USGS · EARTHQUAKE

M 0.0 · 63 km ENE of Pedro Bay, Alaska

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

Source agencyUSGS

Provider event IDav94459118

Magnitude0.0 ml

Depth3.3 km

Occurred / latest reportedOct 20, 2026, 9:38 PM UTC

Provider last updatedOct 21, 2026, 4:29 AM UTC

TerraPulse collectedOct 21, 2026, 4:31 AM UTC

Catalog statusreviewed

Reported geometryPoint

Location qualityValidated coordinate format (not accuracy assurance)

Country assignmentUnited States

Coordinates (lon, lat)-153.1163, 60.0652

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": [
    -153.116333333333,
    60.0651666666667,
    3.32
  ]
}

Revision observations

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

Collected2026-10-21T04:31:08.133Z· Provider update2026-10-21T04:29:53.500Z · Magnitude 0.01

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