7,700

Equivalent population

Water supply for Sangüesa

DWTP that supplies the entire district of Sangüesa, including 15 integrated communities.

Bardenas canal and the Yesa dam through pressure pipes to raw water tank.

General Information

  • Project: WTP Yesa. 
  • Entity: Service Association of the district of Sangüesa. 
  • Location: Yesa (Navarra). Spain. 
  • Design flow: 5,760 m3/day. 
  • Population: 7,700.

Key points

Catchment:

 Bardenas canal and the Yesa dam through pressure pipes to raw water tank.

Treatment:

  • Mixing chamber. 
  • Two accelerator type decanters. 
  • Decanted water tank. 
  • Pump to 4 closed sand filters. 
  • Storage of treated water in regulator tank.

Reagents used in the process:

  • Coagulant, oxidised aluminium sulphate. 
  • Flocculent, anionic polyelectrolyte. 
  • Disinfection, chlorine gas. 
  • Disinfection reinforcement, hypochlorite.

Sludge treatment:

Drying phases.

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