Hunter Cove Shoreline is a freshwater site featuring riprap shorelines that serve as an artificial reef structure. Snorkelling here is best suited for beginners, though the site is rated 1/5 for the activity. Depths start at 1 metre and vary. Conditions are subject to change, with mild currents and potential for low visibility. The water is cold, with temperatures recorded at 39°F in April, which necessitates caution regarding cold water exposure. Divers and snorkellers should be aware of boat traffic and potential entanglement hazards. Facilities available at the site include parking, toilets, and showers. Early morning visits are recommended to avoid sediment disturbance from wind and boat wakes.

Gremlin Cove Beach is a freshwater snorkel site located on the eastern end of Harlan County Lake near the dam. The site features an artificial reef structure and offers a protected swimming area. Snorkelling depths range from 1 to 5 metres, with an average depth of 3 metres. Entry is via the shore. Conditions vary, though proximity to the dam can occasionally improve visibility during high water levels. Water temperatures can drop to 5°C, necessitating appropriate thermal protection. The site is suitable for beginners, though snorkelers should remain aware of boat traffic in the area. Facilities including parking, toilets, and showers are available on-site.

Methodist Cove is a freshwater site located at Harlan County Lake, featuring a 300-foot rock shoal and over 150 artificial fish structures. This site serves as a demonstration of underwater habitat engineering. Snorkellers should be prepared for variable conditions, as visibility is often low, typically ranging from 1 metre upwards. The site is accessible via both shore and boat entries and is suited for intermediate-level snorkellers. Facilities available at the location include parking, toilets, and showers.