USGS · EARTHQUAKE

M 4.8 · 39 km NE of Shikotan, Russia

A reported observation from the original data provider. Values may be revised as new information becomes available.

Source agencyUSGS

Provider event IDus6000u45f

Magnitude4.8 mb

Depth76.3 km

Occurred / latest reportedOct 22, 2026, 5:21 PM UTC

Provider last updatedOct 22, 2026, 5:38 PM UTC

TerraPulse collectedOct 22, 2026, 5:39 PM UTC

Catalog statusreviewed

Reported geometryPoint

Location qualityValidated coordinate format (not accuracy assurance)

Country assignmentOffshore, non-point or unassigned

Coordinates (lon, lat)147.0825, 44.0350

GDACS alertNot applicable

Magnitude measures earthquake size; intensity describes shaking at a location. Magnitude alone does not establish casualties or damage.

USGS tsunami flag:0 (not set). This flag does not confirm a tsunami or an official tsunami warning. Consult official warning centers.

Original reported GeoJSON geometry

{
  "type": "Point",
  "coordinates": [
    147.0825,
    44.035,
    76.309
  ]
}

Revision observations

Changes observed since TerraPulse began collecting this event; this is not a complete provider revision history.

Collected2026-10-22T17:39:04.953Z· Provider update2026-10-22T17:38:20.040Z · Magnitude 4.8

Geographic proximity only; events have not been merged or confirmed as related. Distances use the first reported coordinate for non-point geometries.