lands. Declaring that the California Department of Conservation is the primary state agency responsible for geologic hazard review and investigation. Enacting the Seismic Hazards Mapping Act, establishing a program to identify and map seismic hazard zones. Language was also added which outlined DMG's responsibilities as encompassing: Hazard assessment – identification and mapping of geologic hazards and estimates of potential consequences and likelihood of occurrence. Information and advisory services including maintenance of a geologic library, public education program, maintenance of a geologic data base, review functions, and expert consulting to federal, state and local government agencies. Emergency response including monitoring and assessment of anomalous geologic activity, and operation of a clearinghouse for post-event earth science investigations. Development and application of mitigation methods, including identifying state research needs, facilitating needed research, and expediting the application of new research results to public policy. Naming history The California Geological Survey has had many names over its history. The original Geological Survey of California was replaced in April 1880 by the new California State Mining Bureau. This was renamed the Division of Mines in 1927. In 1962 the division's name was expanded to be California Division of Mines and Geology, a name that lasted until August 2006, when the state legislature renamed the division the California Geological Survey. See also James M. Hyde, metallurgist and curator of the Mining Museum, 1900 Mapping California References Resources California Geological Survey History of the Sierra Nevada by Francis P. Farquhar, University of California Press, 1965 External links Survey of California;idT=UCb108795846 Geological Survey of California. Correspondence on the geological survey of California, 1861–1866 at The Bancroft Library. Geology of California Mining in California Geological Survey