Septic tank registration, guidelines for inspections, grant applications and information for owners

All discharges to the aquatic environment from sewerage systems owned, managed and operated by water service authorities require a waste water discharge licence or certificate of authorisation from the Environmental Protection Agency.

Group schemes are formed when two or more households that are not connected to mains water or sewer supplies come together to provide their own shared supply.

Waste water is generated in our home and businesses from showers, toilets, sinks, washings etc. It is collected in a network of pipes known as a sewer system and conveyed to a waste water treatment plant for processing. Discover how this process works.