1.8
Earthquake Details: 16 km NW of Pinnacles, CA
Aug 20, 2026, 11:51:21
A magnitude 1.8 earthquake occurred near 16 km NW of Pinnacles, CA on Aug 20, 2026 at 11:51:21. The seismic event was recorded at a depth of 4 km. No tsunami warning was issued.
No Tsunami WarningStatus: AutomaticType: Earthquake
Regional Seismicity
Technical Details
Depth4 km
Significance52
Latitude36.6248
Longitude-121.2770
Event IDnc75421722
Magnitude1.8
Updated:Aug 20, 2026, 14:37:20 UTC
External Resources
View on USGS Official SiteLoading map...
Time & depth
- Local time
- Aug 20, 2026, 04:51:21 PDT
- UTC
- Aug 20, 2026, 11:51:21 UTC
4 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M2.919 km SW of Toms Place, CAAfterM2.318 km SW of Toms Place, CAAfterM2.117 km WSW of Johannesburg, CAAfterM2.09 km E of Coso Junction, CAAfterM2.1Central CaliforniaAfterM2.49 km WNW of The Geysers, CAAfterM2.717 km SSE of Shandon, CAAfterM2.513 km W of Round Valley, CAAfterM2.5Central CaliforniaAfterM2.311 km SSW of Lompoc, CAAfterM2.118 km SW of Toms Place, CAAfterM2.31 km SE of Pacifica, CAAfter
You may also find these tools useful
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 20, 2026, 14:37 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.