USGS · EARTHQUAKE

M 1.5 · 3 km S of Liborio Negron Torres, Puerto Rico

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

Source agencyUSGS

Provider event IDpr71536458

Magnitude1.5 md

Depth4.8 km

Occurred / latest reportedOct 11, 2026, 8:10 AM UTC

Provider last updatedOct 11, 2026, 8:37 AM UTC

TerraPulse collectedOct 21, 2026, 1:50 AM UTC

Catalog statusreviewed

Reported geometryPoint

Location qualityValidated coordinate format (not accuracy assurance)

Country assignmentPuerto Rico

Coordinates (lon, lat)-66.9402, 18.0157

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": [
    -66.9401666666667,
    18.0156666666667,
    4.78
  ]
}

Revision observations

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

Collected2026-10-21T01:50:19.784Z· Provider update2026-10-11T08:37:12.480Z · Magnitude 1.46

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