2.1

M2.1 Earthquake 5 km N of Yucaipa, CA — August 4, 2023

2023-08-04 18:43:36 UTC (2023-08-04) · approx. 10:43 AM UTC-8 local

MagnitudeM2.1(ml)
Time18:43 UTC≈ 10:43 AM UTC-8
Depth12.6 kmshallow crustal
Coordinates34.081°, -117.034°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 34.08°, -117.03°

Earthquake Details

Magnitude
2.1 ml
Depth
12.6 km
shallow crustal
Location
34.0805°N
-117.0337°E

Technical Information

Event ID
ci40529712
Event Type
earthquake
Status
✓ Reviewed
Significance
70
Stations Used
74
Azimuthal Gap
28.0°
Min Station Distance
0.060°
RMS Residual
0.16 sec
Last Updated
2023-08-14 22:40:22 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: ci40529712). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2023, August 4, 2023). M2.1 Earthquake 5 km N of Yucaipa, CA — August 4, 2023. Retrieved August 14, 2023 from https://www.earthquaketracker.org/earthquakes/event/ci40529712/