Septage treatment plant of Nègrepelisse with reed bed filters and reuse of the treated leachates to irrigate a Short Rotation Coppice. Capacity : 3500 septic tanks or 11000 m3/year equivalent to 131 T of SS/year. Designed and built by Epur Natur.
Septage treatment plant of Nègrepelisse
- In operation since: 2013
- Type of wastewater treated: Sludge: waste-water
- Hydraulic load: m³/day
- Organic load (PE): PE
- Location: Nègrepelisse, Departement of Tarn-et-Garonne (France)
- Client: Syndicat des Déchets du Tarn et Garonne
Environmental-friendly solution for the treatment of septage coming from 3500 on-site sanitation units on the north-eastern part of the departement.
The solution is combining a septage discharge unit, an aerated storage tank, reed beds filters, a storage tank with filtration unit before reuse of treated leachates on a short rotation coppice.
The solution provided is simple, cost-effective and reliable. It has many advantages such as landscape preservation, sustainable development. The treated leachates is spread on a tree plantation (5ha)operated as a Short Rotation Coppice whose wood production feeds a communal heating system.