Jamison-Long Lake Loop

Trail in Plumas-Eureka State Park · Plumas County, Sierra Nevada, California

14.0 mi · Loop.

A strenuous 14-mile alpine loop starting on the Jamison Creek Trail, climbing steadily past a chain of crystal-clear high-elevation lakes including Grass Lake, Rock Lake, and Jamison Lake — a popular summer swimming spot.

More in Plumas-Eureka State Park — campgrounds, fees, and typical weather. Get the Explore app for offline maps and live conditions. Data sources.