Welcome To Our Site

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The Union Water Supply System provides drinking water to approximately 65,000 residents within the municipalities of Essex, Kingsville, Lakeshore and Leamington in Southwestern Ontario.
Please take a few minutes to explore our site. Thank you for visiting www.unionwater.ca

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Free Chlorine Secondary Disinfection

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The UWSS will be temporarily switching from chloramination to free chlorine for its secondary disinfection process until December 4, 2019.  This will cover all of the UWSS service area, which includes the Municipality of Leamington, the Town of Kingsville, and

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Recent News

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July Board Meeting

Please be advised that the July UWSS Board meeting has been moved to July 31st for 9am in the Board Room of the Ruthven Water Treatment Plant.

07/12/2019
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Lake Erie Algae Bloom Prediction

UWSS was recently informed by colleagues at NOAA that this year’s algae bloom is predicted to be significant. UWSS wishes to advise the public that the OCWA operations staff are aware of the situation and continue to monitor the source

07/12/2019
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Cancellation of March UWSS Board Meeting

It has been decided that the March 20th Board meeting is cancelled.  The next scheduled meeting for the UWSS Joint Board of Management is tentatively scheduled for April 24th at 9 am in the Kingsville Community Room of the Kingsville

03/21/2019
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