- Project: WWTP León.
- Entity: Association of León and its districts.
- Location: Vilecha, León. Spain.
- Design flow: 107,100m3/day.
- Population: 330,000.
Large particle screens, sifting, desander, sand classifier, deoiler and influent flow metre.
Physical-chemical and sedimentation.
Biological treatment of activated sludge of prolonged airing and medium load. O2 input / Mud recirculation / Sedimentation.
Thickener, sifting, digestion, dehydration and thermal drying.
Disinfection and deodorising.