- Depth
- 18.9 km
- Source
- USGS
California · San Diego County
Country overviewCalifornia · San Diego County
Country overviewOn September 16, 2026 at 01:45 UTC, a magnitude M1.2 earthquake occurred near San Diego County, California (United States). With a focal depth of about 19 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.
The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 171 earthquakes, the strongest at M4.8.
Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.
Depth classes per USGS
California
16 Sep 2025 – 16 Sep 2026 · M ≥ 2.0 · 2,410 Catalogue entries
Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.
Open seismic profile