Water Services and Quality Complaints
For questions related to water services, water service accounts, water quality complaints (discoloured water, low pressure, taste/odour), or general inquiries related to your local water distribution system, please contact your local municipal office.
For inquiries related to water treatment, the quality of water supplied to area municipalities, and the protection of the water supply system’s source waters:
WRITELake Huron & Elgin Area Primary Water Supply Systems
235 North Centre Road, Suite 200
London, ON, N5X 4E7
Effective March 16, 2020: After careful consideration and closely monitoring the COVID-19 situation, we have made the decision to suspend all public tours until further notice.
For further information, please contact our office at:
Both the Lake Huron and Elgin Area water treatment and transmission systems are operated under contract with the Ontario Clean Water Agency (OCWA). OCWA is responsible for providing certified water treatment plant operators and other staff to work at these facilities. Career opportunities with OCWA are posted on their website
For other career opportunities in the drinking water sector, please visit:
For municipal job postings in London and the surrounding area, please visit the career opportunities page of the local municipality.
In the event of an emergency that may affect the Lake Huron Primary Water Supply System or Elgin Area Primary Water Supply System, please notify:
Lake Huron Water Treatment Plant
Elgin Area Water Treatment Plant
Excavation activity could result in serious damage to our water transmission pipelines. Prior to ground disturbance, contact Ontario One Call to request a locate in the vicinity of your work area. It is recommended that locates are requested 30 days in advance of a planned excavation.
Ontario One Call (ON1Call)