Estates Water System (Sequim): Wednesday 6/19, as of 4:25pm: The boil advisory is now LIFTED.

Sample results from the lab were satisfactory; the precautionary boil advisory has been lifted. You no longer need to boil your water.

If you have any questions, please call the office (888) 235-0510 or email us:

About the company

Cascadia Water was formed on November 2, 2018 through the acquisition and combination of Lehman Enterprises, Inc. and Sea View Water, LLC on Whidbey Island, and is a wholly-owned subsidiary of NW Natural Water Company, LLC.  Since then, Cascadia has closed on the acquisitions of Estates & Monterra Inc (Olympic Peninsula, April 2019), Del Bay HOA (Whidbey Island, November 2020), Discovery Bay Village (Olympic Peninsula, September 2021), Pelican Point (Moses Lake, October 2021), Northwest Water Services (Skagit, Snohomish & Island Counties, August 2022), Aquarius Utilities (Kitsap & Olympic Peninsula, August 2022) and Pedersen Family (Olympic Peninsula, February 2023). Cascadia Water operates primarily out of Whidbey Island with a remote location out of Poulsbo, and now serves more than 9,000 people through approximately 3,600 connections.

About NW Natural Water

NW Natural Water Company, LLC (NW Natural Water), is a subsidiary of Northwest Natural Holding Company (NYSE: NWN) (NW Natural Holdings). NW Natural Holdings is headquartered in Portland, Oregon, and owns a 165-year-old regulated natural gas local distribution company, NW Natural Gas Company (NW Natural), NW Natural Water Company, and other business interests and activities. 

 NW Natural Water currently provides water distribution and wastewater services to communities in Oregon, Washington, Idaho, Arizona and Texas.

Proposed general rate increase

Cascadia Water filed a general rate proceeding with the Washington Utilities and Transportation Commission in accordance with Washington Administrative Code (“WAC”) 480-07-530. The Company is requesting to make new rates effective June 1, 2024, that will reflect additional revenue of $1,788,793, an incremental increase of 75%.  The full filing information for Docket UW-240151 can be found at the UTC website: https://www.utc.wa. gov/casedocket/2024/240151 


**Virtual Customer Outreach Meeting – Wednesday, 6/12/24 from 4-6pm

Zoom link:

We have heard that this link isn’t working for some. If not, go to the website and “Join”, then manually input the meeting ID 852 0859 6065, passcode 087167.

We're here to help!

Our office is currently closed to ensure the safety of our staff and customers. 

Contact our office at (888) 235-0510, Monday through Friday 8am to 4pm or email us anytime at