It was first lit on 29 March 1911 and rebuilt in 1970 and is located on the highest point of the island. During the Second World War the RAAF operated No. 7 radar station at the lighthouse site, with a staff of about 30. This station was disbanded in November 1945.
^Searle, Garry. "Wedge Island". Lighthouses of South Australia. SeaSide Lights. Retrieved 29 April 2009.
^Bonnin, J.M. & Angove, R.C. (1980). "Wedge Island"(PDF). South Australian Ornithologist. 28: 104–106. Archived(PDF) from the original on 18 April 2019. Retrieved 4 January 2014.
