Peak Ground Motion Data (Distance Order) for The Geysers Area Earthquake of 28 Feb 2011, 18:19:46 PST, 4.5Mw 38.81N 122.82W, 2.6 km depth Event Id: 71530230NC CESMD Engineering Strong Motion Data Center Table Last Updated: 2021-02-03 14:35:28 Network Statn Distance PGAv1 PGAv2 PGV PGD ---- Sa (g) ----- Struct Id Name Nmbr Station Name N.Lat W.Long Epic Fault (g) (g) (cm/s) (cm) .3sec 1sec 3sec Apk(g) NC NCSN GDXB Geysers 38.808 122.795 2.2( -- ) .393 .392 9.37 .3 .194 .014 .002 - - CE CGS 68035 Kelseyville - Red Hills Fire Sta 38.912 122.766 11.8( -- ) .006 .007 .29 .1 .012 .002 .001 - - NC NCSN GAXB Alexander Valley 38.711 122.757 12.7( -- ) .025 .025 .85 .1 .047 .005 .000 - -