Billing calculators
Use our billing calculators to compare fees and charges on your bill.
Regulated calculator
Work out your current charges and compare to previous years
Unregulated calculator
Compare years and see the difference on a one-part or two-part tariff
Groundwater calculator
Compare years and see the difference on a one-part or two-part tariff
2024-25 Fees and charges
WaterNSW acknowledges the traditional custodians of the lands and waters on which we work and pay our respects to all elders past, present and emerging. Learn more