Malerischer Stausee Mattmark
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Mattmark Dam & Lake

4.7
·193 reviews·Saas-Almagell, Switzerland

An impressive artificial lake and dam set against dramatic alpine peaks, offering scenic hikes and a touch of historical mystery.

Highlights

Highlights

Must-see attractions

Social content

Social

From TikTok & Reddit

Best Time

Summer mornings

Clearer skies, fewer crowds

CrowdLow
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Malerischer Stausee Mattmark

Mattmark Dam & Lake

Best Time

Summer mornings

Clearer skies, fewer crowds

CrowdLow
Highlights

Highlights

Must-see attractions

An impressive artificial lake and dam set against dramatic alpine peaks, offering scenic hikes and a touch of historical mystery.

4.7
(193 reviews)

"A beautiful dam, lovely walk around the outside and a very interesting piece of geography!"

Vertical photo
TIP

🧥 Pack Warm Layers

It's chilly up here! Bring a sweater or jacket, even on sunny days.

👟 Comfortable Walking Shoes

Essential for the scenic loop trail around the lake.

Third hero image

Quick Facts

Rating

4.7 · 197 reviews

Type

Lake

Highlights

Discover the most iconic attractions and experiences

Mattmark Dam

Mattmark Dam

The dam itself

An impressive feat of engineering, this massive dam creates a stunning artificial lake.

Shoreline Loop Trail

Shoreline Loop Trail

Around Mattmarksee

An easy, scenic walk with breathtaking alpine views and glimpses of the glacier.

Alpine Scenery

Alpine Scenery

Surrounding peaks

Majestic mountains like the Dom and Weissmies provide a dramatic backdrop to the lake.

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Planning Your Visit

Dress for Alpine Weather

Even in summer, Mattmark Dam & Lake is at a high elevation (2191m). Pack layers, including a sweater or warmer jacket, as temperatures can drop quickly. Wind and changing weather are common.

Embrace the Hike

The loop around the reservoir is a highlight, offering stunning views. While generally easy, wear comfortable shoes suitable for uneven terrain. Consider the full loop for the best experience.

Best Times

When
Summer mornings
Why
Clearer skies, fewer crowds
Crowd
Low
When
Late afternoon
Why
Golden hour light on peaks
Crowd
Medium

Insider Tips

from TikTok, Instagram & Reddit

The Mattmark Dam in the Saas Valley 🇨🇭 is one of Switzerland’s most impressive hydro-engineering projects. ✨ Completed in 1967 ✨ Height: 120 m / 394 ft ✨ Length: 780 m / 2,560 ft ✨ Reservoir capacity: 100 million m³ ✨ Built for hydroelectric power ⚡️ ✨ At the time of completion, it was the largest earth-fill dam in Europe 🌍 #Switzerland #Mattmark #SaasValley #Hydropower #SwissAlps #view #nature #...
natureinpurestform
759 likes • 29K views

🧥 Pack Warm Layers

It's chilly up here! Bring a sweater or jacket, even on sunny days. Reddit

👟 Comfortable Walking Shoes

Essential for the scenic loop trail around the lake. Reddit

Mattmark dam
kachyasogwa
22 likes • 222 views
Did you know, that 📍Mattmark reservoir - used to generate electricity- is Europe’s largest earth dam? Although this lake, located in the 📍Saas Valley in the Canton of Valais is idyllic and romantic, its history is actually not. Did you know, that Mattmark - initially a glacial lake - broke its banks over and over again, devastating the Valley? 😧There have been at least 25 outbreaks documented in...
kasia.in.zurich
1.4K likes • 50.8K views

📸 Capture the Views

The dramatic dam and mountain scenery are incredibly photogenic. Reddit

☕ Refuel at the Restaurant

Enjoy a meal or coffee with a view after your walk. Reddit

Happy Monday .. Hiking the Saas Fee Glacier Trail from the Britannia Hutte to the Mattmark Dam over the Hohlaubgletscher. #hohlaubgletscher #britanniahütte #britanniahütte #mattmarksee #wilspics #wilsholidays #mattmarkseedam #mattmark
wil.cunningham1
269 likes • 642 views

Tips

from all over the internet

🧥 Pack Warm Layers

It's chilly up here! Bring a sweater or jacket, even on sunny days. Reddit

👟 Comfortable Walking Shoes

Essential for the scenic loop trail around the lake. Reddit

📸 Capture the Views

The dramatic dam and mountain scenery are incredibly photogenic. Reddit

☕ Refuel at the Restaurant

Enjoy a meal or coffee with a view after your walk. Reddit

What Travellers Say

4.7
(193 reviews)

Reviews Summary

Visitors are consistently impressed by the dramatic scale of the Mattmark Dam and the stunning alpine scenery surrounding the artificial lake. The easy shoreline loop trail is a major highlight, offering beautiful views and a pleasant walking experience. Some mention the historical intrigue of the dam, adding another layer to the visit.

"This place has mystery in it's aura - winds, colours, lightning 🌿
Mattmarksee, also known as Stausee Mattmark, is an impressive artificial lake created by the Mattmark Dam. Nestled at an elevation of 2191 m, it is one of the highest reservoirs in Europe and plays a crucial role in hydroelectric power generation.
The lake is surrounded by stunning alpine scenery, with majestic peaks like the Dom and Weissmies providing a breathtaking backdrop."

Iryna Kabanchuk

"Beautiful dam, lovely walk around the outside and a very interesting piece of geography!"

Izzy Powell

"Very beautiful, easy going walk around the Mattmarksee. Lots of beautiful nature to enjoy incl. animals.
Take into account : it can be chilly/cold(er) up there so make sure to bring along a sweater or warmer clothing."

Pascale S.

What People Like

Impressive dam scale
Beautiful alpine scenery
Scenic loop trail

What People Dislike

Can be chilly

Frequently Asked Questions

🚇 🗺️ Getting There

Mattmark Dam & Lake is accessible by car via a scenic mountain road from Saas-Almagell. Parking is available near the dam. Public transport options might involve buses to Saas-Almagell and then a local connection or walk.

Yes, there is parking available near the dam, which is convenient for accessing the lake and trails. It can get busy during peak season.

You can take a bus to Saas-Almagell and then potentially a further bus or enjoy a longer walk to reach Mattmark Dam & Lake. Check local bus schedules for the most up-to-date information.

The road is a well-maintained mountain road, offering beautiful views as you ascend. It's generally suitable for most vehicles, but drive cautiously.

🎫 🎫 Tickets & Entry

No, entry to the Mattmark Dam and the surrounding area is generally free. You can walk around the lake and admire the dam without purchasing a ticket.

The area is typically accessible year-round, though road conditions in winter can vary. The restaurant and any visitor facilities will have specific operating hours.

The hiking trails around Mattmarksee are public and do not require an entrance fee. Enjoy the natural beauty at your leisure.

Information on guided tours, especially regarding the dam's history or hydroelectric functions, may be available. It's best to check with local tourist information centers or the dam's operating authority.

🎫 🧭 Onsite Experience

You can walk the scenic loop trail around the lake, admire the impressive dam, enjoy the alpine scenery, and visit the local restaurant. There's also historical significance related to WW2 smuggling routes. Reddit

The loop around Mattmarksee is approximately 5-7 km and can take about 1.5 to 2 hours to complete at a leisurely pace, depending on how often you stop for photos. Reddit

The shoreline loop is generally considered an easy to moderate walk. The path is well-maintained but can be uneven in places. Reddit

Yes, visitors often report seeing animals in the natural surroundings of Mattmarksee. Reddit

Mattmark Dam is a significant hydroelectric power generation facility. It also has a more mysterious past, with mentions of hidden corridors used during WW2. Reddit

🍽️ 🍽️ Food & Dining

Yes, there is a restaurant located near the dam that offers food and drinks, providing a great spot to rest and enjoy the views. Reddit

The restaurant typically serves local Swiss cuisine and refreshments. It's a good place to try regional dishes after your walk.

Picnicking is usually permitted in designated areas around the lake, allowing you to enjoy your own food amidst the stunning scenery.

📸 📸 Photography

The dam itself, the reflections in the lake, the surrounding mountain peaks (Dom, Weissmies), and the winding trail offer numerous picturesque opportunities. Reddit

Early mornings often provide clear light and fewer people, while late afternoons offer beautiful golden hour lighting on the mountains. Reddit

A wide-angle lens is great for capturing the scale of the dam and landscape. A telephoto lens can be useful for distant mountain peaks. Don't forget a polarizing filter for vibrant skies and water.

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