Route: The trail first passes through mixed exotic forest, then native Koa/Ohia forest, and finally through former pasture, before rising 3,250` in elevation in 5.5 miles to reach the old Civilian Conservation Corps camp and Ranger station at Keanakolu. The trail is not well maintained and can be difficult to negotiate in wet weather. Catchment water is available at Keanakolu, but purify before drinking. Area is open to year-round game mammal hunting. Wear bright colored clothing.

Directions: A partially paved, four wheel drive road leads mauka from Highway 11 at the 30 mile post in Ookala. Follow road 2.7 miles to the Hilo Forest Reserve boundary and Humuula Trail.

Camping: Permits for Keanakolu are available from Hawaii District, Division of Forestry and Wildlife in Hilo, call 808-974-4221.

Do not use any trail or access road that is not delineated by name and color and that may also be displayed on these maps. The marked features are managed for public recreational use. Other trails or roads that branch off from the public features may be on private property, and are not managed for any public recreational use. Access is subject to adjacent landowner approval, and if used without authorization, you will be trespassing and possibly putting yourself at risk.