Browse Map

Explore away

Explore Map Collection

Check out our basemaps

Print a Map Plus

Generate a high-quality PDF

Field Guide

Discover local flora, fauna, geology, and more

Local Flora & Fauna

Learn the ecology of your area

Local Geology

Learn the geologic formation at your feet

Get Started or Sign In

Welcome

Continue with Apple

Already have an account? Sign In

MAP

Topo

Measure

Topo

Ecoregions

Public Lands

...

BASEMAPS

Default Weather

Temperature

Smoke

...

WEATHER

Ishi Wilderness

Wilderness Area in Lassen NF, CA

California Freshwater Fishing Regulation Map

California Saltwater Fishing Regulation Map

Print Map

Generate High-Quality PDF

Get Driving Directions

Navigate Here

On the Web

On Wikipedia

The Ishi Wilderness is a 41,339 acre (167 km2) wilderness area located on the Lassen National Forest in the Shasta Cascade foothills of northern California, United States. The Ishi Wilderness is located approximately twenty miles east of Red Bluff, California. The wilderness was created when the US Congress passed the California Wilderness Act of 1984. The land is etched by wind and water, and dotted with basalt outcroppings, caves, and unusual pillar lava formations. The land is a series of east-west running ridges framed by rugged river canyons, with the highest ridges attaining elevations of 4,000 feet (1,200 m). Deer Creek and Mill Creek are the principal drainages and flow into the Sacramento River. The Ishi Wilderness is the only protected area in California that preserves a…

Classified As

Wilderness Area