USGS · EARTHQUAKE

M 0.5 · 15 km SSE of Carbonado, Washington

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

Source agencyUSGS

Provider event IDuw714121982

Magnitude0.5 ml

Depth8.2 km

Occurred / latest reportedOct 19, 2026, 5:46 PM UTC

Provider last updatedOct 19, 2026, 10:22 PM UTC

TerraPulse collectedOct 21, 2026, 1:50 AM UTC

Catalog statusreviewed

Reported geometryPoint

Location qualityValidated coordinate format (not accuracy assurance)

Country assignmentUnited States

Coordinates (lon, lat)-122.0042, 46.9417

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": [
    -122.004166666667,
    46.9416666666667,
    8.2
  ]
}

Revision observations

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

Collected2026-10-21T01:50:15.594Z· Provider update2026-10-19T22:22:11.480Z · Magnitude 0.5

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