Water and wastewater services for our business customers.

Need to pay a bill?

Reopen your premises safely

These steps will help building owners and managers ensure water and wastewater systems are safe as Covid-19 restrictions change and businesses reopen.

Business Tariff Calculator

Use our Business Tariff Calculator to estimate what your new bill could be.

Trade effluent

Trade Effluent is any liquid waste (other than domestic wastewater and storm water) that is discharged from a business premises to the public sewers. You must have a Trade Effluent Licence to discharge trade effluent to the sewer.

Business water conservation

Discover how your business can conserve water and become a water steward. Safeguarding our water supply and cutting down on your costs.

Water Stewardship Training Programme

New Irish Water Certification in International Best Practice Water Stewardship. Registration now open to Irish Water Business Customers.