M4.4 Earthquake 11 km S of Gisborne, New Zealand — November 22, 2020
2020-11-22 19:25:29 UTC (2020-11-22) · approx. 7:25 AM UTC+12 local
On November 22, 2020 at 19:25 UTC, a magnitude 4.4 shallow crustal earthquake struck 11 km S of Gisborne, New Zealand, at a depth of 9.7 km and coordinates -38.7578°, 178.0093°.
Physical scale: An earthquake of magnitude 4.4 releases seismic energy equivalent to roughly 60 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 655 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
178.0093°E
Technical Information
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Common Questions
How strong was the magnitude 4.4 earthquake near Gisborne, New Zealand?
The magnitude 4.4 earthquake that struck 11 km S of Gisborne, New Zealand on November 22, 2020 at 19:25 UTC had a depth of 9.7 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 4.4 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.4 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us6000csjf). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2020, November 22, 2020). M4.4 Earthquake 11 km S of Gisborne, New Zealand — November 22, 2020. Retrieved February 3, 2021 from https://www.earthquaketracker.org/earthquakes/event/us6000csjf/