Hayward Fault USGS-SFSU Afterslip Site 50.15 km-Woodland Ave. creep rate (mm/yr) movement (mm) std. dev. # of years year date simple average linear regression 0.0 0.000 1970.074 27-Jan-70 104.6 2.6 22.792 1992.866 12-Nov-92 4.6 119.0 0.8 27.562 1997.636 20-Aug-97 4.3 125.0 1.0 28.605 1998.679 5-Sep-98 4.4 129.2 0.4 29.603 1999.677 4-Sep-99 4.4 141.1 2.7 30.732 2000.806 21-Oct-00 4.6 141.2 0.4 31.744 2001.818 26-Oct-01 4.4 140.3 0.4 32.766 2002.840 3-Nov-02 4.3 142.2 0.3 33.735 2003.809 23-Oct-03 4.2 153.3 0.3 34.737 2004.811 23-Oct-04 4.4 156.7 0.2 35.698 2005.772 9-Oct-05 4.4 159.0 0.6 36.752 2006.826 29-Oct-06 4.3 4.33 ± 0.10