Quarry #13 is a freshwater site notable for its distinct geological features, including visible basalt dikes and rock formations characteristic of the St. Cloud Red Granite region. Divers and snorkellers can explore these underwater structures at depths ranging from 3 to 12 metres, with an average depth of 8 metres. The site is accessed via a shore entry. Conditions vary, with visibility typically between 2 and 7 metres and cold water temperatures common to the region. Facilities available at the site include parking, showers, changing rooms, toilets, a rinse station, air fills, guided tours, a dive shop, and boat charters.