Hydro-ecological area

Updated on 26/10/2022
Sens technique

Homogeneous area in terms of geology, topography and climate. This is one of the main criteria used in typology and delimitation of surface water bodies. Continental France can be divided into 21 major hydro-ecological areas.

According to the Ministry for the Environment and OFB
Thématiques associées
Review status
Soumis au comité de relecture.