2.1

M2.1 Earthquake 22km NW of Petrolia, CA — December 29, 2020

2020-12-29 22:57:28 UTC (2020-12-29) · approx. 2:57 PM UTC-8 local

MagnitudeM2.1(md)
Time22:57 UTC≈ 2:57 PM UTC-8
Depth20.3 kmshallow crustal
Coordinates40.440°, -124.495°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 40.44°, -124.50°

Earthquake Details

Magnitude
2.1 md
Depth
20.3 km
shallow crustal
Location
40.4402°N
-124.4952°E

Technical Information

Event ID
nc73504245
Event Type
earthquake
Status
✓ Reviewed
Significance
69
Stations Used
16
Azimuthal Gap
240.0°
Min Station Distance
0.125°
RMS Residual
0.08 sec
Last Updated
2021-01-05 13:04:04 UTC

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4.8
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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: nc73504245). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2020, December 29, 2020). M2.1 Earthquake 22km NW of Petrolia, CA — December 29, 2020. Retrieved January 5, 2021 from https://www.earthquaketracker.org/earthquakes/event/nc73504245/