Hanford Reach National Monument wilderness guide
National Monument · WA

Hanford Reach National Monument

Hanford Reach National Monument in Washington is a protected area offering a unique blend of history, ecology, and recreation along the last free-flowing section of the Columbia River.

National Monument195,0003+ Trails

Designation

National Monument

Total Wilderness Area

195,000

Elevation / Terrain

Diverse Wilderness

Field Editorial Guide

About Hanford Reach National Monument

Hanford Reach National Monument in Washington is a protected area offering a unique blend of history, ecology, and recreation along the last free-flowing section of the Columbia River.

Wilderness Landscape & Natural Heritage

Hanford Reach National Monument spans over 195,000 acres in south-central Washington. This area is best known for its preserved Columbia River environments, offering diverse geological and ecological features. The monument holds significant historical importance due to its connection to the Manhattan Project during World War II. Its undammed river stretch supports a rich ecosystem, providing vital spawning grounds for salmon and habitat for various wildlife, including deer and sage-grouse. Visitors are drawn by the area's natural beauty and diverse recreational activities such as hiking, fishing, and wildlife viewing. Popular sites include the White Bluffs and Saddle Mountain, which provide breathtaking views of the surrounding landscape. With its blend of natural and historical features, Hanford Reach attracts outdoor enthusiasts and history buffs alike.

Field Guide · National Monument
Adventure Destinations

Notable Destinations Near Hanford Reach National Monument

Scenic viewpoints, outdoor landmarks, and notable points of interest within 60 miles.

Key Wilderness Highlights

White Bluffs OverlookSalmon Spawning Grounds in the Columbia RiverHistoric B ReactorSaddle Mountain Hiking Trails
Wilderness Recreation

Outdoor Adventures in Hanford Reach National Monument

Explore curated guides for top outdoor sports, trail networks, and wilderness activities.

Park Recreation

Hiking

Available in Hanford Reach National Monument
Park Recreation

Wildlife Viewing

Available in Hanford Reach National Monument
Park Recreation

Fishing

Available in Hanford Reach National Monument
Park Recreation

Photography

Available in Hanford Reach National Monument
Park Recreation

Scenic Drives

Available in Hanford Reach National Monument
The Ranger Station

Visitor Logistics & Essential Planning

Everything you need to know about entrance passes, seasons, visitor centers, road transit, and wildlife safety in Hanford Reach National Monument.

Passes & Fees

Entrance Requirements & Interagency Passes

No entrance fee, but some activities may require permits.

Wilderness Checklist

Carry paper topographic map & compass in remote zones.
Store all food and scented items in approved bear canisters.
Check wildfire / smoke advisories before backcountry departure.
Pack out everything you pack in (Leave No Trace).
Adventure Basecamps

Gateway Towns Near Hanford Reach National Monument

Stay, dine, and gear up in these mountain towns and scenic basecamps surrounding the park.

Royal City, Washington
18.86 miles
Gateway Basecamp

Royal City, Washington

Royal City offers quiet outdoor adventures with easy access to paddling, hiking, and bird watching in eastern Washington's Columbia Basin. It's a base for exploring open landscapes and wildlife away from crowds.

Spring through Fall
Explore Town
Mattawa, Washington
19.08 miles
Gateway Basecamp

Mattawa, Washington

Mattawa is a small town in Central Washington offering paddling on the Columbia River, quiet desert hiking, and rich birdwatching spots. With wide-open spaces and protected wildlife refuges nearby, it’s a peaceful base for exploring rugged landscapes.

Spring through Fall
Explore Town
Othello, Washington
21.63 miles
Gateway Basecamp

Othello, Washington

Othello offers outdoor lovers a quiet desert landscape with access to hiking, biking, paddling on irrigation canals and Potholes Reservoir, plus excellent birdwatching and some of the darkest night skies in Washington State.

Spring and Fall
Explore Town
Mesa, Washington
25.19 miles
Gateway Basecamp

Mesa, Washington

Mesa is a peaceful Columbia River town perfect for hiking, boating, and bird watching. Its desert landscapes and river access offer a quiet, scenic setting for outdoor adventures from spring through fall.

Spring through Fall
Explore Town
Benton City, Washington
25.80 miles
Gateway Basecamp

Benton City, Washington

Benton City, Washington offers a rugged Columbia Basin adventure with hiking, paddling, biking, and wine touring. Its open landscapes, rivers, and rich wildlife habitats make it a distinct outdoor playground worth visiting all year long.

Spring through Fall
Explore Town
Mount St. Helens, Washington
27.47 miles
Gateway Basecamp

Mount St. Helens, Washington

Mount St. Helens offers epic hiking, mountain biking, paddling, and winter sports across a dramatically changed volcanic landscape. Visitors can explore crater views, lava caves, and regenerating forests for a truly unique outdoor adventure.

Late Spring through Early Fall
Explore Town
Expert-Led Wilderness Expeditions

Guided Experiences in Hanford Reach National Monument

Explore scenic backcountry routes and epic wilderness adventures with certified local mountain guides, naturalists, and outfitters.

Sip and pedal through the birthplace of Washington wine
ADVEXPEDITION
Prosser, Washington
Bike TourADV Bookable

Sip and pedal through the birthplace of Washington wine

A focused 6-hour bike tour that threads riverside lanes and vineyard roads in Prosser, ending at a panoramic winery—this guide explains what to expect, what to pack, and how the route flows.

Bike TourPT2HCertified Outfitter
Bookable OnlineBook Trip
Slow-rolling Summers: Multi-Day Pontoon Rentals on Moses Lake
ADVEXPEDITION
Moses Lake, Washington
Boat RentalADV Bookable

Slow-rolling Summers: Multi-Day Pontoon Rentals on Moses Lake

Multi-day pontoon rentals for up to 10 people on Moses Lake and Potholes, featuring a sundeck, MP3 hookup and optional tubing—this guide orients you to the logistics, on-water features and operator policies.

Boat RentalPT2HCertified Outfitter
Bookable OnlineBook Trip