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YOUR LOCAL WATER PROFILE

Windsor, Ontario

Windsor’s municipal source is the Detroit River, treated through the Windsor Utilities Commission system operated by ENWIN. The treatment plant also supplies Tecumseh and LaSalle. Those shared connections make a clearly named report more useful than a broad Windsor-Essex claim: not every surrounding municipality uses the same system. This profile refers to…

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Sources reviewed 2026-10-07 · report year 2025

Water at a glance

Reported system values · sampling scope shown below
ParameterLocal summaryReference / interpretation
Operational turbidity0.02–0.07 NTUTreatment-performance measure; see system report
Operational chlorine1.47–1.73 mg/LOperational disinfectant measure; see system report
Fluoride, distribution0.43–1.21 mg/LSee the applicable report / parameter guidance

System measurements are not household tap readings. A blank or unlisted value is not a zero result.

Open official water report / source →
Learn more: Windsor water, reports & treatment considerations

Water source & treatment

The 2025 annual report describes ozone disinfection, coagulation, flocculation, sedimentation and dual-media filtration, followed by chlorination. Treatment also includes pH adjustment, fluoride addition and corrosion-control adjustment. The report lists raw, treated and distribution testing separately and provides operational ranges and averages. ENWIN’s report directory is the official route to the annual system report. Published plant values are context for household planning; they are not direct measurements from every customer’s drinking-water faucet.

What this means for your home

Windsor homeowners considering filtration should begin with their preferred outcome and a check of the existing plumbing and equipment. For a taste concern, establish whether it is present at the incoming supply and at all cold-water taps. For scale concerns, measure hardness rather than importing a number from another municipality or a commercial list. Velora can assess the property and discuss targeted treatment, ongoing filter changes and the space available for a serviceable installation.

Profile scope

Municipal Windsor system at A.H. Weeks plant, including shared supply with Tecumseh and LaSalle; private wells excluded.

Sampling context

  • Operational turbidity: 0.02–0.07 NTU. 2025 annual operational range; average 0.04 NTU, 365 results, as reported by WUC. Source report
  • Operational chlorine: 1.47–1.73 mg/L. 2025 annual operational range; average 1.56 mg/L, 365 results; not a household sample. Source report
  • Fluoride, distribution: 0.43–1.21 mg/L. 2025 distribution range; average 0.63 mg/L. Source report

Official sources

Photograph credit

Fountain beside the Windsor riverfront, Ontario. Chris Woodrich · Wikimedia Commons. CC BY-SA 4.0. Resized and converted to WebP; may be displayed cropped.

How to read the comparison

MAC means maximum acceptable concentration. Aesthetic objectives concern characteristics such as taste; operational guidance supports system operation. They are different kinds of reference and should not be treated as interchangeable pass/fail limits.

Use the report’s year, system, sample location and averaging method. Values from another plant, a private well or a household tap are not directly interchangeable.

Ontario references: Drinking Water Quality Standards, objectives and guidance, and parameter testing and reporting. Quebec profiles use their linked Quebec sources.

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