A magnitude 1.5 earthquake was recorded near 18 km WSW of Johannesburg, CA on Aug 28, 2026, 5:12:11 AM (2026-08-28T05:12:11.270Z). The earthquake occurred at a depth of 8.1 km with coordinates 35.3155, -117.8170.
Micro — instrument-only, not felt. This was a magnitude 1.5 earthquake — classed as micro. Earthquakes below magnitude 2.5 are almost never felt by people and are only recorded by seismographs.
At 8.1 km this is a shallow earthquake. Shallow quakes release their energy close to the surface, so shaking is usually stronger and more damaging than a deeper quake of the same magnitude — but it is felt over a smaller area.
Nearest major city: 146 km NNE of Los Angeles, United States.
The epicentre was located at 35.3155 latitude and -117.8170 longitude near 18 km WSW of Johannesburg, CA. The earthquake was shallow at 8.1 km depth.
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Data source: USGS Earthquake Hazards Program event page. This page is generated from live USGS GeoJSON feed data.
Data source: USGS Earthquake Hazards Program. Enable JavaScript for the live interactive map.