Tuesday, October 14, 2025

Map: 7.5-Magnitude Earthquake Strikes the South Atlantic Ocean

Observe: Map reveals the realm with a shake depth of 4 or larger, which U.S.G.S. defines as “gentle,” although the earthquake could also be felt outdoors the areas proven. All instances on the map are Japanese. The New York Occasions

A significant, 7.5-magnitude earthquake struck within the South Atlantic Ocean on Thursday, in line with america Geological Survey.

The temblor occurred at 10:16 p.m. Japanese, information from the company reveals.

U.S.G.S. information earlier reported that the magnitude was 8.

As seismologists evaluation out there information, they might revise the earthquake’s reported magnitude. Further data collected in regards to the earthquake may additionally immediate U.S.G.S. scientists to replace the shake-severity map.

Aftershocks within the area

An aftershock is often a smaller earthquake that follows a bigger one in the identical basic space. Aftershocks are usually minor changes alongside the portion of a fault that slipped on the time of the preliminary earthquake.

Quakes and aftershocks inside 100 miles

Aftershocks can happen days, weeks and even years after the primary earthquake. These occasions might be of equal or bigger magnitude to the preliminary earthquake, and so they can proceed to have an effect on already broken places.

When quakes and aftershocks occurred

Supply: United States Geological Survey | Notes: Shaking classes are primarily based on the Modified Mercalli Depth scale. When aftershock information is out there, the corresponding maps and charts embrace earthquakes inside 100 miles and 7 days of the preliminary quake. All instances above are Japanese. Shake information is as of Thursday, Aug. 21 at 10:33 p.m. Japanese. Aftershocks information is as of Friday, Aug. 22 at 3:02 a.m. Japanese.

Maps: Daylight (city areas); MapLibre (map rendering); Pure Earth (roads, labels, terrain); Protomaps (map tiles)

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