If your business or organization provides unrestricted access to drinking water for the public and your water is not directly from a municipal (city) source you could be operating a Small Drinking Water System (SDWS). These systems need to follow the requirements for Small Drinking Water Systems (O. Reg. 319/08).1
If you own or operate a Small Drinking Water System you are required by law to report any adverse (bad) water quality incidents to your local health unit.
To report an adverse water quality incident (AWQI) in Middlesex-London, please call 519-663-5317. If you are calling outside of regular business hours, the answering service will direct your call to the appropriate individual.
To speak to a Public Health Inspector on the Environmental Health Team about Small Drinking Water Systems, or for help figuring out if you operate one, please call:
Date of creation: December 10, 2012 Last modified on: January 4, 2021