1.9
Earthquake Details: 18 km NNW of Grapevine, CA
Aug 23, 2026, 21:42:21
A magnitude 1.9 earthquake occurred near 18 km NNW of Grapevine, CA on Aug 23, 2026 at 21:42:21. The seismic event was recorded at a depth of 12.93 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth12.93 km
Significance53
Latitude35.0798
Longitude-119.0382
Event IDci41534568
Magnitude1.9
Updated:Aug 23, 2026, 21:53:11 UTC
External Resources
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Time & depth
- Local time
- Aug 23, 2026, 14:42:21 PDT
- UTC
- Aug 23, 2026, 21:42:21 UTC
12.93 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M3.010 km ENE of Coso Junction, CABeforeM3.310 km ENE of Coso Junction, CABeforeM3.6Offshore Baja California, MexicoBeforeM2.84 km NW of Parkfield, CABeforeM4.010 km ENE of Coso Junction, CABeforeM3.410 km ENE of Coso Junction, CABeforeM3.510 km ENE of Coso Junction, CABeforeM2.710 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, CAAfterM3.112 km WSW of Salton City, 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 23, 2026, 21:53 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.