Waste water System

The District of Squamish adopted the Sewer Master Plan in July 2018. The plan evaluated current system capacities and identifies required improvements to accommodate anticipated growth in Squamish until 2050. The plan also includes an inflow and infiltration (I&I) reduction and monitoring plan to reduce the amount of stormwater and groundwater entering the sewer system and subsequently requiring costly pumping and treatment. Finally, the plan evaluated the condition of sanitary sewer assets and prepared a capital plan to ensure the District is appropriately maintaining assets for sustainable service delivery.

For further details, please click here to read the plan:Sanitary Sewer Master Plan (and appendices


The District of Squamish adopted a Liquid Waste Management Plan (LWMP) in January 2016. The LWMP provides guidance to the District for the management of liquid waste and sanitary sewage issues over a 20 year horizon. The plan contains programs and recommendations pertaining to:

For further details, please click  here to read the plan.

 Where does your waste water go... the Underground Story

More than 17,000 people in Squamish create waste water every day. From homes and businesses, waste water flows into sewer pipes that connect to large pipes under the street and then to the Waste Water Treatment Plant (WWTP).

Flush Facts

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Waste Water Collection

How it all flows... and what should never enter the waste water system.

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Waste Water Treatment

We take all complaints of odour seriously. If you think it smells, please report it.

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