Dammastock
🏔️ Overview
Dammastock is a heavily glaciated mountain rising to 3,630 meters (11,909 feet) in the heart of the Swiss Alps. It is the highest summit in the Urner Alps, the highest point in the canton of Uri, and one of the most prominent mountains in Switzerland.
The mountain stands on the border between the cantons of Uri and Valais, overlooking the upper Rhône Valley to the west and the remote Göscheneralp region to the east. Its broad western slopes merge into the Rhône Glacier, while its eastern side falls more steeply toward the crevassed Damma Glacier.
Although the normal route is not considered highly technical under good conditions, Dammastock is not a conventional hiking summit. Every standard ascent involves glacier travel, crevasse hazards, rapidly changing mountain weather, and a long day at high altitude. The mountain is therefore best suited to experienced alpinists or climbers accompanied by a qualified guide.
⚡ Fast Facts
| Fact | Details |
|---|---|
| Continent | Europe |
| Country | Switzerland |
| State/Province | Cantons of Uri and Valais |
| County/Region | Göschenen in Uri and Obergoms in the Goms region of Valais |
| Mountain Range | Urner Alps, part of the Alps |
| Massif | Winterberg massif, also known locally as the Dammakette |
| Parent Peak | Studerhorn under current prominence calculations; some references list Oberaarhorn |
| Elevation | 3,630 meters / 11,909 feet |
| Prominence | Approximately 1,466–1,468 meters / 4,810–4,816 feet |
| Isolation | Approximately 21.6–21.7 kilometers / 13.4–13.5 miles |
| Nearest Higher Neighbor (NHN) | Bärglistock, approximately 21.7 kilometers west |
| Key Col | Grimsel Pass, approximately 2,163–2,164 meters |
| Coordinates | 46.6434° N, 8.4211° E |
| First Ascent | July 28, 1864, by Albert Hoffmann-Burkhardt with guides Johann Fischer and Andreas von Weissenfluh |
| Easiest Route | RhĂ´ne Glacier and west flank glacier route |
đź“Ť Location
Dammastock stands along the border between Uri and Valais in south-central Switzerland. Its summit ridge divides the municipality of Göschenen on the Uri side from Obergoms on the Valais side.
The mountain occupies the highest portion of the Winterberg massif, a rugged chain running north from the Furka Pass region. This chain is sometimes called the Dammakette, or Damma Chain, after its dominant summit.
Three major glacial systems surround the mountain:
- The RhĂ´ne Glacier spreads across its western side.
- The Damma Glacier descends beneath its steep eastern face.
- The Trift Glacier lies farther north beyond the neighboring peaks.
The summit also stands close to an unusual geographical junction. Near Eggstock, north of Dammastock, the cantons of Bern, Uri, and Valais meet at a three-canton boundary point.
Access to the normal route usually begins near the Furka Pass road and the historic Belvédère area above the Rhône Glacier. Eastern approaches begin in the Göscheneralp valley and commonly use the Dammahütte as a base.
đź“Ź Elevation & Prominence
Dammastock has a traditional mapped elevation of 3,630 meters, although high-resolution Swiss elevation data place the summit at approximately 3,630.7 meters. Depending on rounding conventions, it may therefore appear as either 3,630 or 3,631 meters in different databases.
Its topographic prominence is similarly reported as approximately 1,466 to 1,468 meters. The slight variation comes from differences in summit and saddle measurements rather than disagreement over the mountain’s general importance.
Dammastock’s key col is the Grimsel Pass, which separates the Urner Alps from higher terrain in the Bernese Alps. Its considerable prominence makes it one of Switzerland’s most topographically significant summits.
The mountain has an isolation of roughly 21.7 kilometers. The nearest higher terrain occurs toward Bärglistock, a 3,655-meter summit west of Dammastock.
Dammastock falls only about three dozen meters short of the 1,500-meter prominence required to qualify as an ultra-prominent peak.
🪨 Geology
Dammastock is part of the Aar Massif, one of the major crystalline basement massifs exposed within the Swiss Alps. Its rocks record a geological history that began long before the modern Alpine mountain chain formed.
The wider region contains ancient gneisses, schists, amphibolites, granites, and granodiorites. Some of these metamorphic basement rocks experienced several cycles of burial, deformation, heating, and uplift. They were later intruded by granitic magmas during the late stages of the Variscan mountain-building period roughly 300 million years ago.
The much younger Alpine orogeny compressed and uplifted this older European crust as tectonic plates converged. Faulting, folding, metamorphism, and gradual exhumation brought the resistant crystalline rocks toward the surface.
Glaciers subsequently sculpted the landscape into its modern form. Repeated periods of glaciation widened valleys, polished bedrock, deepened basins, and sharpened the mountain’s ridges. Frost weathering continues to break the exposed summit rock into the angular blocks and slabs visible today.
Dammastock is therefore not simply a product of one mountain-building event. Its rocks preserve an ancient geological foundation that was reworked and raised during the formation of the Alps.
🌿 Flora & Fauna
The summit and upper glacial slopes of Dammastock are too cold and exposed to support substantial plant life. Snow, ice, bare rock, and unstable debris dominate the highest elevations.
Hardy lichens and mosses can survive on sheltered rocks below the summit. Farther down, where the growing season is longer, alpine grasses and low cushion plants appear among moraine deposits and rocky meadows.
Wildlife is more abundant around the surrounding valleys and lower ridges. Animals found in the wider Urner Alps may include:
- Alpine ibex
- Chamois
- Alpine marmots
- Snow voles
- Mountain hares
- Golden eagles
- Alpine choughs
- Rock ptarmigan
Many species move between elevations as snow cover and food availability change. Marmots retreat into long winter hibernation, while chamois and ibex often descend toward less exposed slopes during severe weather.
Glacial retreat is gradually transforming habitats around the mountain. Newly exposed ground is initially colonized by microorganisms, lichens, mosses, and pioneer plants before more complex alpine communities become established.
🥾 Hiking & Climbing Routes
RhĂ´ne Glacier and West Flank
The normal route begins near the Belvédère area on the Furka Pass road and crosses the Rhône Glacier toward Dammastock’s western flank.
Climbers normally travel roped and use crampons while navigating the glacier. The route may leave the ice temporarily to avoid a heavily crevassed section before returning to the upper glacier basin. From there, relatively gentle snow and ice slopes lead toward the rocky summit.
The route is often graded F, or easy, on the Alpine climbing scale under favorable conditions. That grade can be misleading, however. The climb is extremely long, and crevasses, soft snow, exposed glacier ice, rockfall, poor visibility, and changing access conditions can greatly increase its difficulty.
East Ridge from DammahĂĽtte
The east-ridge route begins from the Dammahütte, situated at approximately 2,439 meters above the Göscheneralp valley.
This is a more technical combined alpine climb involving glacier travel, a narrow snow or firn crest, and multiple pitches of rock climbing. The rock sections are commonly described as reaching approximately UIAA grade III or around French 3b.
Climbers may descend by the same ridge or continue across the RhĂ´ne Glacier toward the Furka Pass side, depending on conditions and transportation arrangements.
Spring Ski Tour
Dammastock is a popular ski-mountaineering objective when the RhĂ´ne Glacier has suitable snow coverage. Skis can make the long glacier approach and descent considerably faster than traveling entirely on foot.
The route is still a serious high-alpine undertaking. Avalanche conditions, crevasses, glacier navigation, weather, and the seasonal opening of the Furka Pass road must all be considered.
Hiking Near Dammastock
There is no ordinary marked hiking trail to the summit. Non-climbers can instead explore trails around the Göscheneralp valley, Furka Pass, Grimsel Pass, and viewpoints overlooking the Rhône Glacier.
🏔️ Field Guide Tip: Do not interpret the normal route’s “easy” alpine grade as meaning it is safe for ordinary hikers. A rope, crampons, ice axe, glacier-rescue equipment, navigation skills, and experience traveling through crevassed terrain are essential.
🌤️ Best Time to Visit
The most suitable season depends on the type of ascent.
Spring and early summer are favored for ski touring, particularly when a continuous snowpack covers the RhĂ´ne Glacier. Timing varies each year according to snowfall, temperature, glacier conditions, and the opening of the Furka Pass road.
Mid-summer through early autumn is the principal season for mountaineering on foot. July, August, and early September often provide the most practical access, but warmer conditions can expose crevasses and increase rockfall.
An early-season climb may offer stronger snow bridges but deeper snow. A late-season climb may provide firmer rock and clearer ridges while also producing more complicated glacier navigation.
High winds, snowfall, fog, and freezing temperatures can occur even during summer. As explained in How Mountains Affect Weather, conditions at high elevations may differ dramatically from those in nearby valleys.
Before attempting the mountain, climbers should consult current route reports, glacier information, hut staff, and professional guides.
🧠Nearby Mountains & Attractions
Schneestock
Schneestock rises immediately north of Dammastock and reaches approximately 3,608 meters. The two summits are separated by the Dammajoch and form the highest section of the Winterberg massif.
Galenstock
Located southeast of Dammastock, Galenstock is another major glaciated summit above the RhĂ´ne Glacier. Its normal route is generally more technical than the standard Dammastock ascent.
Sustenhorn
Sustenhorn is one of the best-known high peaks of the Urner Alps. Its broad snow-covered summit is a popular mountaineering and ski-touring objective.
RhĂ´ne Glacier
The RhĂ´ne Glacier is the source area of the RhĂ´ne River, which flows through Valais, enters Lake Geneva, crosses southeastern France, and eventually reaches the Mediterranean Sea.
The glacier has retreated substantially, but it remains one of the most accessible and historically important glaciers in the Swiss Alps.
Furka Pass
Furka Pass connects the upper RhĂ´ne Valley with the Andermatt region. The seasonal mountain road provides dramatic views of the RhĂ´ne Glacier and surrounding peaks.
Grimsel Pass
Grimsel Pass lies west of the Dammastock massif and forms the mountain’s key col. The pass is known for its granite landscapes, reservoirs, historic travel routes, and access to the eastern Bernese Alps.
DammahĂĽtte
The Dammahütte occupies a remote position above the Göscheneralp valley. The building was originally constructed for the Swiss National Exhibition in Bern in 1914 before being dismantled, transported into the mountains, and reassembled at its present location.
đź’ˇ Fun Facts
- Dammastock is the highest mountain in the canton of Uri.
- It is also the highest summit in the entire Urner Alps.
- The mountain is widely described as the highest point in Central Switzerland.
- Its first recorded ascent took place on July 28, 1864.
- Dammastock stands on the watershed between the Rhine and RhĂ´ne drainage systems. Water from opposite sides of the mountain eventually reaches different seas.
- The Rhône Glacier covers much of the mountain’s gentler western side, while the eastern slopes fall much more steeply toward the Damma Glacier.
- Dammastock’s prominence is just below the threshold required for classification as an ultra-prominent mountain.
- The summit panorama can include major peaks of the Bernese, Pennine, Lepontine, and Glarus Alps when visibility is exceptional.
âť“ Frequently Asked Questions
How high is Dammastock?
Dammastock has a traditional elevation of 3,630 meters (11,909 feet). High-resolution elevation data measure the summit at approximately 3,630.7 meters.
Where is Dammastock located?
The mountain stands on the border between the cantons of Uri and Valais in south-central Switzerland. It is part of the Urner Alps.
Is Dammastock the highest mountain in Uri?
Yes. Dammastock is the highest point in the canton of Uri.
Can Dammastock be climbed without technical equipment?
No. Even the easiest route crosses a crevassed glacier. Climbers need appropriate glacier equipment and the knowledge required to use it safely.
What is the easiest route up Dammastock?
The normal route crosses the Rhône Glacier from the Furka Pass side before ascending the mountain’s western snow and ice slopes.
Is Dammastock suitable for beginner climbers?
It may be an appropriate introductory high-alpine summit for physically fit beginners traveling with an experienced guide. It is not suitable for untrained hikers attempting the route independently.
When was Dammastock first climbed?
The first recorded ascent was completed on July 28, 1864, by Albert Hoffmann-Burkhardt with mountain guides Johann Fischer and Andreas von Weissenfluh.
What is Dammastock’s nearest higher mountain?
The nearest higher neighbor is Bärglistock, located approximately 21.7 kilometers west of Dammastock.
Is there a hiking trail to the summit?
No standard hiking trail reaches the summit. All established routes are alpine mountaineering routes involving glaciers, snow, ice, or technical rock.
đź”— Related Articles
- Mountains in Switzerland
- Highest Mountains
- Famous Mountains
- What Is Mountain Prominence?
- Mountain Elevation vs. Prominence
- What Is a Parent Peak?
- What Is an Ultra-Prominent Peak?
- How Are Mountains Formed?
- Why Are Mountains Colder?
- The Ten Essentials for Hiking
đź“š Sources
- Swiss Alpine Club — Dammastock Route Portal
- Swiss Alpine Club — Via the Rhône Glacier and West Flank
- Swiss Alpine Club — Dammahütte
- Peakbagger — Dammastock
- Swisstopo — National Map 1:25,000
- Grimsel Test Site — Geology of the Grimsel Region
- Engelberg Mountain Guide — Dammastock East Ridge
- Dammastock — Wikipedia
