Mill Pond Historic Site

Area Status: Open

The Mill Pond Historic Site is currently open. This site has a new picnic pavilion, renovated picnic site, and parking area. A new loop trail system with a footbridge over the canyon at the former dam site is available connecting the this site with the Mill Pond Flume Trail #520 and Mill Pond Campground. The new trail system includes fishing access paths to Sullivan Creek.

This site details the early history of Metaline Falls through a series of interpretive signing. A historic cabin is located along the interpretive trail which travels over the Mill Pond Spillway.

Bridge over old dam site Flood Pain

At a Glance

Current Conditions: Gate currently closed for hazard tree removal.
Area Amenities: Interpretive Site, Accessible, Picnic tables, Toilets, Parking
Open Season: Memorial Day Weekend - November 15
Usage: Medium
Restrictions: Trailers and RVs are prohibited at this site.
Closest Towns: Ione, WA
Information Center: Trail Map of Mill Pond Historic Site

General Information


From Metaline Falls WA:  Head northeast on Grandview St toward International Selkirk Loop N/Lehigh Ave.  Turn right onto WA-31 N/International Selkirk Loop N/Lehigh Ave continue for 2.1 miles.  Turn right onto Sullivan Lake Rd continue for 3.3 miles destination will be on the right.

Google map directions from Metaline Falls WA

Recreation Map

Map showing recreational areas. Map Information


Mountain Biking

Recreation areas with activity Mountain Biking:
  • Excellent opportunities on many forest road and trails.

River and Stream Fishing

Recreation areas with activity River and Stream Fishing:

Day Hiking

Recreation areas with activity Day Hiking:

Viewing Wildlife

Recreation areas with activity Viewing Wildlife:
  • Variety of wildlife ranging from common whitetail deer to endangered woodland caribou and threatened grizzly bear.
  • Hall Mountain which borders the east side of the lake is home to a bighorn sheep herd.
  • Other species of interest are moose, elk, mountain lion, black bear, gray wolf, bald eagle, and other bird species.

Viewing Plants

Recreation areas with activity Viewing Plants:
  • Deep valleys contain Cedar-Hemlock forests while high ridges over Whitebark Pine and other alpine plants.

Viewing Scenery

Recreation areas with activity Viewing Scenery:
  • Spectacular views of the Selkirk Mountains.

Interpretive Areas

Recreation areas with activity Interpretive Areas:
  • Site provides detail local history through interpretive signing.


Recreation areas with activity Picnicking:
  • Mill Pond Campground located one mile south of the historic site.


Interpretive Site: Mill Pond Flume #520 and Floodplain #523
Picnic tables: No Day Use Fee
Parking: No Day Use Fee
Toilets: Vault

Related Information

Recreation Areas

Recreation Activities



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  Elevation : 
2,520 feet