USGS · EARTHQUAKE

M 0.8 · 0 km NW of The Geysers, CA

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

Source agencyUSGS

Provider event IDnc75452711

Magnitude0.8 md

Depth1.1 km

Occurred / latest reportedOct 20, 2026, 11:52 PM UTC

Provider last updatedOct 20, 2026, 11:53 PM UTC

TerraPulse collectedOct 21, 2026, 1:50 AM UTC

Catalog statusautomatic

Reported geometryPoint

Location qualityValidated coordinate format (not accuracy assurance)

Country assignmentUnited States

Coordinates (lon, lat)-122.7587, 38.7785

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": [
    -122.758666992188,
    38.7784996032715,
    1.07000005245209
  ]
}

Revision observations

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

Collected2026-10-21T01:50:15.154Z· Provider update2026-10-20T23:53:39.711Z · Magnitude 0.85

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