M6.1 Earthquake — 144 km SSE of Georgetown, Saint Helena

A magnitude 6.1 (strong) earthquake struck 144 km SSE of Georgetown, Saint Helena on 1947-03-10 01:53 UTC, at a depth of 15 km. See it live on Earth Live's real-time 3D globe.

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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 0 earthquakes of magnitude 2.5 or more within 300 km.

Strongest recorded within 300 km since 1900:

• M6.5 — Ascension Island region · 1943-06-20
• M6.4 — Ascension Island region · 1970-11-29
• M6.3 — Ascension Island region · 1998-06-18

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