Page 5 - Town of Lumsden
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“The engineers were challenged
with trying to scale down what
would normally be a process in a
really large plant to a plant for the
size of our community.”
—Councillor Rhonda Phillips
sequencing batch bioreactors, tertiary filtration, disinfected and released into the river. Water will
alum precipitation, UV disinfection, and an outfall be removed from the solids before they’re sent to a
structure which would discharge treated effluent landfill.
into the Qu’Appelle River or direct treated effluent
for reuse, the Town of Lumsden says. The solid This process not only reduces the plant’s
stream treatment includes anoxic aerobic digestors environmental impact, it gives the town more control
and dewater presses to produce a sludge of a over the treatment process.
quality that can be reused.
The project will be developed in two stages, the
The discharged effluent will meet strict guidelines, town says. Stage 1 will serve the community until
as set out by the Water Security Agency (WSA). about 2030. When the population and maximum
monthly flow reach a limit, the stage 2 upgrade will
“The old lagoon system is about 50 years old and be conducted and should suffice until about 2046,
it’s under sized for the size of the community right depending on the rate of population growth.
now,” says Phillips. “We were in real flood conditions
here, specifically in 2011, but from 2010 to 2014. Between the Town of Lumsden, suppliers,
We were required to do an emergency discharge regulators, engineers, construction workers,
into an adjacent wetland pretty much every year subcontractors, and utility companies, more than
during those wet years, which obviously from an 1,000 people are working on the project.
environmental perspective isn’t acceptable.”
FUNDING PARTNERS
On those occasions, special permits have been
required from the WSA for an emergency discharge. Funding for the project is coming from the federal,
With the new facility, wastewater will be collected provincial and municipal governments. Under the
in a lift station and pumped to the new site, where New Building Canada Fund’s Provincial Territorial
it will be filtered and cleaned. Then it will be Infrastructure Component, National and Regional
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