Major earthquake
M7.1 Earthquake — 24 km NNW of San Antonio, Puerto Rico
1918-10-11 14:14 UTC · 18.70°, -67.19°
A magnitude 7.1 (major) earthquake struck 24 km NNW of San Antonio, Puerto Rico on 1918-10-11 14:14 UTC, at a depth of 15 km. See it live on Earth Live's real-time 3D globe.
M7.1
Magnitude
15 km
Depth
673.6K t
TNT equivalent
IX
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 0 earthquakes of magnitude 2.5 or more within 300 km.
Strongest recorded within 300 km since 1900:
- M7.8 — 16 km NNW of Miches, Dominican Republic · 1946-08-04
- M7.7 — 45 km N of San Antonio, Puerto Rico · 1943-07-29
- M7.1 — 11 km WNW of Sánchez, Dominican Republic · 1948-04-21
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