2.1

M2.1 Earthquake 6km SW of Laytonville, CA — September 23, 2021

2021-09-23 20:24:54 UTC (2021-09-23) · approx. 12:24 PM UTC-8 local

MagnitudeM2.1(md)
Time20:24 UTC≈ 12:24 PM UTC-8
Depth3.1 kmshallow crustal
Coordinates39.647°, -123.523°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 39.65°, -123.52°

Earthquake Details

Magnitude
2.1 md
Depth
3.1 km
shallow crustal
Location
39.6467°N
-123.5230°E

Technical Information

Event ID
nc73628596
Event Type
earthquake
Status
✓ Reviewed
Significance
66
Stations Used
24
Azimuthal Gap
85.0°
Min Station Distance
0.061°
RMS Residual
0.16 sec
Last Updated
2021-09-27 17:15:35 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: nc73628596). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, September 23, 2021). M2.1 Earthquake 6km SW of Laytonville, CA — September 23, 2021. Retrieved September 27, 2021 from https://www.earthquaketracker.org/earthquakes/event/nc73628596/