Discovery Center Beach in the Pennsylvania Highlands offers a shallow freshwater environment suitable for beginners. Divers and snorkellers can expect depths ranging from 1 to 5 metres, with an average depth of 3 metres. Entry is via the shore, and the site typically experiences mild currents and visibility between 5 and 10 metres. Summer water temperatures average around 23°C, though conditions vary significantly in spring. The area is located south of the main state park beach and provides facilities including parking, toilets, and showers. Divers should remain aware of boat traffic in the vicinity. Guided tours are available for those visiting this site.

Beckman's Cove is a sheltered freshwater site located on the eastern side of Beckman's Peninsula. The topography is defined by dense aquatic weed beds that form underwater forests, providing habitat for various temperate freshwater fish and invertebrates. Divers and snorkellers can expect depths ranging from 2 to 6 metres, with an average of 4 metres. Conditions are generally mild, though visitors should remain aware of boat traffic and potential entanglement hazards within the vegetation. The site is accessible via both shore and boat, and facilities include parking, toilets, showers, and changing rooms. A typical dive lasts 45 minutes, and the site is suitable for intermediate-level divers.

Arrowhead Cove is an artificial reef site located at the northern end of Deep Creek Lake in the Pennsylvania Highlands. This freshwater location offers a shallow dive experience with depths ranging from 1 to 8 metres, averaging 4 metres. Entry is via the shore, and the site is suitable for beginners. Divers should expect mild currents and visibility between 1 and 5 metres. Seasonal temperature variations are typical, with summer water temperatures reaching approximately 24°C, though thermoclines are common. Winter diving is possible with the use of drysuits. Parking facilities are available at the site, and a typical dive lasts around 45 minutes.

Mt Storm Lake is a freshwater dive site in the Pennsylvania Highlands characterised by warm water temperatures year-round due to power plant cooling discharge. Divers can explore depths ranging from 6 to 40 metres, with an average depth of 15 metres. The site is accessible only by boat and features mild currents. Visibility typically fluctuates between 2 and 9 metres. Due to the nature of the environment, divers should be aware of hazards including boat traffic, entanglement risks, and low visibility conditions. The lake remains largely ice-free during winter months, with surface temperatures in summer reaching 29 to 33 degrees Celsius.

Rock Garden is a freshwater reef site located where the Cheat River flows into Cheat Lake. The site features a rocky substrate and is situated in a transition zone that offers different water conditions compared to the main reservoir. Snorkelling here is suitable for intermediate participants, with depths ranging from 1 to 2 metres and an average depth of 1 metre. Access is by boat only. Divers and snorkellers should be aware of hazards including boat traffic, low visibility, and strong currents. The habitat supports various temperate freshwater fish and invertebrates typical of the region.

Mont Chateau Shoreline in the Pennsylvania Highlands features a steep, freshwater topography defined by submerged rock ledges. Snorkelers can navigate these drop-offs, which provide structural changes in the lake bed. The site is suitable for intermediate snorkelers, with entry possible from both shore and boat. Conditions are generally characterized by mild currents. Divers and snorkelers should remain aware of potential hazards, including boat traffic, deep water, and the risk of entanglement. As a freshwater environment, the site offers a unique perspective on the local lake bed structure near the former state park location.