Hayward Fault USGS-SFSU Afterslip Site 63.10 km-Union St. creep rate (mm/yr) movement (mm) std. dev. # of years year date simple average linear regression 0.0 0.2 0.000 1993.019 7-Jan-93 4.8 0.3 0.869 1993.888 20-Nov-93 5.5 9.4 0.5 1.573 1994.592 4-Aug-94 6.0 16.7 0.4 2.628 1995.647 24-Aug-95 6.4 20.7 0.3 3.131 1996.150 24-Feb-96 6.6 20.4 0.7 3.191 1996.210 17-Mar-96 6.4 20.3 0.8 3.629 1996.648 24-Aug-96 5.6 36.6 0.2 4.628 1997.647 24-Aug-97 7.9 42.5 0.6 5.663 1998.682 6-Sep-98 7.5 43.4 0.4 6.660 1999.679 5-Sep-99 6.5 52.8 0.3 7.825 2000.844 4-Nov-00 6.7 60.5 0.4 8.799 2001.818 26-Oct-01 6.9 70.3 0.3 9.837 2002.856 9-Nov-02 7.1 73.6 0.2 10.795 2003.814 25-Oct-03 6.8 80.2 1.4 11.811 2004.830 30-Oct-04 6.8 85.6 0.6 12.758 2005.777 11-Oct-05 6.7 94.5 0.8 13.823 2006.842 4-Nov-06 6.8 6.90 ± 0.13