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Recreation Region: Detroit Ranger District

Upper Arm Day Use Area

Current Conditions
For current conditions, please contact the local ranger station. Forest Service roads are not maintained for snow and ice.

Upper Arm is situated on a quiet cove of the Breitenbush Arm of Detroit Lake away from motor boating activities. Fishing opportunities abound along the shoreline trails and from the wooden fishing pier. Enjoy calm water at the sandy swimming beach. Observe various species of waterfowl and birds from the wildlife viewpoint.

General Information

April - October

Day use only; no overnight camping allowed

A valid recreation pass may be used as a form of fee payment. 

Day Use:
$5 per vehicle per day

  • The Northwest Forest Pass and interagency recreation passes are valid at this location.
  • Download the Recreation.gov mobile app prior to your trip so you can pay the fee onsite with Scan and Pay.
  • No cash or checks accepted on site.

Within developed recreation sites, dogs must be on a leash no longer than 6 feet, or otherwise under physical restrictive control. 36 CFR 261.16(j)

A sign that says, "detroit ranger station willamette national forest" with a building in the background

Address: 44125 North Santiam Highway SE Detroit, OR 97342
Phone: (503) 854-3366
Hours: Monday-Friday, 8:00 a.m. - 4:30 p.m. (Closed on federal holidays)
Office Email: sm.fs.mf@usda.gov

Getting There

Latitude / Longitude

Latitude: 44.747778

Longitude: -122.141389

Directions

Upper Arm Day Use Area is located 1 mile north of Detroit, Oregon.

From Detroit, Oregon, turn onto Breitenbush Road (Forest Service Road 46) for 1 mile to Upper Arm Day Use on left.

Facility and Amenity Information

Restrooms

Vault toilet(s)

Water

Potable water is not available at this site.

Picnic Tables

Picnic tables are available at this site.

Horse/Pack Animal Information

Horse/Pack animals are not allowed at this site.

Recreation Opportunities

Fishing - Lake & PondFishing - Lake & Pond

Recreation Groups

A sign that says, "detroit ranger station willamette national forest" with a building in the background

In the summer months, this 3,500-acre, 9-mile long lake in the Cascades below Mt.

Last updated April 27, 2026