Beautiful two stage French system treating the wastewater of a hamlet in the outskirts of Paris

  • 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

Peterborough: A 2,570m2 Horizontal sub-surface flow reed bed treating hydrocarbon loaded run-ff with peak flows of 1,420 m3/day.

Treatment of aerobically stabilized sewage sludge from an activated sludge plant (“extended aeration”) – 13 000 p.e.

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. 

Client: Helsinge Municipality

Location:Helsinge, Denmark

Established: 1996

Number of basins: 10

Sludge type: Activated sludge

Sludge volume: 630 tonnes DS/year

PE, amount: 40,000

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

Client: Greve Municipality

Location: Mosede, Denmark

Established: 1999

Number of basins: 10

Sludge type: Activated sludge

Sludge volume: 1,000 tonnes DS/year

PE, amount: 60,000