2.2

M2.2 Earthquake 10km WNW of Alder Springs, CA — August 1, 2021

2021-08-01 19:45:50 UTC (2021-08-01) · approx. 11:45 AM UTC-8 local

MagnitudeM2.2(md)
Time19:45 UTC≈ 11:45 AM UTC-8
Depth4.1 kmshallow crustal
Coordinates39.672°, -122.841°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 39.67°, -122.84°

Earthquake Details

Magnitude
2.2 md
Depth
4.1 km
shallow crustal
Location
39.6718°N
-122.8407°E

Technical Information

Event ID
nc73604026
Event Type
earthquake
Status
✓ Reviewed
Significance
74
Stations Used
17
Azimuthal Gap
124.0°
Min Station Distance
0.277°
RMS Residual
0.06 sec
Last Updated
2021-08-09 21:45:13 UTC

Nearby Earthquakes (Last 7 Days)

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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: nc73604026). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, August 1, 2021). M2.2 Earthquake 10km WNW of Alder Springs, CA — August 1, 2021. Retrieved August 9, 2021 from https://www.earthquaketracker.org/earthquakes/event/nc73604026/