M4.1 Earthquake 125 km WSW of Buala, Solomon Islands — September 8, 2026
2026-09-08 18:55:51 UTC (2026-09-08) · approx. 5:55 AM UTC+11 local
On September 8, 2026 at 18:55 UTC, a magnitude 4.1 intermediate depth earthquake struck 125 km WSW of Buala, Solomon Islands, at a depth of 133.6 km and coordinates -8.4128°, 158.4871°.
Physical scale: An earthquake of magnitude 4.1 releases seismic energy equivalent to roughly 21 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 406 m — a useful intuition for the size of the slip patch on the fault.

Earthquake Details
158.4871°E
Technical Information
Nearby Earthquakes (Last 7 Days)
Common Questions
How strong was the magnitude 4.1 earthquake near Buala, Solomon Islands?
The magnitude 4.1 earthquake that struck 125 km WSW of Buala, Solomon Islands on September 8, 2026 at 18:55 UTC had a depth of 133.6 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 4.1 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.1 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us7000thmq). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2026, September 8, 2026). M4.1 Earthquake 125 km WSW of Buala, Solomon Islands — September 8, 2026. Retrieved September 22, 2026 from https://www.earthquaketracker.org/earthquakes/event/us7000thmq/