Water quality reports
Annual drinking water reports, Interior Health sampling reports and source water test results for Cranbrook's water system.
Updated July 21, 2026.
Latest annual report
Each year the City reports on how the water system performed: testing results, any advisories, and work done to protect the water supply.
Annual water reports
Interior Health water reports
Reports from Interior Health on the City’s drinking water sampling, newest first.
- May and June 2026PDF
- April 2026PDF
- March 2026PDF
- February 2026PDF
- December 2025 and January 2026PDF
- September, October and November 2025PDF
- August 2025PDF
Water quality monitoring program
How, where and how often the City samples and tests its water. See water quality for a summary of the testing schedule.
Source water test results (2020)
Results for water at Phillips Reservoir and the City’s wells.
- Phillips Reservoir: inorganic chemistryPDF
- Phillips Reservoir: micro-organismsPDF
- Phillips Reservoir: physical testsPDF
- Phillips Reservoir: turbidity graphPDF
- City wells: inorganic chemistryPDF
Need a report in another format? Call Public Works at 250-489-0218.
Page updated .
Based on this page on cranbrook.ca, rewritten in plain language. Fees, dates and rules can change, so confirm with the City before you rely on them.