Peak Ground Motion Data (Distance Order) for Petrolia Earthquake of 21 May 2023, 11:44:01 PDT, 5.6MW 40.3775N 125.5628W, 10.0 km depth Event Id: 73890906 CESMD Engineering Strong Motion Data Center Table Last Updated: 2023-05-23 11:22:27 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) BK BDSN PETL Petrolia, CA USA 40.288 124.343 104.2( -- ) .031 .031 1.74 .2 .106 .018 .001 - - NC NCSN KCT Cape Town 40.476 124.337 104.6( -- ) .017 .017 1.32 .2 .027 .017 .002 - - CE CGS 89101 Petrolia - Fire Station 40.325 124.288 108.5( -- ) .016 .016 .78 .1 .043 .008 .001 - - NC NCSN KCO Cooskie Peak 40.257 124.266 111.0( -- ) .034 .034 3.72 .5 .082 .064 .003 - - NP NSMP 1023 Ferndale; Fire Station 40.576 124.264 112.4( -- ) .013 .013 .75 .1 .028 .014 .001 - - NP NSMP 1586 Loleta; Fire Station 40.644 124.221 117.5( -- ) .005 .005 .38 .1 .011 .006 .001 - - NP NSMP 1581 Eureka; South Bay School 40.735 124.208 121.5( -- ) .042 .042 1.86 .3 .082 .020 .003 - - NP NSMP 1582 Eureka; College of the Redwoods 40.698 124.192 121.5( -- ) .009 .009 .51 .1 .021 .005 .001 - - CE CGS 89255 Fortuna - Smith & Fortuna Blvd 40.592 124.146 122.4( -- ) .012 .012 .79 .1 .028 .006 .001 - - CE CGS 89973 Rio Dell - Hwy 101/Eel River Bridge 40.509 124.120 123.3( -- ) .010 .010 .84 .1 .023 .012 .001 .032 BK BDSN RBOW Rainbow Ridge, Humboldt, CA 40.335 124.111 123.4( -- ) .006 .006 .50 .1 .013 .007 .001 - - CE CGS 89324 Rio Dell - Hwy 101/Painter St. Overpass 40.503 124.101 124.8( -- ) .019 .019 1.29 .1 .052 .013 .001 .034 CE CGS 89462 Rio Dell - 101/Painter St Overpass Grnds40.504 124.101 124.8( -- ) .006 .006 .47 .1 .017 .007 .000 - - CE CGS 89688 Shelter Cove - Airport A 40.033 124.077 132.2( -- ) .017 .017 .41 .0 .022 .002 .000 - - BK BDSN JCC Jacoby Creek, Bayside, CA, USA 40.817 124.030 138.7( -- ) .002 .002 .10 .0 .003 .001 .000 - - NC NCSN KBU Burgh Ranch 40.246 123.853 146.1( -- ) .005 .005 .38 .1 .009 .006 .001 - - NC NCSN KCR Chalk Rock 40.426 123.821 148.0( -- ) .004 .004 .34 .1 .011 .006 .000 - - NP NSMP 1591 CA:Garberville;FS; Ground 40.105 123.790 153.8( -- ) .006 .006 .44 .1 .024 .008 .001 - - NC NCSN KMR Mail Ridge 40.202 123.709 158.9( -- ) .010 .010 1.19 .2 .015 .018 .001 - - BK BDSN DMOR Dinsmores, Humboldt County 40.710 123.703 161.8( -- ) .001 .001 .11 .0 .005 .002 .000 - - NC NCSN KIP Iron Peak 39.809 123.481 188.4( -- ) .001 .001 .09 .0 .004 .002 .000 - - BK BDSN RVIT Round Valley Indian Tribe, Covelo CA 39.906 123.379 193.4( -- ) .001 .001 .16 .0 .005 .003 .000 - - BK BDSN MNDO Mendocino Cal Fire station 41722, Mendoc39.314 123.745 195.3( -- ) .001 .001 .07 .0 .006 .001 .000 - - NC NCSN KFP Farley Peak 39.639 123.425 200.1( -- ) .002 .002 .08 .0 .004 .001 .000 - - NC NCSN GNR Navarro Ridge 39.201 123.635 210.6( -- ) .003 .003 .12 .0 .005 .002 .000 - - NP NSMP 1722 Richmond; Rod and Gun Club 37.979 122.366 383.7( -- ) .001 .000 .01 .0 .001 .000 .000 - -