The best running trails around Lac de Mauvoisin

The running routes around Lac de Mauvoisin are primarily challenging and designed for experienced trail runners. All 12 routes listed in this guide are rated as difficult, featuring significant elevation changes and high-alpine terrain. For example, the Lac de Tsofeiret – Col de Tsofeiret loop covers 21.1 km with nearly 1000 meters of ascent.

Runners will encounter a dramatic high-alpine landscape, including views of glacier-covered peaks like the Grand Combin massif. The impressive Mauvoisin Dam, Europe's highest arch dam, is a prominent feature. Many trails lead along the stunning turquoise glacial lake and often incorporate former construction tunnels and galleries, offering a unique experience. You might also spot alpine wildlife such as chamois, marmots, and ibex.

Due to the demanding nature of the terrain, Lac de Mauvoisin is not typically known for easy, family-friendly jogging paths. The routes are generally challenging with steep climbs and descents. While some sections might be walkable for families with older, experienced hikers, dedicated easy running trails suitable for young children are not common in this high-alpine environment.

The wild landscape around Lac de Mauvoisin is part of Switzerland's second-largest nature reserve. While dogs are generally permitted on hiking trails in Switzerland, it's always advisable to keep them on a leash, especially in areas with wildlife or near grazing animals. Given the challenging terrain, ensure your dog is fit enough for strenuous alpine runs.

The best time for running around Lac de Mauvoisin is typically during the summer months, from late June to early October, when the trails are free of snow and the weather is most favorable. Outside of this period, conditions can be very challenging due to snow, ice, and colder temperatures, making many routes inaccessible or dangerous for running.

Yes, many of the routes around Lac de Mauvoisin are circular, allowing you to start and finish at the same point, often near the Mauvoisin Dam. Examples include the challenging Col des Otanes loop (10.9 km) and the shorter Le Chantier d'Elmer loop (6.9 km), both starting from Barrage de Mauvoisin.

Public transport access to Lac de Mauvoisin is possible, typically via post bus services. These services often connect from larger towns in the Val de Bagnes region to the Mauvoisin Dam. It's recommended to check the current post bus schedules in advance, as services may be seasonal or less frequent, especially outside of peak summer months.

Yes, parking is generally available near the Mauvoisin Dam, which serves as a common starting point for many of the running and hiking trails. However, during peak season, spaces can fill up quickly, so arriving early is advisable.

Over 290 runners have used komoot to explore Lac de Mauvoisin's varied terrain. They frequently praise the breathtaking high-alpine scenery, the unique experience of running through tunnels and galleries, and the impressive views of the Mauvoisin Dam and the glacial lake. The challenging nature of the routes is also a draw for those seeking a demanding trail running experience.

Yes, some longer trails in the region lead to welcoming mountain huts, such as Cabane Chanrion. These huts offer opportunities for rest, refreshments, and even overnight stays, which can be beneficial for longer excursions or multi-day trail running adventures. Always check their opening times in advance.

Generally, no specific permits are required for recreational running or hiking on the established trails around Lac de Mauvoisin. However, as the area is part of a nature reserve, it's important to respect local regulations, stay on marked paths, and practice Leave No Trace principles to protect the fragile alpine environment.

The running paths around Lac de Mauvoisin feature varied and often rugged high-alpine terrain. You can expect a mix of rocky trails, gravel paths, and sometimes narrow singletracks. Many routes involve steep ascents and descents, and some sections may lead through tunnels or along exposed mountain sides, requiring good footing and appropriate trail running footwear.