Sewer
The City of Castlegar provides sewer connections between City mains and property lines.
Municipal Services
Liquid Waste Management Plan
The City of Castlegar is developing a Liquid Waste Management Plan to guide the City’s management of liquid waste over the next 20 years.
What is Liquid Waste?
Liquid waste is also referred to as wastewater, sewage, and stormwater runoff. Anything that is flushed down a toilet, or poured down a sink or drain, or water that falls on roads, becomes liquid waste.
South Sewage Treatment Plant (SSTP)
At the City of Castlegar’s South Sewage Treatment Plant (SSTP), wastewater first passes through the headworks (consisting of screens to remove garbage and large solids), a vortex and classifier to remove grit, and a flow measuring device.
South Sewage Treatment Plant (SSTP) FAQs
Get answers to frequently asked questions about Castlegar’s South Sewage Treatment Plant (SSTP).
North Sewage Treatment Plant (NSTP) – Lagoons
Wastewater from the north end of Castlegar travels over the CPR bridge and into the headworks structure at the North Sewage Treatment Plant (NSTP).