Arizona /

River Reservoir

Reservoir in Arizona · 129 acres · near Northwoods

River Reservoir has 1 boat ramp listed as public.

Past algal blooms

Harmful algal blooms reported on this water (state reports compiled by U.S. EPA): 2026.

state reports compiled by U.S. EPA · checked October 18, 2026

Motors: Up to 10 hp (as the agency lists it for the launch here; check the posted rules before you go)

Launches