Foia de Castalla

Small but complete activated sludge WWTP that provides service the villages of Castalla and Onil (Alicante), it includes nutrients removal system and UV disinfection system that enable high quality water used 100% for irrigation.

With a flow of 3000 m3/day, it is the main supplier of irrigation water for the Agriculture Association of Regantes Virgen de la Paz de Agost in the province of Alicante.

Type of treatment

Pre-treatment, Primary Settling, Biological activated sludge, Filtration using sand filters, UV disinfection.

Main features

Location: Castalla (Alicante) Spain

Equivalent population: 33.266

Capacity: 4.000 m3/day

Years: 4+4