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Well / borehole sanitary zone
Water source

Well sanitary protection zone: how many metres

France

At least 35 m from a declared drinking-water intake (on-site sanitation rule).

Distances and rules

Around a drinking-water source you may not place contamination sources. The zone protects the water from septic systems, toilets, compost and chemical stores.

To on-site sanitation At least 35 m from a declared water intake France — Order of 7 Sept 2009 (on-site sanitation), Art. 4

Important limitation

This is a planning aid, not a legal opinion. Before construction, check the local land-use rules, easements, the network/utility operator’s requirements and neighbour buildings.

Sources