Waste Water Management Notes

• In semi urban areas, low cost onsite disposal system is encouraged to manage the waste.
• One such method is disposing the waste in septic tanks.

Septic tank

• Sulabh International is an organization that is working towards promoting environmental sanitation, and waste management in India.

Sulabh complex

• Since 1970, innovations have been done in erecting two-pit flush toilets and safe methods of human waste disposal technology generating non-conventional sources of energy.
• In October 2007, Sulabh designed a system of cheap toilets that recycles human wastes into biogas and fertilisers.

• Vermi-composting toilets have been developed in India as an alternative method for proper disposal of waste.
• It is based on an innovative design in which earthworms are used to convert human excreta into compost.
• There is minimal use of water and is a safe and hygienic way of processing human waste.