L'Avre traverse le marais de Longueau. D'une longueur de 66 km, il prend sa source dans la commune de Amy, à 81 m d'altitude, et se jette dans la Somme sur la commune, à 24 m d'altitude, après avoir traversé 31 communes. Les caractéristiques hydrologiques de l'Avre sont données par la station hydrologique située sur la commune. Le débit moyen journalier maximum est de 6,8 m3/s, atteint lors de la crue du 22 juin 2024. Le débit instantané maximal est quant à lui de 6,93 m3/s, atteint le même jour.

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About this map

Name: Longueau topographic map, elevation, terrain.

Location: Longueau, Amiens, Somme, Hauts-de-France, France métropolitaine, 80330, France (49.86252 2.34121 49.88282 2.37633)

Average elevation: 36 m

Minimum elevation: 18 m

Maximum elevation: 71 m

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🧴Waterproofing Spray - Restore the DWR coating on jackets and tents

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