500,000

Supplied Inhabitants

Sustainable purification model

The treatment of 150,000 m3/day of wastewater from an urban area with a population of 500,000 for reuse in irrigation.

General Information

  • Entity: National Organization for Potable Water & Sanitary Drainage (N.O.P.W.A.S.D.).
  • Location: Egypt.
  • Capacity: Flow: 150,000 m3/day. Population: 500,000.

Key points

Abnoub & El-Fath:

  • Flow: 82,000 m3/day.
  • Population: 300,000.

Sodfa & El Ghanayem:

  • Flow: 29,000 m3/day.
  • Population: 100,000.

El Ayat:

  • Flow: 29,000 m3/day.
  • Population: 100,000.

Abu Simbel:

  • Flow: 6,000 m3/day.
  • Population: 20,000.

Description

The four plants all have a water line and a sludge line.

The water line includes:

  • General by-pass for maximum flow
  • Discharge canals.
  • Desanding-deoiling canals.
  • Primary decanters.
  • Measurement and regulation of the flow into the biological treatment.
  • Biological treatment.
  • Recirculation of sludge.

The sludge line is made up of:

  • Primary sludge purge.
  • Excess sludge purge.
  • Sludge thickening process.
  • Excess sludge thickening.
  • Anaerobic digestion.
  • Storage of digested sludge.
  • Drying beds.

Additionally, the facility has been equipped with a network of water services and auxiliary equipment for the correct operation of the same (chemical and bacteriological laboratories, workshop, maintenance equipment, etc).

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