M 6.4 earthquake – west of Macquarie Island
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Local time: Jun 29, 1993 · 19:07 (UTC+12)
StrongShallow · 10 km
Reviewed by a seismologist
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- Magnitude
- 6.4moment magnitude (mw)
- Depth
- 10 kmShallow earthquake
- Epicenter
- -60.437, 152.7751,863 km from Invercargill
- Energy released
- 60 kilotons of TNTabout 4 × Hiroshima
- Felt reports
- —"Did You Feel It?" responses
- Shaking intensity
- —not estimated
- Aftershocks
- 0M2.5+ within 33 km
- Significance
- 630USGS score, 0–1,000+
Not rare around here
An earthquake at least as strong struck within 300 km on Nov 4, 1992.
How strong was it?
Strong earthquake. It released 60 kilotons of TNT, 126 times the energy of a magnitude 5.0. Bars use the magnitude scale: every step is about 32 times more energy.
The strongest earthquakes within 300 km
Since 1900.
- 6.8 Balleny Islands region Mar 23, 1945
- 6.7 Balleny Islands region Jun 21, 1995
- 6.6 west of Macquarie Island Dec 12, 2021
- 6.6 west of Macquarie Island Oct 9, 2012
- 6.5 west of Macquarie Island Aug 9, 2008
- 6.5 west of Macquarie Island Jun 1, 2008
- 6.4 west of Macquarie Island Aug 14, 1925
- 6.4 west of Macquarie Island Mar 4, 2000