Boil Water Advisory
Water quality standards
Ontario has strict water quality standards, which Utilities Kingston continually meets and exceeds. There are a series of filtration, treatment, monitoring and backup systems in place to continually supply high quality drinking water to every home and business within the urban area of Kingston.
Water Quality Reports
We’re proud of our drinking water. Download water quality reports that detail how our systems operate.
Although rare, an adverse test result or potential problem in the water treatment and distribution system may result in us asking customers to boil water before consuming it. This web page explains what you should do in case we take this precautionary measure to ensure your safety.
As per Ontario Regulation 170/03, boil water advisories are issued by the KFL&A Public Health, in consultation with the Ministry of the Environment and Utilities Kingston.
What to do
When a boil water advisory is in effect, water should be brought to a rolling boil, boiled for at least one minute and allowed to cool before use.
Use tap water for:
Use cooled, boiled water for:
Do not use:
Where to get information
In case of a boil water advisory, Utilities Kingston will share information using traditional and social media. Follow us on Twitter at @utilitieskngstn and Facebook /utilitieskingston. If you have any concerns about your utility services, contact our 24-hour line at 613-546-1181.
Water distribution area
Utilities Kingston provides safe and reliable water services to 38,000 homes and businesses in Kingston. Our distribution area is serviced by three water treatment plants - King Street, Point Pleasant and Sydenham - as well as a small system in the Cana subdivision. The map below shows the service area of each.
What should I do after the boil water advisory is lifted?
- Run cold water faucets for one minute before using the water.
- Run drinking fountains for one minute before using the water.
- Flush all garden hoses by running cold water through them for five minutes.
- Run water softeners through a regeneration cycle.
- Drain and refill water heaters set below 45°C (normal setting is 60°C).