Lake Umatilla - COE/John Day Lock & Dam/Plymouth Park

Overview

Plymouth Park, managed by the U.S. Army Corps of Engineers, offers a unique camping experience on the scenic shores of Lake Umatilla. Situated on a large island within the Columbia River, this park provides a tranquil escape with direct and easy access to the water. It serves as an excellent base for those exploring the rugged beauty of the eastern end of the Columbia River Gorge. Visitors often appreciate the park’s lush greenery and its strategic position near the John Day Lock and Dam, which creates a peaceful atmosphere for relaxing at the end of a long drive.

Location & Surroundings

Located in Plymouth, WA, the park is nestled in a striking high desert landscape where golden, rolling hills meet the deep blue of the Columbia River. The surrounding area is characterized by wide-open skies and dramatic geological formations carved by the river over millennia. Being situated on Lake Umatilla, the park offers expansive water views and a refreshing breeze that is especially welcome during the warm summer months. Its proximity to the Oregon-Washington border makes it a convenient and scenic stop for travelers moving through the Pacific Northwest via Interstate 82.

Amenities & Park Features

The park features over 30 campsites, many of which are equipped with water and electric hookups that are well-suited for modern RV travelers. Campers have access to essential facilities including flush toilets, showers, and a clean dump station located near the entrance for guest use. Outdoor enthusiasts can take advantage of the designated swimming beach, a paved boat launch for easy river access, and several large picnic shelters for group gatherings. The sites are generally paved, level, and spacious, accommodating a variety of rig sizes while offering shade from mature trees throughout the grounds.

Nearby Attractions & Things to Do

The Columbia River is a premier destination for world-class fishing, specifically for those seeking trophy walleye, sturgeon, and salmon. Boating, jet skiing, and kayaking are popular activities that can be enjoyed directly from the park's shoreline. For those interested in local agriculture and viticulture, the Horse Heaven Hills wine region is just a short drive away, offering tastings at several renowned vineyards. Additionally, the John Day Lock and Dam provides an educational look at the region’s hydroelectric power and navigation systems, and the Tri-Cities area is close enough for a quick day trip.

Who This Park Is Best For

This park is ideal for boaters and anglers who want to spend their days on the water and their nights in a quiet, riverside setting. It also appeals to wine enthusiasts looking for a budget-friendly and scenic home base while touring the wineries of the Columbia Valley. Because of its serene atmosphere and diverse wildlife, it is a perfect spot for nature photographers and birdwatchers. If you prefer a well-maintained, park-like environment over a crowded commercial RV resort, Plymouth Park fits your travel style perfectly.