Two constructed wetlands at Warsco Genk treat the run-off from 1 ha pavement and the cleaning water from a washing street for temporary units.

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

Aerated wetland for a hotel in Antwerp, Belgium

The two stage reed bed system at Aumont (500 PE), in the French Jura mountains meets stringent discharge standards in phosphorous removal through a third stage filtration with reactive media

Mayfield: A 2.1 hectare, 12  bed aerated horizontal system treating airport run off contaminated with glycol based antifreeze.

A 10 years old CW multistage system (5 stages: Imhoff+HF+VF+HF+FWS) treating the municipal wastewater for a town of 3500 inhabitants.

Aerated wetland of 360 m², treating the sanitary waste water from an elementary school.

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

In 2001, IRIDRA managed the design of a constructed wetlands system for the wine-producing firm “Tenuta dell’Ornellaia”, Leghorn, Italy. The system consists of vertical flow constructed wetlands (SFS-v) as a first stage followed by a second SFS-h stage with recirculation to the first stage and then by a single FWS. It treats wastewater from the firm, which allows water to be reused for irrigation

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