Although it falls from the sky a little more than we'd always like, water is an essential part of everyday life. Having safe potable water is important.

Water treatment plants remove contaminates from the water source and prepare it for human use. A variety of methods may be used. Cowlitz County a variety of methods, depending on the source of the water. To ensure safe drinking water, Department staff conduct regular testing.

Water delivery is also important. Our staff work directly or with contractors as needed to keep the pipes, lift stations and other equipment in working order. We provide our consumer reporting so you may be confident in the quality and status of your drinking water. Reports are available here.

For more information on private wells and public water systems, click here.

Call before you dig - 1-800-424-5555

Utility Services Direct Line: (360) 577 - 3035

Pay Your Utility Bill

View the Water & Sewer Utilities Policies & Procedures (PDF)

Lead in Drinking Water

Information about lead in your drinking water, November 28th, 2022



Sources of LEAD in Drinking Water., EPA Pamphlet

Is There LEAD in my Drinking Water?, EPA Pamphlet