One stage of reed beds fed with raw sewage assures primary and secondary treatment for 1200 People Equivalent, followed by a trickling filter for polishing and nitrification. A tertiary UV treatment enables a pathogens removal by 4 U log.

Bobbingworth: A 560m2, surface flow reed bed treating 30m3/d of iron loaded landfill leachate 

Two vertical flow wetlands. One is a circulation system treating the pond water. The other treats the wastewater from the outside toilets

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

Client: Skive Municipality

Location: Skive, Denmark

Established: 1998 

Number of basins: 18

Sludge type: Activated sludge

Sludge volume: 1,375 tonnes DS/year

PE, amount: 123,000

 

At Escurolles, in central France (Allier), a reed bed fed with raw sewage assures primary and secondary treatment for 705 PE , followed by a tricking filter for polishing and nitrification 

Metz –park of the Seille : collecting and treating stormwater from an adjacent new housing development area inside a 20 ha urban park  and renaturation of the river Seille, flowing along the park.

 

 

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. 

Saint Bonnet le Froid : a 900 m², vertical flow reed bed (French system) plus a 600 m² second stage unsaturated vertical flow red bed for the treatment of  domestic effluent from a village with variable population.