Water Quality

Providing clean drinking water is of paramount importance for the health of our residents. To help ensure your water is of the highest quality even as water comes into your home and through your faucets, plumbing and water heaters have many things along the way that can impact water quality.

View the 2019 COWR Annual Water Report, the 2018 Annual Water Report (PDF), the 2017 Annual Water Report (PDF), the 2016 Annual Water Report (PDF), the 2015 City of White Rock Annual Report (PDF) or the 2014 EPCOR Annual Performance Report (PDF) for further information on water quality or visit the Documents Library for 2010 to 2014 Annual Performance Reports.

Water Quality Dashboard (Water Treatment Plant - Metal Results)

*Click on the image below to open the dashboard 

Water Opens in new window

  1. What We Test For
  2. 2022 Results
  3. 2021 Results
  4. 2020 Results
  5. 2019 Results
  6. 2018 Results
  7. 2017 Results
  8. 2016 Results

The Drinking Water Protection Act (DWPA) prescribes regulations that limit the levels of certain contaminants in the water provided by public water systems. The City of White Rock’s water supply is tested for many different microbiological indicators, organics and trace metal parameters. The City’s Water Works Department tests for the following parameters according to the Health Canada’s Guidelines for Canadian Drinking Water Quality Summary Table (PDF):

  • In-house
    • Conductivity
    • Free chlorine
    • NTU (turbidity)
    • pH
    • Temperature
    • Total chlorine

All the other parameters are tested by an external contractor as set by the Drinking Water Protection Act:

  • Metals
    • Arsenic
    • Copper
    • Iron
    • Lead
    • Manganese
  • Microbiological
    • Escherichia Coli (e. coli)
    • Total Coliforms
  • Organics
    • Haloacetic Acids (HAAs)
    • Trihalomethanes (THMs)