Lucerne Swim Beach at Flaming Gorge Reservoir provides a straightforward shore entry for snorkelers. The site features a substrate composed of a mix of sand and gravel. Visibility at this freshwater location typically ranges between 6 and 12 metres. While the surface water temperature can reach 13 to 24°C during the summer, a thermocline generally forms at depths of 9 to 21 metres, causing significantly colder conditions below. Due to the potential for cold water, appropriate thermal protection is advised. Toilets are available at the site for visitor convenience.

Brinegar Ferry is a freshwater dive site located in Flaming Gorge Reservoir. The site features a wide, shallow bay with a mix of reef and artificial reef structures. Divers can expect depths ranging from 2 to 12 metres, with an average depth of 7 metres. Entry is via the shore, and conditions typically include mild currents and visibility between 6 and 12 metres. A thermocline is present, with water temperatures dropping significantly below 10 to 12 metres. Due to the environment, divers should be aware of hazards including boat traffic, cold water, entanglement, and low visibility. The site is suitable for beginners, with typical dives lasting around 40 minutes.

Brinegar Crossing in Flaming Gorge Reservoir offers a unique freshwater snorkeling experience over the submerged remains of a historical ferry site. The topography features rocky ledges that drop off into the deeper Green River channel, providing varied terrain for exploration. Snorkelers should be aware of the distinct temperature stratification, with a thermocline typically forming at 9 metres. Conditions vary, with visibility generally ranging between 6 and 12 metres. Entry is from the shore, and the site is suitable for beginners, though users must remain vigilant regarding boat traffic and cold water temperatures below the thermocline.

Kingfisher Island is a remote, boat-access site located in Flaming Gorge Reservoir. The site is characterised by unique geological strata that extend from the eastern shoreline into the water, forming underwater rock gardens. Snorkellers should be prepared for cool freshwater conditions, with visibility typically ranging between 6 and 12 metres. A thermocline generally forms at approximately 9 metres, below which water temperatures drop significantly. Given the cold water temperatures, which often hover between 7 and 8°C, this site is suited for intermediate swimmers experienced in cold-water environments. Hazards include boat traffic, deep water, potential entanglement, and the risk of hypothermia during prolonged exposure.

Sunny Cove is a sheltered, wake-free area within Flaming Gorge Reservoir, making it a suitable location for beginners. The site features a mix of sandy and rocky bottom topography, which can be observed from the surface. Snorkellers can expect depths ranging from 1 to 30 metres, with an average depth of 5 metres. Conditions are generally calm with mild currents and visibility typically between 9 and 15 metres. Access to the water is via a shore entry, providing a straightforward experience for those looking to explore the reservoir environment.

Buckboard is a freshwater dive site in Flaming Gorge Reservoir featuring a combination of natural and artificial reef structures. Divers can explore depths between 6 and 21 metres, with an average depth of 10 metres. A thermocline typically forms at 9 metres, where temperatures drop significantly from surface highs of 20°C. Visibility ranges from 3 to 10 metres with mild currents. Entry is accessible by both shore and boat. Due to potential boat traffic and entanglement hazards, this site is best suited for intermediate divers. On-site facilities include parking, toilets, showers, air fills, and equipment rental.

Mustang Ridge on the North Shore of Flaming Gorge Reservoir is a protected cove featuring a gentle slope and large boulders covered in golden algae. The site offers shallow rock ledges suitable for snorkelers, with depths ranging from 2 to 10 metres and an average of 6 metres. Entry is via the shore. Conditions include mild currents and visibility between 6 and 9 metres. Divers and snorkelers should be aware of boat traffic, potential entanglement, and cold water temperatures. A thermocline exists, where temperatures can drop significantly below the surface. Facilities at the site include parking, toilets, and showers.

Dutch John Draw is a freshwater canyon site within Flaming Gorge Reservoir featuring rock walls and submerged debris. The site offers depths reaching 30 metres, though a thermocline exists at approximately 9 metres where temperatures drop significantly. Divers and snorkellers can explore the submerged structures and search for items left by boaters and paddleboarders. Access is available via both shore and boat entry. Conditions vary, with visibility typically ranging between 6 and 12 metres. Due to the depth, cold water, and potential for boat traffic and entanglement, this site is best suited for intermediate divers.