1.7
Earthquake Details: 5 km SE of Loma Linda, California, United States
8/18/2026, 3:20:34 PM
A magnitude 1.7 earthquake occurred near 5 km SE of Loma Linda, California, United States on 8/18/2026 at 3:20:34 PM. The seismic event was recorded at a depth of 3.43 km. No tsunami warning was issued.
No Tsunami WarningStatus: reviewedType: earthquake
Regional Seismicity
Technical Details
Depth3.43 km
Significance42
Latitude34.0213
Longitude-117.2187
Event IDci41529248
Magnitude1.7
Updated:8/18/2026, 4:24:00 PM
External Resources
View on USGS Official SiteLoading map...
Time & depth
- Local time
- 8/18/2026, 8:20:34 AM PDT
- UTC
- 8/18/2026, 3:20:34 PM UTC
3.43 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M3.4Offshore 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, MexicoAfterM3.076 km ENE of Tonopah, Nevada, United StatesAfterM3.614 km N of Warner Springs, California, United StatesAfterM3.0Baja 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 18, 2026, 04:24 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.