Regulates quality of stormwater entering the Town storm sewer system.
Water & sewer — Ajax, Ontario
What are the water and sewer rules and rates?
The Town of Ajax, Ontario has 1 adopted bylaw on file: By-law 80-2025 Storm Sewer Use By-law, verified 2026-10-18.
rates page: Durham Region (not Ajax) bills residents. 2026 effective Jan 1: first block 0-45 m3/month water $1.431/m3, sewer $2.355/m3 (164.6% surcharge); water service charge $24.04/month standard meter; sewer service charge $111/year ($9.25/month); By-laws 75-2023 and 76-2023.
Regional by-law amending the sewer surcharge rates and sewer charges (By-law 90-2003).
Region of Durham water billing information; Ajax water and sewer billed by the Region.