21 GCA § 77204: Territorial Park Patrol: Powers.

A Territorial Park Patrol Officer, while within the Park System and acting within his official capacity, shall have the authority and powers conferred by law on a peace officer, including, but not limited to, the following:

(a) The power to arrest persons for public offenses committed within the Park System;

(b) The power to enforce all laws, rules and regulations relating to the Park System;

(c) The power to enforce the Vehicle Code of Guam; and

(d) The power to enforce the Litter Control Law.