Lakewood Water Hardness & Quality Report (2026)

Lakewood (a residential neighbourhood in southeast Saskatoon, adjacent to the Lakewood Civic Centre area) receives its drinking water through Saskatoon Water, drawing from the South Saskatchewan River at the Saskatoon Water Treatment Plant and blending with deep Prairie artesian aquifer groundwater from the Quaternary buried valley and Cretaceous formations beneath the Prairie plain. Treatment includes coagulation, sedimentation, lime softening, filtration, UV disinfection, and chloramination, meeting all Guidelines for Canadian Drinking Water Quality (GCDWQ) standards. Hardness measures 411.5 mg/L (24.0 gpg) — classified as extremely very hard by Health Canada, among the highest of any major Canadian municipal supply, with TDS of 1,158 mg/L.

Saskatoon's uniformly extreme hardness derives from the combination of a moderately hard South Saskatchewan River surface supply with deep artesian groundwater from the Prairie aquifer system — including the Mannville Group and Lea Park Formation Cretaceous strata beneath the Saskatchewan plains, where prolonged contact with gypsum (calcium sulphate), dolomite, and evaporite deposits of the Williston Basin and Saskatchewan Platform produces very high dissolved mineral concentrations. All Saskatoon distribution zones — including Lakewood, Nutana, Confederation, and University Heights — receive the same blended supply and measure the same extreme hardness.

At 411.5 mg/L, Lakewood residents face rapid and severe scale accumulation on all water-contact surfaces. Kettle elements and electric water heater elements can fail within months without regular descaling or treatment. A whole-home ion-exchange water softener with a brine tank, paired with a sediment pre-filter, is a near-essential appliance in Lakewood. Saskatoon Water provides hardness data and treatment guidance at saskatoon.ca/water, and many Lakewood residents install softeners as standard home equipment given the extreme Prairie supply hardness.