Peak Ground Motion Data (Distance Order) for The Geysers Earthquake of 31 Jul 2021, 08:15:56 PDT, 3.4ML 38.8157N 122.79W, 3.4 km depth Event Id: 73603251 CESMD Engineering Strong Motion Data Center Table Last Updated: 2021-07-31 08:41:22 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 GGPC Geyser Peak 38.769 122.847 7.1( -- ) .020 .020 .55 .0 .014 .001 .000 - - NC NCSN GBG Boggs Mountain 38.814 122.683 9.3( -- ) .013 .014 .37 .0 .014 .001 .000 - - NC NCSN GPM Pine Mountain 38.845 122.946 13.9( -- ) .008 .007 .16 .0 .006 .000 .000 - - NC NCSN GRT Round Top Mountain 38.939 122.671 17.1( -- ) .001 .001 .04 .0 .002 .001 .000 - - NC NCSN NLB Lake Bordeaux 38.743 122.553 22.1( -- ) .002 .002 .07 .0 .002 .000 .000 - - NC NCSN NWS Weeks Lake 38.630 122.401 39.6( -- ) .002 .002 .06 .0 .001 .000 .000 - - NP NSMP 1764 St. Helena; Fire Station No. 17 38.507 122.471 44.1( -- ) .001 .001 .03 .0 .003 .000 .000 - -