Version history and suggested citation: Schilling, S.P., Doelger, S., Walder, J.S., Gardner, C.A., Conrey, R.M., and Fisher, B.J., 2008, Digital data for volcano hazards in the Mount Jefferson region, Oregon: U.S. Geological Survey Open-File Report 2007-1224 [http://pubs.usgs.gov/of/2007/1224/]. Version 1.0, August 8, 2008 Initial release online at: http://pubs.usgs.gov/of/2007/1224/