Marietta Landing in Lake Texoma is a popular freshwater site featuring a dedicated scuba park. Divers can explore various artificial reefs, including sunken boats, platforms, and a motorcycle. The site offers depths ranging from 3 to 80 metres, with an average depth of 30 metres. Shore entry is available, and the site is suitable for intermediate divers. Visibility varies significantly from 3 to 30 metres. During summer, divers should be aware of thermoclines, where surface temperatures in the 70s to 80s°F drop significantly at depth. The site provides comprehensive facilities including air fills, equipment rental, and a rinse station.

Martin's Landing Beach on Lake Texoma offers a beginner-friendly freshwater snorkeling experience. The site features an artificial reef composed of several sunken objects located in shallow water. 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 area is generally characterised by mild currents. Visibility typically fluctuates between 6 and 20 metres. Be aware of potential hazards including cold water, entanglement risks, and periods of low visibility. Facilities available at the site include parking, toilets, showers, and a rinse station.

Tucker Tower Base in Lake Texoma offers a unique freshwater environment featuring rock formations and a vertical drop-off. The site functions as an artificial reef, with depths ranging from 5 to 9 metres and an average depth of 7 metres. Divers and snorkellers can access the water from either the shore or a boat. Conditions are variable, with visibility typically between 2 and 9 metres and mild currents. The site is suited for intermediate divers, with a typical dive duration of 45 minutes. Facilities available at the location include parking, toilets, and showers, with guided tours also provided.

Spillway Tower in Lake Texoma is an advanced dive site defined by its steel spillway tower structure. The site reaches depths between 3 and 31 metres, with an average depth of 8 metres. Divers should be prepared for variable conditions, including low visibility ranging from 1 to 6 metres and significant thermoclines. The site presents hazards such as entanglement risks, overhead environments, and deep water. Access is available via both shore and boat. While primarily suited for advanced divers, the upper structure of the tower is accessible for snorkelling. Facilities at the location include parking, toilets, showers, air fills, and equipment rental.

Caney Creek Rocky Point at Lake Texoma features a rocky shoreline defined by limestone outcroppings. This freshwater site is suitable for intermediate snorkelers, offering depths ranging from 1 to 8 metres with an average of 4 metres. Entry is via the shore, and conditions include mild currents and visibility between 2 and 8 metres. Snorkelers may encounter temperate freshwater fish and invertebrates typical of the region inhabiting the rock crevices. Facilities at the site include parking, toilets, and showers. Due to the nature of the environment, snorkelers should remain aware of boat traffic, cold water, and variable visibility.

Treasure Island North Shore is a freshwater snorkel site located 500 metres from the shore of Lake Texoma. Accessible only by boat, the site features a topography defined by transitions between sandy and rocky zones. Depths at this location range from 1 to 5 metres, with an average depth of 3 metres. Snorkellers should be aware of mild currents and active boat traffic in the area. The site is suited for intermediate snorkellers, with a typical session lasting approximately 45 minutes. As a freshwater environment, the site offers a distinct experience for those exploring the lake's underwater features.

North Island Cove is a sheltered freshwater site located on the southern side of North Island in Lake Texoma. This location provides protection from the wind, creating calmer water conditions suitable for beginner snorkelers. The site features shallow sandbars that offer a relaxed environment away from busier areas of the lake. Snorkelers can expect to encounter typical temperate freshwater fish and aquatic vegetation common to the region. Access to this site requires a boat. Divers and snorkelers should remain aware of boat traffic in the area. Facilities available nearby include parking, toilets, showers, changing rooms, a rinse station, air fills, equipment rental, a cafe, first aid, a dive shop, boat charters, and guided tours.

Ben's Campground Swim Beach in Lake Texoma State Park offers accessible shore diving and snorkelling within the Rooster Creek area. The site features a mix of sandy bottoms and submerged rocky structures, providing habitat for temperate freshwater fish and invertebrates. Divers and snorkellers can expect depths ranging from 1 to 5 metres, with an average of 3 metres. Visibility typically varies between 4 and 8 metres. The site is suitable for beginners, though users should remain aware of boat traffic and variable visibility. Facilities at the location include parking, toilets, showers, and changing rooms.