Plymouth Park
Open for the 2026 season from April 15 through October 15. Reservations available through Recreation.gov. First-come, first-served sites may be available on weekdays. Stay limited to 14 consecutive nights per 30-day period.
Heat Advisory issued July 20 at 3:16PM PDT until July 23 at 9:00PM PDT by NWS Pendleton OR
* WHAT...Hot conditions with temperatures up to 100 to 103 degrees expected, with 101 to 105 degrees in the Columbia Basin. This will pose a moderate to major risk of heat-related illness. * WHERE...Eastern Columbia River Gorge of Oregon and Washington, Lower Columbia Basin of Oregon and Washington, Foothills of the Northern Blue Mountains of Oregon, Yakima Valley, and Foothills of the Blue Mountains of Washington. * WHEN...From 11 AM Tuesday to 9 PM PDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...The heat will begin on Tuesday, with widespread moderate and locally major HeatRisk. Wednesday looks to be the hottest day, with Major HeatRisk across the Columbia Basin, Yakima Valley and portions of the Gorge and Blue Mountain Foothills. Thursday will also see widespread moderate HeatRisk and locally major HeatRisk, mainly across the Columbia Basin. Smoke from area wildfires could end up affecting how hot temperatures get.
Air Quality Alert issued July 20 at 7:40PM PDT by NWS Pendleton OR
The Washington State Department of Ecology, Benton Clean Air Agency, have issued an Air Quality Alert until 9 AM PDT Wednesday. For the Smoke Air Quality Alert, wildfires burning in the region combined with forecasted conditions will cause air quality to reach unhealthy levels. Pollutants in smoke can cause burning eyes, runny nose, aggravate heart and lung diseases, and aggravate other serious health problems. Limit outdoor activities and keep children indoors if it is smoky. Please follow medical advice if you have a heart or lung condition. Information from the Washington Department of Ecology web site is available at http://www.ecy.wa.gov/air.html or call 360-407-6000. Information from the Benton County Clean Air Agency web site is available at http://www.bentoncleanair.org or call 509-783-1304.
Air Quality Alert issued July 20 at 6:03PM PDT by NWS Pendleton OR
The Washington State Department of Ecology and Benton Clean Air Agency have issued an Air Quality Alert until 9 AM PDT Wednesday. For the Dust Air Quality Alert, forecasted winds may carry large amounts of dust causing air quality to reach unhealthy levels. Pollutants in smoke can cause burning eyes, runny nose, aggravate heart and lung diseases, and aggravate other serious health problems. Limit outdoor activities and keep children indoors if it is smoky. Please follow medical advice if you have a heart or lung condition. Information from the Washington Department of Ecology web site is available at http://www.ecy.wa.gov/air.html or call 360-407-6000. Information from the Benton County Clean Air Agency web site is available at http://www.bentoncleanair.org or call 509-783-1304.
About
Plymouth Park Campground is an Army Corps of Engineers recreation area located near the small town of Plymouth, Washington, on the shores of Lake Umatilla along the Columbia River. The campground sits in a high desert environment with tall sage and Russian olive trees providing limited shade. The area is home to abundant wildlife including mule deer, waterfowl, and raptors. The campground features 32 spacious sites with paved roadways and grassy areas. Sites 11-20 offer full hookups with water, electric, and sewer connections, while the remaining sites have water and electric service. Most sites are pull-through and can accommodate RVs up to 55 feet. Each campsite includes a picnic table, fire ring, and grill. Facilities include flush and vault toilets, hot showers, drinking water, a dump station, and playground. The day-use area and boat launch are located on a small island and include a swim beach, boat ramp, flush toilets, vault toilet, and courtesy dock. Popular activities include fishing for Chinook, steelhead, walleye, sturgeon, and shad, as well as swimming, boating, and water skiing. McNary Dam and Visitor Center and Lake Wallula are two miles upstream, offering additional recreation opportunities.
Directions
From Kennewick, Washington take US-395 South for 23 miles to Exit 131. Merge onto State Route 14 West and continue for 1 mile. Turn south onto Plymouth Road and continue for 1 mile. Follow the curve to Christie Road. The campground is the first left and the day use area is the second left.
Amenities
| Water | Yes |
| Fires Allowed | Yes |
| Toilets | Yes |
| Dump Station | Yes |
| Wifi | — |
| Pets Allowed | Yes |
| Showers | Yes |
| Electric Hookups | Yes |
| Water Hookups | Yes |
| Sewer Hookups | Yes |
| Camp Store | — |
| Price | $30 - $50 |
Vehicle
| Max RV Length | 55ft |
| Max Trailer Length | 55ft |
| Big Rig Friendly | Yes |
| Pull Through Sites | No |
Contact
| Phone | +1 (541) 739-1135 |
Cell Service
| AT&T | Yes |
| Verizon | Yes |
| T-Mobile | Yes |
Availability
Photos
Community Posts
No posts yet. Be the first to share your experience!