Serving Snohomish & King Counties


Certified Backflow
Assembly Tester (BAT)


Licensed Specialty
Plumber Backflow


Licensed Low Voltage Electrician


Licensed  Pump Installers


Registered General & Electrical Contractor





Welcome to Northern Waters, Inc.

 Irrigation Company in Edmonds, WA We are based in Edmonds, Washington and provide services for residential and commercial properties in Seattle and the greater Puget Sound region.  

We provide services for irrigation, backflow prevention assembly testing, landscape lighting, and pump systems.

Our goal is to ensure the complete satisfaction of every customer, while offering knowledgeable and friendly service.

We have over 30 years of experience providing quality irrigation system installation, maintenance, and repairs. Additionally, we test and repair backflow assemblies and install and service landscape lighting and pumping systems.

We are registered contractors. Our Washington state registration number is NORTHWI947R6.

Contact our company in Edmonds, Washington to request any of our services.

Hours of Operation: Monday–Friday, 8:00 a.m.–5:00 p.m. | Saturday–Sunday, Closed
Customer Service Policy  |  Labor & Materials Warranty

Bellevue, Bothell, Brier, Edmonds, Everett, Issaquah, Kirkland, Lake Forest Park, Lake Stevens, Lynnwood, Marysville, Mercer Island, Monroe, Mukilteo, Redmond, Sammamish, San Juan Islands, Seattle, Shoreline, Woodinville, Woodway, and surrounding communities.