Peak Ground Motion Data (Distance Order) for Chester Earthquake of 11 Feb 2018, 00:28:30 PST, 3.4MW 40.2870N 121.2053W, 6.7 km depth Event Id: 72967671 CESMD Engineering Strong Motion Data Center Table Last Updated: 2018-02-11 00:45:56 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 BBGB Big Mountain 36.578 121.040 411.9( -- ) .016 .006 1.21 .3 .009 .011 .004 - -