Picnic Hollow is a freshwater site located near the intake structure and dam of Dewey Lake. The topography is defined by steep underwater drop-offs and rocky rip-rap substrate. This rocky environment contributes to visibility ranging between 12 and 18 metres, which is generally clearer than the surrounding silty coves. The site reaches depths of up to 15 metres, with an average depth of 12 metres. Access is via a shore entry. Due to the depth and terrain, this site is suited for intermediate snorkelers. Facilities at the location include parking and toilets.

Stratton Branch Swimming Cove is a freshwater site located within the Eastern Kentucky Lakes. This designated boat exclusion zone, which historically served as the park's main swimming beach, provides protection from boat wakes. The site features a mix of reef and artificial reef structures, with depths ranging from 1 to 8 metres and an average depth of 3 metres. Entry is via the shore, and conditions typically include mild currents and visibility between 1 and 5 metres. Water temperatures in early April are approximately 13°C, necessitating a wetsuit. The site is suitable for beginners, with a typical snorkel duration of 45 minutes.

Goble Branch Cove is a quiet embayment situated away from the main channel traffic of Dewey Lake. The site features a shoreline characterized by numerous fallen trees, or deadfalls, which provide structural complexity within the freshwater environment. Snorkellers should exercise caution regarding potential entanglement hazards posed by these submerged branches. Access to the water is available via both shore and boat entry points. Conditions are generally mild, though water movement can vary. Facilities at the site include parking, toilets, and showers. This location is suited for intermediate snorkellers looking for a calm, sheltered area to explore the lake's shoreline topography.

German Bridge Campground on Dewey Lake offers a shallow, silty muck snorkeling environment. Located at the upper end of the lake, the site features depths ranging from 1 to 5 metres, with an average depth of 3 metres. Entry is via the shore, and conditions typically involve mild currents and visibility between 1 and 3 metres. Due to the silty nature of the bottom, snorkelers should be aware of potential entanglement hazards and low visibility. The site is suitable for beginners, with typical sessions lasting around 30 minutes. Facilities including parking, toilets, and showers are available at the campground.