Gibson Dam, the principal structure of the Sun River Project, is on the Sun River, 70 miles west of Great Falls, Montana. It is a concrete arch dam and contains 167,500 cubic yards of concrete. The reservoir, with 1,296 surface acres and 15 miles of shoreline, offers fair fishing for rainbow trout, cutthroat trout, and
Maybe — confirm before you go.
Reclamation honors the pass at only a handful of sites — confirm before you rely on it here.
- Fee type Fee unknown — The fee structure here is unconfirmed.
- Source Find on Recreation.gov ↗
- Last verifiedJuly 6, 2026 · Check
- Official pagewww.recreation.gov ↗
- Contact 406-791-7700
Common questions
Quick Yes / No / Depends answers for Gibson Reservoir — always confirm with the managing site before you go.
Depends Does the America the Beautiful pass work here?
Maybe — Reclamation honors the pass at only a handful of sites — confirm before you rely on it here. Check with the managing agency before you go.
Yes Can you fish at Gibson Reservoir?
Yes — fishing is one of the listed activities here. You’ll need a valid state fishing license.
Yes Can you kayak, paddle, or boat here?
Yes — there’s water for boating and paddling at Gibson Reservoir. Hand-launched craft usually need no permit; motorized boats may need registration or a launch fee.
Yes Can you camp at Gibson Reservoir?
Yes — camping is available. Reserve ahead where required; you can check availability on Recreation.gov.
Depends Can you have a campfire?
Sometimes — campfires are subject to seasonal fire restrictions and bans. Always check current fire conditions first.
Yes Are there hiking trails?
Yes — trails here include North Fork Sun River Trail, Norwegian Gulch Trail #271, Home Gulch - Lime Gulch #267, and more. Check length and difficulty before you go.
Depends Is hunting allowed?
Yes — hunting is permitted here in season, with the required state license and tags. Check seasons and unit rules.
Yes Can you bring a dog?
Generally yes — dogs are welcome when kept under control (usually leashed). Confirm any local rules.
Depends Are drones allowed?
Sometimes — often allowed away from wilderness and developed or crowded areas, with rules. Check locally before you fly.
Nearby sites
Montana Department of Fish Wildlife and Parks / Public domain · Wikimedia Commons Bureau of Reclamation Pishkun Reservoir
CheckReclamation honors the pass at only a handful of sites — confirm before you rely on it here.
Willow Creek Reservoir - Montana
CheckReclamation honors the pass at only a handful of sites — confirm before you rely on it here.