The Orhei Constructed Wetland treatment plant, the biggest secondary treatment entirely based on CWs in the world
Two vertical flow wetlands. One is a circulation system treating the pond water. The other treats the wastewater from the outside toilets
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
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.
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
Intensified (aerated) wetland for wastewater treatment of 800 employees at the administrative center of a mining company, situated near Belo Horizonte, Brazil.
Conception: 2 Septic Tanks for pre-treatment, aerated wetland as main treatment and horizontal flow constructed wetland post treatment.
Wetland project and execution by Rotária do Brasil, Landscaping only execution by Rotária do Brasil.
A ten years old system treating the wastewater produced by a winery in Central Italy. Cecchi is a famous wine producer in Italy and the production is certified ISO14001; all the wastewater produced by the "bottling department", located in Castellina in Chianti, Province of Siena, is appropriately treated before to be discharged in a nearby stream by a multistage constructed wetland.