The public boat launch at Shawanaga Lake sits at the southern end of this warm-water lake in Whitestone, Parry Sound District, Ontario. Access is via Lorimer Lake Road, which connects to the southern portion of the lake.

The northern shoreline is reached by Shawanaga Lake Road, a seasonally maintained route. Shawanaga Lake covers approximately 220 hectares (540 acres) with a shoreline stretching 23. 7 km.

The lake sees heavy recreational boat traffic, making the public launch a well-used access point for the area.