There are two primitive wilderness tent camping areas which are accessible only by trail, Hōlua and Palikū. Reservations are required for both campsites through www.recreation.gov. The reservation system is live as of April 22, 2021 at 7 am HST.
Each single campsite allows a maximum of five people and two tents.
Group campsites allow for a maximum of ten people.
Hōlua and Palikū campsites have pit toilets and seasonally non-potable water available nearby. The water must be filtered or treated before drinking. In times of drought, all water must be carried in.
Horses, mules, and donkeys are permitted as pack animals on the Keoneheʻeheʻe Trail, Halemauʻu Trail, and Supply Trail. All waste produced by pack animals must be removed from parking areas and trailheads. No group may have more than 12 pack animals. Riders, commerical operators, and owners are responsible for the removal of dead or injured stock within 72 hours. Pets of any other kind are prohibited on all trails.