In 2012 the area was declared a National Surfing Reserve because it is a place considered sacred by the national surfing community and the bay provides three breaks, Cactus (left and right), Castles (left) and Caves (right). The areas is also protected under the South Australian Government Heritage Agreement as a Coastal Protection Reserve.

Lake MacDonnell is known to have the largest deposits of gypsum in Australia with estimated reserves in excess of 500 million tonnes, it has been mined since 1919. In the early days it was shipped from a jetty at Port Le Hunte / Point Sinclair.