Port of Nort-sur-Erdre – Grand Réservoir de Vioreau loop from La Chapelle-sur-Erdre

France

Pays de la Loire

Nantes

La Chapelle-Sur-Erdre

Port of Nort-sur-Erdre – Grand Réservoir de Vioreau loop from La Chapelle-sur-Erdre

Hard

5.0

(1)

riders

Port of Nort-sur-Erdre – Grand Réservoir de Vioreau loop from La Chapelle-sur-Erdre

05:17

85.4km

490m

Gravel riding

Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.

Last updated: September 24, 2026

Waypoints

Start point

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10.0 km

A nice little corner of the countryside

Highlight • Other

A nice gravel path in the forest, wide enough for several bikes. Suitable for bikes with thicker tires, however if you have thinner ones there is a mark on the sides where there are fewer stones.

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18.1 km

Canal de Nantes à Brest

Highlight • River

Very rolling path, a little monotonous

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24.7 km

Port of Nort-sur-Erdre

Highlight • Other

Also known as "the Basin," this small marina is the main attraction in Nort-sur-Erdre. Water sports are also available here. There are restrooms with a tap next to the harbor …

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30.9 km

The Arcades of the Rigole

Highlight • Bridge

the arcades offer walks for all levels on foot or by bike

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34.6 km

Arcades of the Gué de la Roche

Highlight • Bridge

Picnic table below the aqueduct. The site of the ford on the Erdre is also charming (but impassable when I passed there).

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35.5 km

Arcades du Mesnil

Highlight • Other

First arcades coming from Joué sur Erdre or from the dam.

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41.2 km

Vioreau Reservoir Dam

Highlight • Monument

The Vioreau reservoir is the main water supply reservoir for the Nantes-Brest canal. The dam was built in 1835.

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41.7 km

Grand Réservoir de Vioreau

Highlight • Lake

The Grand Réservoir de Vioreau, located near Joué-sur-Erdre in the Pays de la Loire region, is an impressive body of water covering approximately 900 hectares. Originally built to regulate the …

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85.4 km

End point

Way Types & Surfaces

Way Types

32.2 km

26.6 km

11.6 km

9.06 km

5.81 km

246 m

Surfaces

35.1 km

31.8 km

15.2 km

2.98 km

421 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (70 m)

Lowest point (0 m)

Weather

Wednesday 21 October

17°C

10°C

95 %

Additional weather tips

Max wind speed: 22.0 km/h

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Comments

December 28, 2022,Gravel Nantes Nord - #EnjoyWinterOutside - clap de fin 2022

Part of the track borrowed from the ACC. Thank you 👍.
Fat paths. Strong wind on the way back...and to top it all off, a craving for the end. A demanding outing to end 2022.

2022 gravel report in 3 figures:
1980 kms, 17384 m D+, 108 hours

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