43,025

Equivalent Population

Located in Seville

General Information

  • Project: WWTP Mairena and Viso.
  • Entity: EMASESA.
  • Location: Mairena and Viso del Alcor, Seville. Spain.
  • Design flow: 9,220 m3/day.
  • Population: 43,025 inhabitants

Key points - treatment

  • Pre-treatment: Large particle screens, sifting, desander, sand classifier, deoiler and influent flow metre
  • Secondary treatment: Biological treatment of active sludge with nitrification-denitrification and stabilisation of sludge. O2 input / Mud recirculation / Sedimentation
  • Mud treatment: Thickener
  • Miscellaneous: Deodorising

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