La China WWTP
Operation and maintenance of La China WWTP.
The WWTP is located in the municipality of Madrid, in the Manzanares river basin. This treatment plant treats a flow of 321,855 m3 / day with a load of 1,355,000 equivalent inhabitants. The residual water comes from the municipal term of Madrid.
The treatment process consists of:
- Primary decanting
- Biological treatment by active sludge
- Secondary decanting
- Tertiary treatment; sand filters and mesh filters
- Sludge treatment by gravity thickener (primary sludge), flotation thickener (secondary sludge), anaerobic digestion and dehydration by band filters.
Treated volume (m3/d)