Farrington Siphon (FR 01N17) in CA

Road corridorInyo NF, Mono Lake Ranger District

22 mi from Mammoth Lakes

Maps 7,919 ft

Camping permission not confirmed

Miles 7.1–7.7 cross land the Forest Service doesn't manage; camping there needs the landowner's permission.

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

VerizonWEAK

AT&TNONE

T-MobileNONE

StarlinkEXCELLENT

Difficult

All 7.7 miles of this road are maintained for high-clearance vehicles, dirt the whole way.
Near Gibbs Lake Trailhead.
Estimated climb: 1,400 ft over 7.7 miles through 8 switchbacks, with sustained grades near 14% and pitches to 23%.
Terrain estimates show roadside drops of up to ~120 ft on the downhill side.
Dead-end road; turnaround space is not mapped.

Limited privacy

Limited separation from through roads or other sites here, with the nearest through road 0.1 miles off.
Mount Dana stands 5,104 ft above the map pin, 4.1 miles west.

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

October normals 37–60°F, 1.3″ precipitation. Monthly averages, PRISM 1991–2020.

Farrington Siphon (FR 01N17) in CA -- Camping Rules & Access