Peak Ground Motion Data (Distance Order) for Samoa Islands Region Earthquake of 29 Sep 2009, 17:48:10 UTC , 8.0M 15.51S 172.03W, 18.0 km depth Event Id: 2009mdbi CESMD Engineering Strong Motion Data Center Table Last Updated: 2018-03-12 10:52:15 Network Statn Distance PGAv1 PGAv2 PGV PGD ---- Sa (g) ----- Struct Id Name Nmbr Station Name S.Lat W.Long Epic Fault (g) (g) (cm/s) (cm) .3sec 1sec 3sec Apk(g) IU GSN AFI Afiamalu, Samoa 13.910 171.780 179.0( -- ) .095 .095 9.53 16.4 .115 .087 .037 - -