Sewage (or wastewater) from homes and businesses is treated and discharged from treatment facilities throughout the province. Facilities vary in size, treatment level and ownership type. Most large scale treatment facilities in the province are owned and operated by municipalities or regional governments.


Reclaimed water usage and municipal wastewater discharges must be authorized. The appropriate authorization will depend on the type of water reuse, type of discharge or rate of discharge.

Discharges to ground (>22.7m3/d) and most discharges to water and reclaimed water uses, are authorized under the Environmental Management Act by one of the following instruments.

Discharges to ground (<22.7m3/d), including sewerage systems which serve a single family residence, are authorized under the Public Health Act.

Federal Regulations

Canada and B.C. are currently working together on an equivalency agreement for federal Wastewater Systems Effluent Regulations.

For further information on the federal regulations, please contact Environment Canada.

Wastewater Treatment Facilities


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