Suggested citation and version history for Stein, Ross S., 2007, Earthquake Rate Model 2 of the 2007 Working Group for California Earthquake Probabilities, Appendix D: Magnitude-Area relationships: U.S. Geological Survey, Open-File Report 2007-1162, version 2.0 [http://pubs.usgs.gov/of/2007/1162/]. Version 2.0 October 17, 2007 Release online at http://pubs.usgs.gov/of/2007/1162/ Version 1.0 Earthquake rate model 2.2 of the 2007 Working Group for California Earthquake Probabilities, appendix D: magnitude-area relationships June 8, 2007 Initial release online at http://pubs.usgs.gov/of/2007/1162/