Major earthquake
M7.7 Earthquake — 9 km SSW of Taltal, Chile
1966-12-28 08:18 UTC · -25.49°, -70.53°
A magnitude 7.7 (major) earthquake struck 9 km SSW of Taltal, Chile on 1966-12-28 08:18 UTC, at a depth of 20 km. See it live on Earth Live's real-time 3D globe.
M7.7
Magnitude
20 km
Depth
4.8M t
TNT equivalent
VII
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:
- M8.0 — 60 km W of Diego de Almagro, Chile · 1918-12-04
- M8.0 — 36 km NNE of Antofagasta, Chile · 1995-07-30
- M7.6 — 84 km SSE of Antofagasta, Chile · 1987-03-05
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