2.8
Earthquake Details: 7 km ESE of Palomar Observatory, California, United States
8/17/2026, 10:16:08 PM
A magnitude 2.8 earthquake occurred near 7 km ESE of Palomar Observatory, California, United States on 8/17/2026 at 10:16:08 PM. The seismic event was recorded at a depth of 14.67 km. No tsunami warning was issued.
No Tsunami WarningStatus: reviewedType: earthquake
Regional Seismicity
Technical Details
Depth14.67 km
Significance126
Latitude33.3237
Longitude-116.7968
Event IDci41528744
Magnitude2.8
Updated:8/17/2026, 11:59:37 PM
External Resources
View on USGS Official SiteLoading map...
Time & depth
- Local time
- 8/17/2026, 3:16:08 PM PDT
- UTC
- 8/17/2026, 10:16:08 PM UTC
14.67 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M3.342 km SW of Maneadero, B.C., MXBeforeM3.8Gulf Of CaliforniaBeforeM3.9Gulf Of CaliforniaBeforeM3.4Offshore Baja California, MexicoBeforeM3.8Gulf Of CaliforniaBeforeM3.6Gulf Of CaliforniaBeforeM3.6Gulf Of CaliforniaBeforeM3.4Gulf Of CaliforniaBeforeM4.1Gulf Of CaliforniaBeforeM3.5Gulf Of CaliforniaAfterM3.1Offshore Baja California, MexicoAfterM3.514 km N of Warner Springs, California, United StatesAfter
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 17, 2026, 11:59 PM 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.