USGS National-Strong Motion Program
Preliminary Corrected Peak Ground Acceleration and Velocity and Pseudo-Spectral Acceleration Values for
June 15, 2005, Offshore Northern California, CA Earthquake (posted 06/17/2005; updated 09/27/2005)
Mw 7.1, 06/15/2005, 02:50 UTC, 06/14/2005, 07:50 PM PDT, 41.329 N, 125.863 W, 21.0 km depth, Regional Network ID# usziae
Sta Inst Inst State: City; Recorder Location Owner Lat Lon Dist Az Ch Sensor Orient PGA PGV PSA at:
Code type S/N     deg deg km deg No type deg cm/s/s cm/s 0.3 s 1.0 s 3.0 s
1725 Etna 2039 CA: Ferndale; Centerville B&B USGS 40.544 -124.354 128 124 1 EpiSen 90 -11.40 1.54 4.29 0.907 0.192
                  2 EpiSen 360 13.30 -2.31 4.79 0.759 0.275
                  3 EpiSen UP 6.20 0.71 1.79 0.370 0.198
1584 Etna 2003 CA: Ferndale; Bunker Hill FAA USGS 40.498 -124.295 133 124 1 EpiSen 90 5.27 1.30 2.47 0.429 0.130
                  2 EpiSen 360 -3.23 -0.99 1.12 0.455 0.135
                  3 EpiSen UP -1.17 0.44 0.37 0.210 0.084
1581 Etna 2021 CA: Eureka; South Bay School USGS 40.735 -124.207 154 115 1 EpiSen 270 -11.70 -1.06 3.31 1.350 0.200
                  2 EpiSen 180 13.60 1.91 1.96 0.780 0.260
                  3 EpiSen UP -4.91 -0.59 1.00 0.506 0.185
1580 Etna 2023 CA: Arcata; Humboldt State Univ USGS 40.874 -124.075 159 108 1 EpiSen 90 6.35 0.52 2.89 0.227 0.096
                  2 EpiSen 360 -5.17 0.59 1.31 0.175 0.092
                  3 EpiSen UP 1.78 -0.36 0.57 0.172 0.051