Response Spectra Station: Northridge - Lassen & Reseda CGS Da Station Owner: Army Corps of Engineers Station Latitude & Longitude: 34.2500, -118.5365 Earthquake: Ojai Earthquake of 20 Aug 2023 Hypocentral Distance: 69.9 km Processing Info: CGS (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: 8.33 cm/s/s        standard    Component: Up free field  PGA: 5.29 cm/s/s        standard    Component: 360 free field  PGA: 11.97 cm/s/s        standard   Home + Login + Download + About Us + Contact Earthquakes + stations + Search + Map + Advanced Search