USGS · EARTHQUAKE

M 4.5 · 79 km W of San Antonio de los Cobres, Argentina

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

Source agencyUSGS

Provider event IDus6000u3b9

Magnitude4.5 mb

Depth170.3 km

Occurred / latest reportedOct 19, 2026, 7:33 AM UTC

Provider last updatedOct 20, 2026, 7:26 AM UTC

TerraPulse collectedOct 21, 2026, 1:50 AM UTC

Catalog statusreviewed

Reported geometryPoint

Location qualityValidated coordinate format (not accuracy assurance)

Country assignmentArgentina

Coordinates (lon, lat)-67.1004, -24.2627

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": [
    -67.1004,
    -24.2627,
    170.26
  ]
}

Revision observations

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

Collected2026-10-21T01:50:16.071Z· Provider update2026-10-20T07:26:24.040Z · Magnitude 4.5

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