Wazee Lake is a spring-fed seepage lake in Adams County, Wisconsin, known for its non-motorized status and quiet environment. This freshwater site offers shore access and features a diverse aquatic plant community. Divers can explore depths reaching up to 58 metres. The site is suitable for beginners, though the significant depth presents a hazard for those who do not monitor their profile. Conditions are generally calm with mild currents. Snorkelling is also possible at this location.

Governor's Island is a peninsula on the north shore of Lake Mendota, United States, characterised by high rocky bluffs. The site offers a vertical underwater environment where the lake floor drops to depths of 25 metres, with an average depth of 8 metres. Snorkellers access the water from the shore. Conditions are variable, with visibility typically ranging between 2 and 6 metres. Due to the depth and potential for cold water and thermoclines, this site is suited for intermediate snorkellers. Parking is available for visitors. The site is rated 3 out of 5 for snorkelling activities.

The SS Appomattox is a freshwater wreck site accessible via a shore entry. Divers typically navigate to the centermost buoys, where lines lead to training platforms at 6m. The site features depths ranging from 5m to 12m, with an average depth of 7m. Conditions vary, with visibility between 2m and 6m. A thermocline is generally present at 6m, where water temperatures drop to approximately 15.5°C. During summer months, surface water temperatures range from 18°C to 24°C. Divers should be aware of potential boat traffic, cold water, and low visibility. Parking is available along Edgehill Drive, with gear loading permitted at the boathouse.

Second Point is a freshwater site in the United States offering a gravel shore entry and a gentle slope. The topography includes submerged platforms and a treasure chest structure, making it a suitable location for beginners. Divers typically experience depths between 4 and 9 metres, with an average of 8 metres. Visibility is variable, ranging from 1 to 5 metres. A thermocline exists at approximately 6 metres, where water temperatures drop to 15.5C. During summer, surface temperatures range from 18 to 24C. Hazards include cold water, entanglement risks, and low visibility. Parking is available for visitors, and the site is also accessible for snorkelling.