2.5

M2.5 Earthquake 8km W of Petrolia, CA — August 19, 2021

2021-08-19 23:33:17 UTC (2021-08-19) · approx. 3:33 PM UTC-8 local

MagnitudeM2.5(md)
Time23:33 UTC≈ 3:33 PM UTC-8
Depth27.6 kmshallow crustal
Coordinates40.335°, -124.374°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 40.33°, -124.37°

Earthquake Details

Magnitude
2.5 md
Depth
27.6 km
shallow crustal
Location
40.3348°N
-124.3743°E

Technical Information

Event ID
nc73612181
Event Type
earthquake
Status
✓ Reviewed
Significance
95
Stations Used
14
Azimuthal Gap
274.0°
Min Station Distance
0.052°
RMS Residual
0.11 sec
Last Updated
2021-10-29 14:46:50 UTC

Nearby Earthquakes (Last 7 Days)

2.6
1 km WNW of Sun Valley, Nevada
1 hour ago · 13.4 km deep
2.5
40 km W of Petrolia, CA
11 hours ago · 2.0 km deep
2.6
47 km WNW of Petrolia, CA
15 hours ago · 26.4 km deep
2.5
21 km W of Petrolia, CA
1 day ago · 10.5 km deep
3.0
21 km WSW of Petrolia, CA
1 day ago · 5.7 km deep
2.7
22 km SSW of Manton, CA
3 days ago · 16.4 km deep
2.5
10 km ENE of Milpitas, CA
3 days ago · 2.7 km deep
2.6
17 km W of Petrolia, CA
5 days ago · 8.6 km deep
2.6
2 km ENE of Aromas, CA
5 days ago · 0.6 km deep
2.6
21 km E of Alum Rock, CA
6 days ago · 6.3 km deep

Actions

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Understanding This Data

Magnitude 2.5 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: nc73612181). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, August 19, 2021). M2.5 Earthquake 8km W of Petrolia, CA — August 19, 2021. Retrieved October 29, 2021 from https://www.earthquaketracker.org/earthquakes/event/nc73612181/