Water Quality Reports

How’s the Water? See Our Annual Report

Clark Public Utilities conducts extensive testing of the water provided to you year-round. We test our water supply for the presence of more than 100 substances each year in order to meet your need for a clean, plentiful supply of drinking water at a reasonable cost, while providing long-term management of our precious water resources.

Want more details? Download our latest annual Water Quality Report, or request a printed copy at 360-992-3000.

You can also learn more about contaminants and potential health effects by calling the EPA’s Safe Drinking Water Hotline: 800-426-4791.