3.3
Earthquake Details: 10 km ENE of Coso Junction, CA
Aug 21, 2026, 17:26:17
A magnitude 3.3 earthquake occurred near 10 km ENE of Coso Junction, CA on Aug 21, 2026 at 17:26:17. The seismic event was recorded at a depth of 2.54 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth2.54 km
Significance167
Latitude36.0685
Longitude-117.8418
Event IDci41532240
Magnitude3.3
Updated:Aug 22, 2026, 12:34:44 UTC
External Resources
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Time & depth
- Local time
- Aug 21, 2026, 10:26:17 PDT
- UTC
- Aug 21, 2026, 17:26:17 UTC
2.54 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M2.975 km ENE of Tonopah, NevadaBeforeM3.076 km ENE of Tonopah, NevadaBeforeM3.614 km N of Warner Springs, CABeforeM2.882 km NE of Tonopah, NevadaBeforeM3.010 km ENE of Coso Junction, CABeforeM2.84 km NW of Parkfield, CAAfterM4.010 km ENE of Coso Junction, CAAfterM3.410 km ENE of Coso Junction, CAAfterM3.510 km ENE of Coso Junction, CAAfterM2.819 km SW of Toms Place, CAAfterM2.919 km SW of Toms Place, CAAfterM2.717 km SSE of Shandon, CAAfter
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Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Aug 22, 2026, 12:34 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. CC BY 4.0
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.