Chatham-Kent, Ontario

Chatham-Kent does not have one uniform municipal water source. The Public Utilities Commission identifies surface-water systems at Chatham, South Chatham-Kent, Wallaceburg and Wheatley, groundwater at Ridgetown serving Highgate, and a standalone Bothwell distribution system. For that reason, the first question is which system serves your address. This profile explains those differences, while…

Water at a glance

Reported system values · sampling scope shown below
Parameter	Local summary	Reference / interpretation
Filter-discharge turbidity	0.000–0.432 NTU	Treatment-performance measure; see system report
Fluoride, point of entry	0.13–0.76 mg/L	See the applicable report / parameter guidance
Sodium, treated sample	9,600 µg/L	200 mg/L aesthetic objective; 20 mg/L reporting level

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

Open official water report / source →

Water source & treatment

The Chatham system’s 2025 report identifies Lake Erie as its source and describes coagulation, flocculation, clarification, sand filtration and chlorine disinfection. It also lists powdered activated carbon for taste and odour treatment. That is the Chatham system description; other communities have their own reports and treatment arrangements. The PUC’s official drinking-water page identifies the separate systems and links residents to reporting information, so source and report selection should be resolved before household treatment is designed.

What this means for your home

For a Chatham-Kent enquiry, send the property’s community, address and supply type along with the water concern. A rural private well, a Ridgetown municipal connection and a Chatham connection need different background information. Velora can review the relevant system report and test the incoming water before selecting equipment. Track seasonal taste changes separately from deposits or staining. The household’s measurements, demand and existing treatment should determine the recommendation, rather than a single regional number.

Profile scope

Several municipal systems; displayed numerical rows apply ONLY to Chatham DWS, not the entire municipality or private wells.

Sampling context

Filter-discharge turbidity: 0.000–0.432 NTU. Chatham DWS only, 2025 continuous operational range; not other Chatham-Kent systems. Source report
Fluoride, point of entry: 0.13–0.76 mg/L. Chatham DWS only, 2025 operational range; not other Chatham-Kent systems. Source report
Sodium, treated sample: 9,600 µg/L. Chatham DWS only; August 11, 2025 treated sample. Equivalent to 9.6 mg/L, not a municipality-wide average. Source report

Official sources

Photograph credit

Thames River in downtown Chatham, Ontario. P199 · Wikimedia Commons. CC BY-SA 3.0. Resized and converted to WebP; may be displayed cropped.