Ruby Three Mile (FR 4478) in MT -- Camping Rules & Access

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Ruby Three Mile (FR 4478) in MT

Road corridorKootenai NF, Three Rivers Ranger District

19 mi from Libby

Maps 3,246 ft

Dispersed camping generally allowed

U.S. Forest Service default; a local order can restrict it.

Kootenai National Forest ↗

Stay limit: 16 consecutive days · 32 days total per calendar year · then move 0.5 mi
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Road Access

Difficult
  • All 6.2 miles of this road are maintained for high-clearance vehicles, dirt the whole way.
  • Near Preacher Mountain.
  • Estimated climb: 1,000 ft over 6.2 miles through 8 switchbacks, with sustained grades near 14% and pitches to 27%.
  • Terrain estimates show roadside drops of up to ~180 ft on the downhill side.
  • Dead-end road; turnaround space is not mapped.

Setting

Fairly secluded
  • Well separated here, with the nearest through road 1.2 miles off.
  • Preacher Mountain stands 1,693 ft above the map pin, 1.7 miles southwest.
  • Kootenai River runs 1.1 mi off.

Rules

  • Camping or otherwise occupying a single site for over 16 consecutive days within a calendar year… Camping or otherwise occupying any number of sites over 32 cumulative days within a calendar year.
  • Camping rules
  • Current fire orders

Climate averages

October normals 30–53°F, 2.3″ precipitation. Monthly averages, PRISM 1991–2020.

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