Stuart Mill Bay is a sheltered freshwater site located at Georgetown Lake. The bay is characterised by calm waters and extensive aquatic vegetation, including weed mats that provide cover for local fish populations. With a snorkel rating of 4/5, the site is well-suited for beginners. Divers and snorkellers can access the water from either the shore or a boat. Conditions are generally mild, though water movement can vary. On-site facilities include parking and toilets, making it a convenient location for those looking to explore the underwater environment of the lake.

Philipsburg Bay Shoreline provides accessible freshwater diving and snorkelling within the productive shallows of Georgetown Lake. Located near the Philipsburg Bay Campground, the site offers easy shore entry for beginners. Divers and snorkellers can explore depths ranging from 1 to 5 metres, with an average depth of 3 metres. Visibility is generally high, though the site is characterised by cold water temperatures year-round. Surface temperatures fluctuate between 3°C and 20°C depending on the season, with deeper water remaining significantly colder. Due to the high risk of hypothermia, appropriate thermal protection is required. Toilets are available at the site for visitor convenience.