M3.1 Earthquake 27 km W of Pole Ojea, Puerto Rico — December 26, 2022
2022-12-26 16:59:20 UTC (2022-12-26) · approx. 12:59 PM UTC-4 local
On December 26, 2022 at 16:59 UTC, a magnitude 3.1 shallow crustal earthquake struck 27 km W of Pole Ojea, Puerto Rico, at a depth of 6.3 km and coordinates 17.9468°, -67.4393°.
Physical scale: An earthquake of magnitude 3.1 releases seismic energy equivalent to roughly 747 kg of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 87 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
-67.4393°E
Technical Information
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Common Questions
How strong was the magnitude 3.1 earthquake near Pole Ojea, Puerto Rico?
The magnitude 3.1 earthquake that struck 27 km W of Pole Ojea, Puerto Rico on December 26, 2022 at 16:59 UTC had a depth of 6.3 km. For context, this was a minor earthquake typically detected only by instruments.
Were there aftershocks?
Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 3.1 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 3.1 earthquakes are typically only recorded by instruments.
Authoritative source: USGS event page (event ID: pr71389143). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2022, December 26, 2022). M3.1 Earthquake 27 km W of Pole Ojea, Puerto Rico — December 26, 2022. Retrieved December 26, 2022 from https://www.earthquaketracker.org/earthquakes/event/pr71389143/