M4.2 Earthquake 169 km SSW of Pagar Alam, Indonesia — September 19, 2022
2022-09-19 19:16:25 UTC (2022-09-19) · approx. 2:16 AM UTC+7 local
On September 19, 2022 at 19:16 UTC, a magnitude 4.2 shallow crustal earthquake struck 169 km SSW of Pagar Alam, Indonesia, at a depth of 37.5 km and coordinates -5.5141°, 102.8814°.
Physical scale: An earthquake of magnitude 4.2 releases seismic energy equivalent to roughly 30 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 476 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
102.8814°E
Technical Information
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Common Questions
How strong was the magnitude 4.2 earthquake near Pagar Alam, Indonesia?
The magnitude 4.2 earthquake that struck 169 km SSW of Pagar Alam, Indonesia on September 19, 2022 at 19:16 UTC had a depth of 37.5 km. For context, this was a light earthquake commonly felt near the epicenter.
Were there aftershocks?
Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 4.2 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.2 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us7000i9cg). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2022, September 19, 2022). M4.2 Earthquake 169 km SSW of Pagar Alam, Indonesia — September 19, 2022. Retrieved November 26, 2022 from https://www.earthquaketracker.org/earthquakes/event/us7000i9cg/