The Geological Survey of Western Australia is an authority within the Department of Mines and Petroleum of the Government of Western Australia that is responsible for surveying and exploration of Western Australia's geological resources. The department provides information to industry, technical support and professional guidance to government on geology, mining and petroleum resources.
Historically the Survey has existed under the various names that the Mines Department has been ascribed by various governments.
Mapping
The mapping by the survey between 1894 and 2015 is documented in Riganti and others with examples of state maps: -
Department of Mines: 1 January 1894 - 1 July 1992
1894 - Woodward Map
1916 - Brockman Map
1919 and 1920
1933
1950
1966
1973
1979
1988 -- centenary of GSWA
1992 - 2000
1998
2015 Map
Also some sections have moved between the survey and other departments. For example, the hydrogeology section was moved to the Waters and Rivers Commission in 1996.