 4 m on average. No glacier model run exists for it; on the map it follows the typical path of glaciers its size.

Measured

The record

Thinning since 2013

Average change in surface height, from comparing elevation models made from maps, aerial images and laser scans.

−5 m−4 m−3 m−2 m−1 m0 m201520202025−4 m
GLAMOS Swiss Glacier Volume Change, release 2025.
Profile

Facts

Area over time

185015.135 km²193113.977 km²19736.752 km²20160.268 km²2050 · SSP2-4.50.000 km²2100 · SSP2-4.50.000 km²

Past areas are the ice body this glacier belonged to at the time. Projections: OGGM median, SSP2-4.5.

SGI id
B60-24
Canton
Valais
River
Rhône → Mediterranean
Basin
Anniviers & Turtmann
Location
46.1205° N, 7.7209° E · swisstopo map
Elevation
3,551–4,126 m, median 3,836 m
Slope, aspect
46°, north-east
Debris cover
none mapped
Inventory image
2016
In 1850 joined with
Chanzilti, Turtmanngletscher zentral, Stierbärg, Turtmanngletscher S 1, Turtmanngletscher S2
Sources

Sources

  1. Linsbauer et al. (2021). The new Swiss Glacier Inventory SGI2016. Frontiers in Earth Science 9. doi.org/10.3389/feart.2021.704189
  2. Mannerfelt et al. (2022). Halving of Swiss glacier volume since 1931 observed from terrestrial image photogrammetry. The Cryosphere 16. doi.org/10.5194/tc-16-3249-2022
  3. GLAMOS – Glacier Monitoring Switzerland. www.glamos.ch

Relief: swisstopo swissALTIRegio. 1850 and 1973 outlines: Maisch et al. (2000), Müller et al. (1976), Paul (2004). Length, mass balance and volume change: GLAMOS releases 2025. All sources and methods.

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