Backflow is the undesirable reversal of the flow of water from its intended direction in any pipeline or plumbing system.

If you have a well or irrigation system on your property, or if you own a business, please visit our Backflow Page.

Manchester Water District Administration Office: 8185 E. Daniels Loop, Suite 111, Manchester WA 98353

Business Hours: Monday - Friday 8:00 - 4:30 

Closed On Most Major Holidays

Phone: 360-871-0500 | Fax: 360-871-0455

​​MAILING ADDRESS: P.O. Box 98, Manchester, Washington  98353              

An unexpected high

water bill is often the

first sign of high water use. 

This guide takes you

step-by-step on how

to discover typical

leaks and reduce

water use in your home.

Learn more here.

Did you know that over half of residential water is used outdoors?  Most lawns need only 1 inch of water each week, spread over 2 or 3 watering sessions, to stay

green during Northwest summers, and only half that much in September!

Learn more summer

Water-Wise tips here!

Manchester, Washington

Planning a D.I.Y. project

that involves moving dirt?

Start by dialing: 811.

Many buried utility lines under your property are

your responsibility.

Locating buried utility

lines that you own must

be performed by a

private company.

Learn more here

about what's under

your lawn.