Great earthquake
M8.3 Earthquake — 1906 Western Aleutian Islands (Hawadax/Rat Islands) Earthquake
1906-08-17 00:11 UTC · 51.85°, 178.18°
A magnitude 8.3 (great) earthquake struck 1906 Western Aleutian Islands (Hawadax/Rat Islands) Earthquake on 1906-08-17 00:11 UTC, at a depth of 110 km. See it live on Earth Live's real-time 3D globe.
M8.3
Magnitude
110 km
Depth
42.5M t
TNT equivalent
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 1 earthquake of magnitude 2.5 or more within 300 km.
Strongest recorded within 300 km since 1900:
- M8.7 — 1965 Western Aleutian Islands (Hawadax/Rat Islands) Earthquake · 1965-02-04
- M7.9 — 77 km WSW of Adak, Alaska · 1996-06-10
- M7.9 — Rat Islands, Aleutian Islands, Alaska · 2014-06-23
More recent earthquakes
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- M5.1 — 119 km S of Kokopo, Papua New Guinea
- M4.8 — 8 km SE of Sarangani, Philippines
- M5.3 — 122 km S of Kokopo, Papua New Guinea
- M4.5 — 26 km SSW of Zapotillo, Panama
- M6.8 — central Mid-Atlantic Ridge
- M4.9 — 180 km SE of Vilyuchinsk, Russia
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