Acceleration 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 20 Dec 2021 2021-12-20 20:10:31 UTC Hypocentral Distance: 33.6 km (Use the back button on your browser to return to the previous page) Component: 0 free field Component: 0 free field Component: 0 free field Component: 0 free field Component: 0 free field Component: 0 free field Component: 0 free field Component: 0 free field Component: 0 free field Component: 0 free field Component: 0 free field Component: 0 Pier 5: Deck of Span 4(Above Component: 0 Pier 5: Pier Top (Below Isol) Component: 0 Pier 4: Deck of Span 3(Above isol) Component: 0 Pier 4: Pier Top (Below Isol) Component: 270 Pier 3: Deck of Span 3(Above isol) Component: 0 Pier 3: Pier Top (Below Isola) Home + Login + Download + About Us + Contact Earthquakes + stations + Search + Map + Advanced Search