Mansarde-Rancée, Martinique, French West Indies

2-stage Vertical Flow Constructed Wetland for the treatment of raw domestic sewage (French system) for 1360 people-equivalent adapted to the local resources and climate with UV tertiary treatment.

Additional Info

  • In operation since: 2012
  • Type of wastewater treated: Domestic
  • Hydraulic load: 204 m³/day
  • Organic load (PE): 1360 PE
  • Organic design load (kg BOD/day): 82
  • Location: Mansarde-Rancée
  • Client: Municipality
  • Stage 1 type: French system
  • Stage 1 surface area (m²): 680
  • Stage 2 type: Vertical flow, unsaturated
  • Stage 2 surface area (m²): 680
  • Needs:

    Reduced footprint, denitrification, environmental-friendly solution 

  • Solution:

    2-stage vertical flow constructed wetlands  (French system)adapted to the tropical conditions, followed by a tertiary UV treatment 

  • Benefits:

    A cost-effective treatment plant well integrated into the landscape, using local resources. Outlet quality guarantee : SS 30 mg/l, COD 125 g/l, BOD5 20 mg/l, TKN 8 mg/l, Escherichia Coli 103

    Design : Epur Nature. Established : 2012.

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