USGS · EARTHQUAKE

M 4.5 · 203 km ENE of Nagqu, China

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

Source agencyUSGS

Provider event IDus6000u458

Magnitude4.5 mb

Depth10.0 km

Occurred / latest reportedOct 22, 2026, 4:50 PM UTC

Provider last updatedOct 22, 2026, 7:33 PM UTC

TerraPulse collectedOct 22, 2026, 7:35 PM UTC

Catalog statusreviewed

Reported geometryPoint

Location qualityValidated coordinate format (not accuracy assurance)

Country assignmentChina

Coordinates (lon, lat)93.8798, 32.4493

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": [
    93.8798,
    32.4493,
    10
  ]
}

Revision observations

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

Collected2026-10-22T19:35:03.834Z· Provider update2026-10-22T19:33:41.040Z · 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.