Regulations, agreements, pollution, management and contacts.
Guidance, reports, timeline and information for owners and operators.
Purpose, key elements, Canadian businesses, implementation.
Administrative agreements and equivalency.
Source and effect on ecosystems, health and environment.
List of transitional authorizations issued under the WSER.
Various documents about wastewater.
Contact information for the Wastewater Program.
Wastewater systems effluent regulations, bilateral agreements, frequently asked questions.
Comprehensive review of events leading to discharge of untreated wastewater into the St. Lawrence.
This page links to WSER annual reports and reported data
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