Response Spectra Station: Washington Bl Half Moon Bay Station Owner: Northern Calfornia Seismic Network Station Latitude & Longitude: 37.4893, -122.4528 Earthquake: South Napa Earthquake Hypocentral Distance: 82.8 km Processing Info: NC (Use the back button on your browser to return to the previous page)  Reconfigure Plots: % Damping 0251020 Accleration Units cm/s/s g Max Period (sec) Scale Factor for Data Overlay response spectrum:   None   UBC 1997 Help   Ca   Cv   IBC 2000   or    Ground-motion Help   SDS   SD1   Generic design spectrum Help   Max   Ca   T1   T2   T3  Component: 90 Free field  PGA: -19.39 cm/s/s        accelerogram bandpass filtered with 3 db pts at .10 and 40.00 cyc/sec    Component: 360 Free field  PGA: 26.58 cm/s/s        accelerogram bandpass filtered with 3 db pts at .10 and 40.00 cyc/sec    Component: Up Free field  PGA: -11.54 cm/s/s        accelerogram bandpass filtered with 3 db pts at .10 and 40.00 cyc/sec   Home + Login + Download + About Us + Contact Earthquakes + stations + Search + Map + Advanced Search