Sewage treatment, or domestic wastewater treatment, is the process of removing contaminants from wastewater both effluents and domestic.
It includes physical, chemical and biological process to remove physical, chemical and biological contaminants.
Industrial sources of wastewater often require specialized treatment process the sewage treatment involves three stages Primary, Secondary & Tertiary treatment.
Following are few STP process & System commonly used in India.
Outlet effluent Standards parameters as per guideline:
PH: 6.5-7.5
BOD: <10 mg/l
COD: <50 mg/l
TSS: <10 mg/l
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