Come one, come all to the Coulee Corridor National Scenic Byway.  There are numerous attractions, activities, sights to see, cultural events and recreational opportunities.  This web site is designed to promote the byway and bring visitors to it.

The primary routes run from State Routes 17, 155 and US 2 beginning at Othello, north through Moses Lake, Soap Lake, Coulee City, Electric City, Grand Coulee, Coulee Dam, Nespelem to Omak. Also part of the Coulee Corridor are a number of important spur and loop routes on intersecting roadways cover Connell, Ephrata, Wilson Creek, Marlin, Almira, Hartline, Stratford, and Warden and points in between covering parts of State Routes 28, 260, 262, 282, and 395. 

New loops additions are being considered and as they are investigated, further descriptions will be provided here.

One new loop in particular, is being researched.  The loop can begin at: Warden to Lind, Ralston, Benge, SR 26 to Palouse Scenic Byway, Washtucna, SR 261 to Palouse Falls then to Lyons Ferry State Park, back to SR 260 to Kahlotus, SR 263 to Lower Monumental Dam, back to SR 260 to Connell to SR 17, then north to Othello.  Support is being garnered from the cities along the route with the goal of getting the routes approved through the Washington state legislature as an addition to the existing Coulee Corridor National Scenic Byway


Coulee Corridor Consortium Monthly Meeting Schedule

Meetings begin at noon with a no host lunch and always welcome visitors to the group.


September 21, 2018 - Mardon Resort

October 19, 2018 - Connell

November 16, 2018 - Moses Lake

December 21, 2018 - Ephrata







Noteworthy 2018-2019 Events


The Fourth Annual Columbia Basin Eco-Gardening Symposium was held in Moses Lake on Saturday, April 21, 2018 from 9-1 PM at the Columbia Basin Technical Skills Center, 900 Yonezawa Blvd, Moses Lake.  The event was sponsored and organized by the Grant-Adams Master Gardeners and Grant County Conservation District.  The focus of the 2018 event was multi-tasked focusing on manning home fruit orchards, weed identification and control and lawn alternatives.  Speakers, door prizes, a vendor marketplace, and refreshments were provided free of charge.  Space was limited so applicants were encouraged to pre-register  through Grant County Conservation District by calling (509) 765-9618, by signing up in person (or through the mail) at the Grant County Conservation District office at 1107 S. Juniper Drive, Moses Lake or by registering online at  The fifth annual symposium is scheduled for April 13, 2019 9-1 PM in Moses Lake.  Stay tuned for details.

Moses Lake and Ephrata Farmers Markets are held each Saturday, May - October and June-September, respectively.  The last farmers market of the season in Moses Lake is the last Saturday in October.

The Grant-Adams Master Gardeners are available to answer questions at the Moses Lake Farmers Markets.  Questions may also be sent to,  or called into the WSU Extension Office in Moses Lake (509) 754-2011 ext 4313. Samples for identification may also be dropped off the WSU Extension office Monday-Thursday 8-5 PM.