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.

20 years old French system serving 200 p.e. in the Lyon area

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. 

Resolis: Two 200m2 horizontal subsurface flow wetlands operated in paralell treating 10m3/d of secondary sewage.

-          Adapted „French system“ for a nursing home,  Hogar de Ancianos Sta. Ana y San Joaquín y Asociación Ayuda Me Perú

-          All treated wastewater is reused for irrigation of agricultural used area

-          The 2 staged wetland system treats the domestic effluent of 55 residents and employees

-          The pre-treatment is carried out on the surface of an planted, vertical flowed gravel bed wetland with 2 charging points, used alternately (2 and 2 days) 

-          The post-treatment is carried out in an planted vertical flowed sand bed wetland with 4 divisions to maintain always the biologically activity in all parts of the wetland  

 

Design, Construction and Operation and mantainmance by Rotaria del Perú, online monitoring by SCADAweb

Vertical flow wetland, 75 PE for an ecological housing project in Arnhem, the Netherlands.

Llanfair PG: A 440 m2, vertical flow reed bed treating 55m3/d of domestic effluent from a residential education centre.

Aerated wetland at nursery home in Belgium

A horizontal subsurface flow constructed wetland treating the wastewater from a housing scheme in the tropical island of Mayotte 

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

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