Epso is a shore-entry freshwater reef dive located in the Brockville and Thousand Islands region. This site features shallow, calm water, providing a suitable environment for beginners to practice buoyancy control and navigation. Conditions can be variable, so divers should check local reports before entry. The site consists of an artificial reef structure; divers should exercise caution to avoid sharp edges or entanglement and maintain neutral buoyancy to prevent contact with the structure. As a freshwater habitat, the site supports a variety of temperate freshwater fish and invertebrates typical of the region. Divers should arrive self-sufficient as facilities are unconfirmed.

Morrison Quarry is a freshwater dive site featuring purpose-sunk wrecks and artificial reef structures. Divers can explore depths ranging from 7 to 42 metres, with an average depth of 20 metres. The site is accessible via shore entry and is suitable for intermediate divers. Visibility varies significantly between 5 and 30 metres. Two thermoclines exist, with bottom temperatures remaining between 4 and 7 degrees Celsius year-round. The wrecks include confined sections that constitute overhead environments, presenting entanglement risks. Divers should carry a primary and backup torch. On-site facilities include parking, toilets, showers, changing rooms, and a cafe. Night diving is permitted at this location.