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Road cycling routes

Pays de la Loire

Châteaubriant-Ancenis

Grand Réservoir de Vioreau – Lake Vioreau loop from Nort-sur-Erdre

Road cycling routes

Pays de la Loire

Châteaubriant-Ancenis

Grand Réservoir de Vioreau – Lake Vioreau loop from Nort-sur-Erdre

Moderate

11

riders

Grand Réservoir de Vioreau – Lake Vioreau loop from Nort-sur-Erdre

03:47

89.2km

600m

Road cycling

Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is accessible with public transport.

Last updated: November 7, 2026

Tips

The surface along some of this route may not be suitable

Some segments of your route comprise a surface that may not be suitable for your chosen sport.

After 14.3 km for 385 m

After 15.3 km for 279 m

Waypoints

A

Start point

Train Station

1

2.72 km

Ford crossing

Highlight • Bridge

Ford or footbridge for the less daring

Translated by Google •

Tip by

2

5.24 km

Smooth Gravel Path

Highlight (Segment) • Trail

you can also ride with your roadbike, if you're not afraid a little dust

Tip by

3

11.4 km

Viewpoint over Joué-sur-Erdre

Highlight • Structure

From the bridge, you can enjoy a beautiful, unobstructed view of the Saint-Léger-de-Joué church, punctuated by the sound of the river. The bridge and washhouse date back to the 13th century.

Translated by Google •

Tip by

4

14.5 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.

Translated by Google •

Tip by

5

15.4 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 …

Translated by Google •

Tip by

6

15.5 km

Lake Vioreau

Highlight • Lake

Largest reservoir in the Loire-Atlantique department with an area of 200 hectares. It enables the Nantes-Brest Canal to be supplied with water via the supply canal. It is owned by the Loire-Atlantique Department under the direction of the Maritime Service.

Translated by Google •

Tip by

7

16.7 km

West bridge at Lac de Vioreau

Highlight • Lake

A quiet deck with stunning views of the lake. A great place to take a break from your run and take in the scenery.

Translated by Google •

Tip by

B

89.2 km

End point

Train Station

Way Types & Surfaces

Way Types

81.8 km

4.51 km

1.58 km

797 m

340 m

273 m

< 100 m

Surfaces

84.9 km

3.72 km

512 m

152 m

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Elevation

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

Highest point (80 m)

Lowest point (10 m)

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Weather

Powered by Foreca

Wednesday 11 November

13°C

7°C

49 %

Additional weather tips

There’s a fairly high chance of rain. Consider packing a waterproof jacket.

to get more detailed weather forecasts along your route

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