OBSERVED · EARTHQUAKE · USGS US7000TXQR

Magnitude 5.4, South Sandwich Islands region.

Occurred 2 hours ago (2026-11-12 03:45 UTC). Record reviewed, last revised 1 hour ago. Fetched just now. Every number on this page comes from the USGS feed; the sentence is a template over those fields.

Magnitude 5.4 earthquake, 122 km deep, at 12 Nov 03:45 UTC. USGS places it "South Sandwich Islands region".

OBSERVED · USGS · M 5.4 · 2026-11-12 03:45 UTC

DERIVED. The last earthquake at least this strong within 100 km was magnitude 5.4 on 21 Aug 2026 ("South Sandwich Islands region"). USGS ComCat search: earthquakes within 100 km of this epicentre, magnitude 5.4 or more, from 1 Jan 1900 to just before this one, newest first. Magnitudes of different types are compared as the catalogue publishes them.

ESTIMATE · USGS PAGER · GREEN. The USGS's own estimate of likely fatalities and economic losses for this earthquake, from its PAGER model. ESTIMATE: the source's own model estimate, not a count. PAGER at the USGS

Epicentre at -59.033, -26.029 (USGS). The dashed ring is 100 km. Coastlines from Natural Earth (public domain), drawn from the coordinate; nothing placed by hand.

OBSERVED · USGS event us7000txqr · reviewed · origin 2026-11-12 03:45 UTC · record updated 2026-11-12 04:08 UTC · -59.033, -26.029 · depth 121.6 km · significance 449Occurred 2 hours ago · record revised 1 hour ago · fetched 2026-11-12 05:22 UTC. The evidence class is OBSERVED because the USGS reports it happened; how recent the event or the revision is changes nothing about that. Felt reports are the “Did You Feel It?” reports people sent the USGS, not a count of who felt it. Source: U.S. Geological Survey, Earthquake Hazards Program (public domain). This page is regenerated from the USGS event id and is not stored by yank.

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