ColumbiaGrid refers to the signatories to its functional agreements as “participants.” The participants may be either members or non-members of the organization.  The non-member participants are listed here.  A list of participants is included with the description of each program. Information on how to become a participant, the pertinent Functional Agreement, and the funding allocations, are included there, as well.

Cowlitz PUD

Cowlitz County PUD ( Public Utility District No. 1 of Cowlitz County, WA) is a qualified non-member participant in ColumbiaGrid's Planning and Expansion Functional Agreement (PEFA).  The PUD is headquartered in Longview, WA, and serves over 48,000 electricity customers.  In addition to its ownership of the Swift #2 hydroelectric project on the Lewis River, Cowlitz PUD has shares of generation from Grant County PUD's Mid-Columbia hydroelectric projects and wind generation from the Nine Canyon project in Kennewick, WA.  Cowlitz purchases most of the remainder of its power needs from BPA.  The PUD has a 20-year contract to purchase 46 percent of the output of the 205 NW White Creek Wind Project in Klickitat County, WA.  Cowlitz also owns a 3,800 customer water system just outside the city limits of Longview and Kelso.

Contact Info:
ColumbiaGrid Liaison
Donald R. McMaster
Chief Operating Officer 

Douglas County PUD

Douglas County PUD (Public Utility District No. 1 of Douglas County) is a qualified non-member participant in ColumbiaGrid's Planning and Expansion Functional Agreement (PEFA).  The PUD, headquartered in East Wenatchee, WA, serves about 18,000 electricity customers.  Douglas owns and operates the 840-megawatt Wells Hydroelectric Project on the Columbia River, which began operation in 1967.  Most of the power that serves Douglas County is generated at the project.  In addition, the PUD purchases a share of power from Chelan PUD’s Rocky Reach Project and a share of Energy Northwest’s Nine Canyon Wind Project. 

Contact Info:
ColumbiaGrid Liaison
Jeff Heminger
Electrical Engineer



Enbridge Inc. is a qualified non-member participant in ColumbiaGrid’s Planning and Expansion Functional Agreement (PEFA).   Headquartered in Calgary, Alberta, Enbridge delivers natural gas to a broad area in Canada, operating liquids, natural and offshore pipelines. The company is expanding its mission, and is investing in alternative projects, one of which is in siting and building a major transmission line between Alberta and Montana. Known as the Montana-Alberta Tie-Line (MATL), this 230 kV line will be over 200 miles long when it is completed. 


Contact Info:
ColumbiaGrid Liaison
Robert van Beers
Senior Director, Power Transmission



Member: Seattle City Light      Project: ColumbiaGrid     
Seattle City Light

"ColumbiaGrid plays an important leadership role with the Northwest's public and private utilities and the Bonneville Power Administration. It allows for critical collaboration that benefits all our customers. As a member of Columbia Grid, Seattle receives a direct benefit from working together to address the issues that threaten the safe and reliable operation of our regional electric system in an environmentally sustainable manner."
~~ Jorge Carrasco, Superintendent, Seattle City Light