Major earthquake
M7.6 Earthquake — off the west coast of the South Island of New Zealand
1981-05-25 05:25 UTC · -48.79°, 164.36°
A magnitude 7.6 (major) earthquake struck off the west coast of the South Island of New Zealand on 1981-05-25 05:25 UTC, at a depth of 33 km. See it live on Earth Live's real-time 3D globe.
M7.6
Magnitude
33 km
Depth
3.8M t
TNT equivalent
IV
Max intensity (MMI)
Source: USGS event page. The TNT equivalent is computed from the magnitude with the standard Gutenberg–Richter energy relation; all other figures are USGS's own.
This area's earthquake history
In the year before this quake, USGS recorded 4 earthquakes of magnitude 2.5 or more within 300 km.
Strongest recorded within 300 km since 1900:
- M8.1 — 2004 Tasman Sea Earthquake · 2004-12-23
- M7.5 — 173 km WSW of Riverton, New Zealand · 1945-09-01
- M7.4 — Auckland Islands, New Zealand region · 2007-09-30
More recent earthquakes
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- M4.6 — 96 km NE of Ozernovskiy, Russia
- M4.9 — 13 km W of Río Grande, Panama
- M4.9 — 16 km SSW of Calidonia, Panama
- M5.0 — 13 km W of Río Grande, Panama
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