USGS · EARTHQUAKE

M 4.3 · 81 km WNW 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 IDus6000u1mi

Magnitude4.3 mb

Depth210.1 km

Occurred / latest reportedOct 11, 2026, 9:33 PM UTC

Provider last updatedOct 20, 2026, 9:11 PM 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)-67.0477, -23.9157

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": [
    -67.0477,
    -23.9157,
    210.056
  ]
}

Revision observations

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

Collected2026-10-21T01:50:19.508Z· Provider update2026-10-20T21:11:19.040Z · Magnitude 4.3

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