Response Spectra Station: Rio Dell, CA - Eel River Bridge Station Owner: California Strong Motion Instrumentation Program Station Latitude & Longitude: 40.5090, -124.1180 Earthquake: Petrolia Earthquake of 18 Mar 2020 Hypocentral Distance: 44.2 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: 0 free field  PGA: cm/s/s        standard    Component: 0 free field  PGA: cm/s/s        standard    Component: 0 free field  PGA: cm/s/s        standard    Component: 0 free field  PGA: cm/s/s        standard    Component: 0 free field  PGA: cm/s/s        standard    Component: 0 free field  PGA: cm/s/s        standard    Component: 0 free field  PGA: cm/s/s        standard    Component: 0 free field  PGA: cm/s/s        standard    Component: 0 free field  PGA: cm/s/s        standard    Component: 0 free field  PGA: cm/s/s        standard    Component: 0 free field  PGA: cm/s/s        standard    Component: 0 Pier 5: Deck of Span 4(Above  PGA: cm/s/s        standard    Component: 0 Pier 5: Pier Top (Below Isol)  PGA: cm/s/s        standard    Component: 0 Pier 4: Deck of Span 3(Above isol)  PGA: cm/s/s        standard    Component: 0 Pier 4: Pier Top (Below Isol)  PGA: cm/s/s        standard    Component: 270 Pier 3: Deck of Span 3(Above isol)  PGA: cm/s/s        standard    Component: 0 Pier 3: Pier Top (Below Isola)  PGA: cm/s/s        standard   Home + Login + Download + About Us + Contact Earthquakes + stations + Search + Map + Advanced Search