Population equivalent

Industrial water treatment

This ACCIONA purification plant treats wastewater from the municipalities of Santander, Astillero, Maliaño, Santa Cruz de Bezana, Liendres and Murieras.

The treatment of the facility includes high load biological treatment in the water line and sludge anaerobic digestion treatment and energy recovery by using the generated biogas.

General Information

  • Project: WWTP Santander.
  • Entity: Cantabria Government – Department of Environment and Land-use Planning.
  • Location: Santander (Cantabria). Spain.
  • Capacity: 194,400 m3/day.
  • Population equivalent: 428,294 inhabitants

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