2.7
Earthquake Details: 12 km S of Lompoc, California, United States
8/17/2026, 9:42:46 AM
A magnitude 2.7 earthquake occurred near 12 km S of Lompoc, California, United States on 8/17/2026 at 9:42:46 AM. The seismic event was recorded at a depth of 4.81 km. No tsunami warning was issued.
No Tsunami WarningStatus: reviewedType: earthquake
Regional Seismicity
Technical Details
Depth4.81 km
Significance109
Latitude34.5345
Longitude-120.4757
Event IDci40674314
Magnitude2.7
Updated:8/17/2026, 6:10:58 PM
External Resources
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Time & depth
- Local time
- 8/17/2026, 2:42:46 AM PDT
- UTC
- 8/17/2026, 9:42:46 AM UTC
4.81 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M3.419 km SW of Toms Place, California, United StatesBeforeM3.342 km SW of Maneadero, B.C., MXBeforeM2.712 km NNE of Trabuco Canyon, California, United StatesBeforeM2.67 km SW of Atascadero, California, United StatesBeforeM2.810 km ENE of Coso Junction, California, United StatesBeforeM3.4Offshore Baja California, MexicoBeforeM2.86 km SE of Ontario, California, United StatesBeforeM2.63 km SE of Concord, California, United StatesBeforeM2.512 km SSW of Lompoc, California, United StatesAfterM2.87 km ESE of Palomar Observatory, California, United StatesAfterM2.735 km NNW of Santa Barbara Is., California, United StatesAfterM2.510 km NE of Niland, 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, 06:10 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.