Pumice Mine Road (FR 01S40) in CA -- Camping Rules & Access

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Pumice Mine Road (FR 01S40) in CA

Road corridorInyo NF, Mono Lake Ranger District

14 mi from Mammoth Lakes

Maps 8,395 ft

Dispersed camping generally allowed

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

Inyo National Forest ↗

Stay limit: 14 consecutive days · 28 days total per calendar year · then move 10 mi
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Road Access

Difficult
  • All 4.8 miles of this road are maintained for high-clearance vehicles, dirt the whole way.
  • Estimated climb: 1,100 ft over 4.8 miles through 6 switchbacks, with sustained grades near 14% and pitches to 16%.
  • Terrain estimates show roadside drops of up to ~120 ft on the downhill side.
  • Dead-end road; turnaround space is not mapped.

Setting

Some privacy
  • Moderately separated here.
  • Mount Wood stands 4,233 ft above the map pin, 8.3 miles west.

Rules

  • Within a 10-mile radius of any undeveloped campsite for a period longer than 14 consecutive days… Anywhere within the Inyo National Forest for more than 28 total days during a calendar year.
  • Camping rules
  • Current fire orders

Climate averages

October normals 26–59°F, 1.1″ precipitation. Monthly averages, PRISM 1991–2020.