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 CaliforniaBeforeM3.0Baja California, MexicoBeforeM3.5Gulf Of CaliforniaAfterM3.1Offshore Baja California, MexicoAfter
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.