USGS · EARTHQUAKE

M 6.3 · 197 km NW of Port-Olry, Vanuatu

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

Source agencyUSGS

Provider event IDus6000u3jl

Magnitude6.3 mww

Depth16.0 km

Occurred / latest reportedOct 20, 2026, 4:20 AM UTC

Provider last updatedOct 20, 2026, 6:28 AM UTC

TerraPulse collectedOct 21, 2026, 1:50 AM UTC

Catalog statusreviewed

Reported geometryPoint

Location qualityValidated coordinate format (not accuracy assurance)

Country assignmentOffshore, non-point or unassigned

Coordinates (lon, lat)165.5892, -13.9906

GDACS alertNot applicable

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

USGS tsunami flag:1 (set). This flag does not confirm a tsunami or an official tsunami warning. Consult official warning centers.

Original reported GeoJSON geometry

{
  "type": "Point",
  "coordinates": [
    165.5892,
    -13.9906,
    16
  ]
}

Revision observations

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

Collected2026-10-21T01:50:15.154Z· Provider update2026-10-20T06:28:59.943Z · Magnitude 6.3

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