2.1

M2.1 Earthquake 18 km WSW of Johannesburg, CA — May 11, 2026

2026-05-11 16:36:52 UTC (2026-05-11) · approx. 8:36 AM UTC-8 local

MagnitudeM2.1(ml)
Time16:36 UTC≈ 8:36 AM UTC-8
Depth7.6 kmshallow crustal
Coordinates35.304°, -117.809°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 35.30°, -117.81°

Earthquake Details

Magnitude
2.1 ml
Depth
7.6 km
shallow crustal
Location
35.3042°N
-117.8088°E

Technical Information

Event ID
ci41464104
Event Type
earthquake
Status
✓ Reviewed
Significance
70
Stations Used
54
Azimuthal Gap
33.0°
Min Station Distance
0.048°
RMS Residual
0.18 sec
Last Updated
2026-05-11 19:47:17 UTC

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Actions

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Understanding This Data

Magnitude 2.1 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: ci41464104). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, May 11, 2026). M2.1 Earthquake 18 km WSW of Johannesburg, CA — May 11, 2026. Retrieved May 11, 2026 from https://www.earthquaketracker.org/earthquakes/event/ci41464104/