Waste Water Management Notes

• Each time we wash something or flush our toilets, water containing paper, cloth, soap, detergent, oil, grease, food scrap, faeces, etc., goes down the drain.
• This water gets accumulated and forms sewage. In large cities, this is also known as municipal wastewater.

The Sewer System:

• A wastewater treatment plant is a facility that treats wastewater from industrial sources. There are basically three processes involved in treating wastewater: primary, secondary, and tertiary.

Wastewater Treatment Plant

Primary Process:

• This is a mechanical process which involves screening and settling of large particles.

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Following are a few measures that we can adopt to control generation of sewage: