2.2

M2.2 Earthquake 3km SSW of Half Moon Bay, CA — December 13, 2021

2021-12-13 21:48:15 UTC (2021-12-13) · approx. 1:48 PM UTC-8 local

MagnitudeM2.2(md)
Time21:48 UTC≈ 1:48 PM UTC-8
Depth10.0 kmshallow crustal
Coordinates37.437°, -122.441°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 37.44°, -122.44°

Earthquake Details

Magnitude
2.2 md
Depth
10.0 km
shallow crustal
Location
37.4368°N
-122.4410°E

Technical Information

Event ID
nc73663366
Event Type
earthquake
Status
✓ Reviewed
Significance
74
Stations Used
36
Azimuthal Gap
205.0°
Min Station Distance
0.017°
RMS Residual
0.09 sec
Last Updated
2021-12-15 02:16:10 UTC

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Actions

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Understanding This Data

Magnitude 2.2 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: nc73663366). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, December 13, 2021). M2.2 Earthquake 3km SSW of Half Moon Bay, CA — December 13, 2021. Retrieved December 15, 2021 from https://www.earthquaketracker.org/earthquakes/event/nc73663366/