Camping in the Green River area is fairly easy due to the Flaming Gorge National Recreation Area, and the Ashley national Forest surrounding the entire area. There are many campgrounds in the area, all one needs do is go on line to the official campground sign up page for the National forest Campgrounds.
Some Suggestions: Dripping Springs / Mustang Ridge / Deer Run / Cedar Springs / Firefighters / Greendale / Skull Creek / Lodgepole / Green Lakes / Canyon Rim.
Green River Fly Fishing Report
Green River fly fishing guides
Utah
Green River fly fishing guide
Utah