A sewage treatment plant treats domestic and industrial sewage or wastewater using:
- Physical processes, including screening and sedimentation,
- Biological processes, including activated sludge, fixed film filters or slow sand filters, and
- Chemical processes, including flocculation.
See:
- Wastewater treatment
- Wastewater treatment effluent
- Primary wastewater treatment
- Secondary wastewater treatment
- Tertiary wastewater treatment
