M4.3 Earthquake 27 km E of Gisborne, New Zealand — June 15, 2021
2021-06-15 22:43:29 UTC (2021-06-15) · approx. 10:43 AM UTC+12 local
On June 15, 2021 at 22:43 UTC, a magnitude 4.3 shallow crustal earthquake struck 27 km E of Gisborne, New Zealand, at a depth of 12.3 km and coordinates -38.6785°, 178.3234°.
Physical scale: An earthquake of magnitude 4.3 releases seismic energy equivalent to roughly 43 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 558 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
178.3234°E
Technical Information
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Common Questions
How strong was the magnitude 4.3 earthquake near Gisborne, New Zealand?
The magnitude 4.3 earthquake that struck 27 km E of Gisborne, New Zealand on June 15, 2021 at 22:43 UTC had a depth of 12.3 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 4.3 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.3 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us7000edd6). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2021, June 15, 2021). M4.3 Earthquake 27 km E of Gisborne, New Zealand — June 15, 2021. Retrieved August 26, 2021 from https://www.earthquaketracker.org/earthquakes/event/us7000edd6/