2.4

M2.4 Earthquake 14 km W of Johannesburg, CA — September 29, 2025

2025-09-29 18:28:10 UTC (2025-09-29) · approx. 10:28 AM UTC-8 local

MagnitudeM2.4(ml)
Time18:28 UTC≈ 10:28 AM UTC-8
Depth6.7 kmshallow crustal
Coordinates35.350°, -117.790°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 35.35°, -117.79°

Earthquake Details

Magnitude
2.4 ml
Depth
6.7 km
shallow crustal
Location
35.3502°N
-117.7900°E

Technical Information

Event ID
ci41100703
Event Type
earthquake
Status
✓ Reviewed
Significance
86
Stations Used
51
Azimuthal Gap
36.0°
Min Station Distance
0.094°
RMS Residual
0.14 sec
Last Updated
2025-09-29 19:33:10 UTC

Nearby Earthquakes (Last 7 Days)

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3.1
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2.8
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3 days ago · 8.6 km deep
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18 km WSW of Johannesburg, CA
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4.3
18 km WSW of Johannesburg, CA
4 days ago · 7.5 km deep

Actions

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Understanding This Data

Magnitude 2.4 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: ci41100703). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, September 29, 2025). M2.4 Earthquake 14 km W of Johannesburg, CA — September 29, 2025. Retrieved September 29, 2025 from https://www.earthquaketracker.org/earthquakes/event/ci41100703/