Firgrove Mutual Water Co Inc.
10408 144th St E, Puyallup, WA 98374 • Office hours - Monday-Friday 7:30am-4:00pm • 253-845-1542 • After Hours 253-934-0032

Mission Statement
It is the mission of Firgrove Mutual Water Company to provide high quality drinking water and excellent customer service. We will maintain the balance of quality service and cost effectiveness that best benefits our customers. We will be an integral member of our community through positive and supportive actions as its water purveyor. We will be environmentally responsible and responsive to the needs of economic development.

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Welcome to Firgrove Mutual Water Company!

Special Notice
  04-08-2010 - Notice Regarding Water Meters  Read the complete story

Frequently Asked Questions

Backflow Assembly Testing

What is a backflow assembly?
A backflow assembly is a component of your sprinkler system or other hazardous connection that keeps the dirty water in that system from flowing backwards into your plumbing and the public drinking water.

Why does my backflow assembly have to be tested every year?
Your backflow assembly is a mechanical device with moving parts that can break just like your car can break down. The State of Washington has determined that annual testing is most appropriate as stated in WAC 246-290.

Why is it my responsibility?
Your backflow assembly’s installation and maintenance, which includes annual testing, is your responsibility because it is protecting the public water supply from your sprinkler system or other hazardous connection. If not for your sprinkler system or other hazardous connection, there would be no need for the backflow assembly.

What are the chances that a backflow incident

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