2.1

M2.1 Earthquake 8km W of Petrolia, CA — July 25, 2021

2021-07-25 20:05:26 UTC (2021-07-25) · approx. 12:05 PM UTC-8 local

MagnitudeM2.1(md)
Time20:05 UTC≈ 12:05 PM UTC-8
Depth28.5 kmshallow crustal
Coordinates40.325°, -124.374°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 40.32°, -124.37°

Earthquake Details

Magnitude
2.1 md
Depth
28.5 km
shallow crustal
Location
40.3247°N
-124.3745°E

Technical Information

Event ID
nc73599471
Event Type
earthquake
Status
✓ Reviewed
Significance
68
Stations Used
17
Azimuthal Gap
224.0°
Min Station Distance
0.044°
RMS Residual
0.11 sec
Last Updated
2021-08-05 01:07:38 UTC

Nearby Earthquakes (Last 7 Days)

2.7
10 km W of Boonville, CA
3 hours ago · 3.5 km deep
3.7
10 km W of Boonville, CA
3 hours ago · 4.0 km deep
2.6
2 km NW of Hollister, CA
2 days ago · 6.1 km deep
2.8
1 km WNW of Sun Valley, Nevada
3 days ago · 5.1 km deep
2.5
40 km W of Petrolia, CA
3 days ago · 2.0 km deep
2.6
47 km WNW of Petrolia, CA
3 days ago · 26.4 km deep
2.5
21 km W of Petrolia, CA
4 days ago · 10.5 km deep
3.0
21 km WSW of Petrolia, CA
4 days ago · 5.7 km deep
2.7
22 km SSW of Manton, CA
6 days ago · 16.4 km deep
2.5
10 km ENE of Milpitas, CA
6 days ago · 2.7 km deep

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: nc73599471). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, July 25, 2021). M2.1 Earthquake 8km W of Petrolia, CA — July 25, 2021. Retrieved August 5, 2021 from https://www.earthquaketracker.org/earthquakes/event/nc73599471/