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Crynant: Two 1,200m2 vertical flow reed beds operated alternately to treat 3,400 m3/d of tertiary municipal waste water.

Large treatment wetland in the northwest of France, near the city of Le Mans,  treating 4000 PE and also large amounts of storm and drainage water. Zero surface water discharge in summer. 

Saint Germain sur Ille : a 500 PE waste stabilization pond boosted to 900 PE by addition of reed bed filters with high standards for phosphorus and total nitrogen removal.

Balhall: A two stage, 185 m2,Aerated saturated vertical flow reed bed system treating 5 m3/d of settled, secondary sewage.

Vertical flow constructed wetland treating the sanitary wastewater from the border control office at Kallo (Antwerp, Belgium)

The municipal centralised treatment plant (a classic activated sludge technology) for the wastewater produced by the municipality of Jesi (Ancona province – central Italy) has been upgraded in the year 2002, with the realisation of a new “nitrification-denitrification” compartment and a hybrid Constructed Wetland as polishing stage. 

Pouembout : a 250 p.e. reed bed filter was created to replace a deficient waste stabilization pond.

Orelle (French Alps): a 1200 m², vertical flow reed bed (French system) plus a 800 m² second stage unsaturated vertical flow reed bed for domestic effluent under cold climate conditions.

 

A vertical flow reed bed (French system) and a vegetated polishing zone (surface flow wetland)  treating 117m3/d of domestic effluent from a village with variable population

The Orhei Constructed Wetland treatment plant, the biggest secondary treatment entirely based on CWs in the world

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