Petrolia, CA Earthquake
The USGS has reported a 4.31 magnitude earthquake has struck 12km WSW of Petrolia, CA on Jul. 21 2021, 3:05:30 AM. ...at a depth of 35.38 km. There were no significant injuries or damage reported at this point, Friendly Forecast will update this report as events unfold.
This earthquake has been labeled an Aftershock. You can find information for the main earthquake here: Petrolia, Ca 5.05m Earthquake, Saturday Jul. 17 2021, 11:46:12 PM
Did you feel it?
44 others have felt the Petrolia, CA earthquake and have since reported it. See below for the response locations and intensities.
Community Internet Intensity Map
|1||Bass Lake, CA 93604||WEAK||536 km|
|1||Monterey, CA 93940||LIGHT||468 km|
|8||Eureka, CA 95501||WEAK||71 km|
|11||Eureka, CA 95503||WEAK||65 km|
|3||McKinleyville, CA 95519||WEAK||88 km|
|7||Arcata, CA 95521||LIGHT||79 km|
|1||Bayside, CA 95524||LIGHT||76 km|
|1||Carlotta, CA 95528||WEAK||60 km|
|2||Ferndale, CA 95536||WEAK||43 km|
|5||Fortuna, CA 95540||WEAK||55 km|
|2||Petrolia, CA 95558||WEAK||38 km|
|1||Rio Dell, CA 95562||WEAK||47 km|
|1||Trinidad, CA 95570||WEAK||105 km|
Did you feel the 4.31 Petrolia, CA earthquake? If you felt the quake you can report it here to the USGS.
Other Imagery and Data
GEO Community Internet Intensity Map
Intensity vs Distance Plot
Responses vs Time Plot
Macroseismic Intensity Map
Peak Ground Acceleration Map
Peak Ground Velocity Map
0.3 Second Peak Spectral Acceleration Map
1 Second Peak Spectral Acceleration Map
3 Second Peak Spectral Acceleration Map