2.1

M2.1 Earthquake 1 km NE of Almanor, CA — September 7, 2023

2023-09-07 22:44:43 UTC (2023-09-07) · approx. 2:44 PM UTC-8 local

MagnitudeM2.1(md)
Time22:44 UTC≈ 2:44 PM UTC-8
Depth1.8 kmshallow crustal
Coordinates40.223°, -121.166°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 40.22°, -121.17°

Earthquake Details

Magnitude
2.1 md
Depth
1.8 km
shallow crustal
Location
40.2228°N
-121.1660°E

Technical Information

Event ID
nc73934401
Event Type
earthquake
Status
✓ Reviewed
Significance
69
Stations Used
26
Azimuthal Gap
51.0°
Min Station Distance
0.248°
RMS Residual
0.20 sec
Last Updated
2023-09-08 05:39:16 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: nc73934401). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2023, September 7, 2023). M2.1 Earthquake 1 km NE of Almanor, CA — September 7, 2023. Retrieved September 8, 2023 from https://www.earthquaketracker.org/earthquakes/event/nc73934401/