M4.8 Earthquake 84 km NW of Kirakira, Solomon Islands — May 20, 2021
2021-05-20 18:19:00 UTC (2021-05-20) · approx. 5:19 AM UTC+11 local
Felt by 2 people across nearby locations.
On May 20, 2021 at 18:19 UTC, a magnitude 4.8 intermediate depth earthquake struck 84 km NW of Kirakira, Solomon Islands, at a depth of 83.5 km and coordinates -9.9273°, 161.3642°.
Physical scale: An earthquake of magnitude 4.8 releases seismic energy equivalent to roughly 239 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 1.2 km — a useful intuition for the size of the slip patch on the fault.
Did You Feel It? — community-reported shaking
Aggregated felt-report intensity from 2 citizen responses to the USGS Did You Feel It? system. Each colored zone represents the average MMI from reports in that area.
Source: U.S. Geological Survey Did You Feel It?. View on USGS · submit your own report
Earthquake Details
161.3642°E
Technical Information
Nearby Earthquakes (Last 7 Days)
Common Questions
How strong was the magnitude 4.8 earthquake near Kirakira, Solomon Islands?
The magnitude 4.8 earthquake that struck 84 km NW of Kirakira, Solomon Islands on May 20, 2021 at 18:19 UTC had a depth of 83.5 km. For context, this was a light earthquake commonly felt near the epicenter.
Where did the earthquake occur?
The earthquake epicenter was located at -9.9273°, 161.3642°, which is 84 km NW of Kirakira, Solomon Islands.
Were there aftershocks?
Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 4.8 earthquakes can continue for several days and gradually diminish over time.
Authoritative source: USGS event page (event ID: us7000e4uq). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2021, May 20, 2021). M4.8 Earthquake 84 km NW of Kirakira, Solomon Islands — May 20, 2021. Retrieved August 9, 2022 from https://www.earthquaketracker.org/earthquakes/event/us7000e4uq/