2.3

M2.3 Earthquake 12km SW of Rio Dell, CA — December 20, 2021

2021-12-20 21:51:53 UTC (2021-12-20) · approx. 1:51 PM UTC-8 local

MagnitudeM2.3(md)
Time21:51 UTC≈ 1:51 PM UTC-8
Depth29.4 kmshallow crustal
Coordinates40.435°, -124.221°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 40.44°, -124.22°

Earthquake Details

Magnitude
2.3 md
Depth
29.4 km
shallow crustal
Location
40.4353°N
-124.2213°E

Technical Information

Event ID
nc71126949
Event Type
earthquake
Status
✓ Reviewed
Significance
79
Stations Used
25
Azimuthal Gap
82.0°
Min Station Distance
0.079°
RMS Residual
0.11 sec
Last Updated
2021-12-28 11:11:11 UTC

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Actions

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Understanding This Data

Magnitude 2.3 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: nc71126949). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, December 20, 2021). M2.3 Earthquake 12km SW of Rio Dell, CA — December 20, 2021. Retrieved December 28, 2021 from https://www.earthquaketracker.org/earthquakes/event/nc71126949/