USGS / Event history

M 4.5 - 158 km S of False Pass, Alaska

Magnitude 4.5, depth 20.471 km. reviewed by USGS.

See the first saved record ↓Detailed event record ↗

Earthquake time: 21 October 2026 at 12:03 UTC
First saved by us: 21 October 2026 at 14:25 UTC
Last included in a daily record: 21 October 2026
The linked daily edition preserves what we captured that UTC day; this event page is not a live warning.
Source classification: M4.5 · reviewed

A recent feed check does not mean a new observation. This page preserves source records; it does not establish current safety or warning status.

The saved record

What changed

0 updates · 1 first record

Each update compares two versions we saved. This may not include every update from the source. A missing report does not mean an event has ended.

First saved record · 21 October 2026 at 14:25 UTC

Saved by us

21 October 2026 at 14:25 UTC

Starting point

First saved record

Our first saved version of M 4.5 - 158 km S of False Pass, Alaska. We have no earlier saved version to compare.

Earthquake time: 21 October 2026 at 12:03 UTC

View saved version 1

Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.

{
  "id": "usgs:us6000u3tn",
  "category": "earthquake",
  "title": "M 4.5 - 158 km S of False Pass, Alaska",
  "occurredAt": "2026-10-21T12:03:56.497Z",
  "issuedAt": "2026-10-21T14:11:48.040Z",
  "place": "158 km S of False Pass, Alaska",
  "url": "https://earthquake.usgs.gov/earthquakes/eventpage/us6000u3tn",
  "coordinates": [
    -163.4612,
    53.4261
  ],
  "magnitude": 4.5,
  "depth": 20.471,
  "severity": "M4.5",
  "status": "reviewed",
  "summary": "Magnitude 4.5, depth 20.471 km. reviewed by USGS.",
  "source": "usgs",
  "sourceName": "USGS",
  "timeBasis": "Event started",
  "revision": "e19770b95794c5dca2f397c7ef2a621eb0746ef9d28afb0b6e3956bf6cff1346"
}

Visit the external source ↗

The external page may have changed since this version was saved.