Peak Ground Motion Data (Distance Order) for Petrolia Aftershock 1 of 26 Apr 1992, 12:41:40 PDT, 6.5ML 40.43N 124.57W, 19.6 km depth Event Id: 268031NC CESMD Engineering Strong Motion Data Center Table Last Updated: 2010-03-15 15:13:27 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) CE CGS 89156 Petrolia [Abandoned] 40.324 124.286 26.7( -- ) .600 .599 60.88 11.1 1.022 1.087 .077 - - CE CGS 89473 Fortuna - 1-story Supermarket Bldg. 40.584 124.144 39.4( -- ) .177 .171 13.25 2.4 .642 .190 .033 .769 CE CGS 89486 Fortuna - 701 S. Fortuna Blvd. 40.585 124.147 39.4( -- ) .193 .193 11.30 2.3 .648 .171 .032 - - CE CGS 89324 Rio Dell - Hwy 101/Painter St. Overpass 40.503 124.101 40.2( -- ) - - .515 45.16 6.7 - - - - - - .828 CE CGS 89509 Eureka - Myrtle & West Avenue [Abandoned40.801 124.149 54.0( -- ) .076 .072 6.46 1.8 .130 .087 .030 - - CE CGS 89530 Shelter Cove - Airport 40.026 124.070 61.8( -- ) .323 .314 12.60 1.8 .428 .090 .014 - -