Version history for Normark, William R., and Piper, David J.W., 1998, Preliminary evaluation of recent movement on structures within the Santa Monica Basin, offshore southern California: U.S. Geological Survey Open- File Report 98-518 [available on the World Wide Web at http://pubs.usgs.gov/of/1998/of98-518/ ]. Version 1.0 September 23, 2005 Released online at http://pubs.usgs.gov/of/1998/of98-518/ 1998 Initial release in paper form