La Barrosa Supply, Sanitation and Sewage Treatment Plant
General Information
- Entity: Chiclana Natural, S.A.
- Location: Chiclana de la Frontera, Cádiz, Spain
- Population: 67,000 hab/eq
- Capacity: 11,166 m3/day
Key points
Technical Data
- Average BOD5: 450 mg/l
- Daily BOD5: 3,483 kg/day
- Average M.S.: 280 mg/l
- Daily M.S.: 2,167 kg/day
- Values to obtain
- BOD5: < 25 ppm
- Suspended solids: < 35 ppm
- Stability: 45%
- Dryness: 20%
Treatment
Water line
- Raw water pumping and Archimedes screws
- Screening channels
- Biologic treatmentPrimary settling
- Phosphorous removal for the flow and osmosis inverse to 100 m3/day
- Secondary settling
- Tertiary treatment of filtration
Sludge line
- Aerobic digestion
- Thickening
- Dehydration filter belt presses
- Automatism
- Odour treatment
- Suction towers