Response Spectra Station: Lancaster, West Ave J and 90th Station Owner: California Strong Motion Instrumentation Program Station Latitude & Longitude: 34.6871, -118.2995 Earthquake: Ojai Earthquake of 20 Aug 2023 Hypocentral Distance: 91.5 km Processing Info: CGS (Use the back button on your browser to return to the previous page)  Reconfigure Plots: % Damping 5 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: Up free field  PGA: 4.66 cm/s/s        standard    Component: 346 free field  PGA: 6.43 cm/s/s        standard    Component: 76 free field  PGA: 5.07 cm/s/s        standard   Home + Login + Download + About Us + Contact Earthquakes + stations + Search + Map + Advanced Search