Annual Reports

Each of Oxford County's WWTPs are regulated under Ontario Water Resources Act and operated in accordance with Certificates of Approval issued by the Ontario Ministry of the Environment.   

The Certificates of Approval for Oxford County’s wastewater treatment plants require annual reporting of operational and treated effluent discharge parameters into the receiving streams.

 2023 Reports

Annual Consolidated Linear Infrastructure (CLI) Summary Report
Biosolids Summary Report
Mount Elgin

 2022 Reports
Annual Wastewater Reports 2022
Annual Wastewater Reports 2022 - Biosolids management
 2021 Reports
Annual Wastewater Reports 2021
Annual Wastewater Reports 2021 - Biosolids management
 2020 Reports
Annual Wastewater Reports 2020
Annual Wastewater Reports 2020 - Biosolids management



Oxford County owns and operates all wastewater collection systems and treatment facilities within Oxford County.

Wastewater Abatement Policy
This policy provides large wastewater customers with the opportunity to negotiate a wastewater abatement agreement if they meet the policy criteria.

Hauled Liquid Waste Policy
This Policy provides the requirements for the acceptance of Hauled Liquid Waste (HLW) at County owned wastewater treatment plants (WWTPs).

Grinder Pump & Greywater Systems Policy
This policy applies where grinder pumps or greywater systems have been installed on private property to convey wastewater to the municipal sewer system. It is intended to detail the responsibilities of both the County and the property owner for the installation, operation and maintenance of the equipment.