Indiana Summit (FR 01S47) in CA

Road corridorInyo NF, Mono Lake Ranger District

12 mi from Mammoth Lakes

2.7 mi off US 395 (straight line)

Maps 8,081 ft

Dispersed camping generally allowed

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

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

VerizonWEAK

AT&TSTRONG

T-MobileUSABLE

StarlinkEXCELLENT

Difficult

All 19.9 miles of this road are maintained for high-clearance vehicles, 18.2 miles of it dirt.
Estimated climb: 2,200 ft over 19.9 miles through 7 switchbacks, with sustained grades near 12% and pitches to 22%.
Dead-end road; turnaround space is not mapped.
Water crossings 13.1, 13.2 and 16.8 miles along the road.

Some privacy

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 28–60°F, 1.1″ precipitation. Monthly averages, PRISM 1991–2020.

Indiana Summit (FR 01S47) in CA -- Camping Rules & Access