M4.6 Earthquake 91 km SW of Jiquilillo, Nicaragua — February 22, 2021
2021-02-22 21:05:00 UTC (2021-02-22) · approx. 3:05 PM UTC-6 local
On February 22, 2021 at 21:05 UTC, a magnitude 4.6 shallow crustal earthquake struck 91 km SW of Jiquilillo, Nicaragua, at a depth of 35.0 km and coordinates 12.0566°, -87.9238°.
Physical scale: An earthquake of magnitude 4.6 releases seismic energy equivalent to roughly 120 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 899 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
-87.9238°E
Technical Information
Nearby Earthquakes (Last 7 Days)
Common Questions
How strong was the magnitude 4.6 earthquake near Jiquilillo, Nicaragua?
The magnitude 4.6 earthquake that struck 91 km SW of Jiquilillo, Nicaragua on February 22, 2021 at 21:05 UTC had a depth of 35.0 km. For context, this was a light earthquake commonly felt near the epicenter.
Where did the earthquake occur?
The earthquake epicenter was located at 12.0566°, -87.9238°, which is 91 km SW of Jiquilillo, Nicaragua.
Were there aftershocks?
Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 4.6 earthquakes can continue for several days and gradually diminish over time.
Authoritative source: USGS event page (event ID: us6000dk7z). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2021, February 22, 2021). M4.6 Earthquake 91 km SW of Jiquilillo, Nicaragua — February 22, 2021. Retrieved May 4, 2021 from https://www.earthquaketracker.org/earthquakes/event/us6000dk7z/