M5.7 Earthquake — Southwest Indian Ridge

A magnitude 5.7 (moderate) earthquake struck Southwest Indian Ridge on 1978-11-08 12:30 UTC, at a depth of 10 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:

• M6.8 — Southwest Indian Ridge · 1981-01-23
• M6.2 — Southwest Indian Ridge · 1943-06-14
• M5.9 — Southwest Indian Ridge · 2006-08-16

More recent earthquakes

• M4.9 — 169 km NW of Port-Olry, Vanuatu
• M5.0 — 219 km WNW of Port-Olry, Vanuatu
• M5.9 — 196 km NW of Port-Olry, Vanuatu
• M4.7 — 187 km NW of Port-Olry, Vanuatu
• M5.3 — 223 km ENE of Nagqu, China
• M4.5 — 81 km SSE of Akutan, Alaska
• M4.9 — 41 km SSE of Kax, China
• M5.1 — 209 km NW of Port-Olry, Vanuatu

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