2.7

M2.7 Earthquake 13km SE of Petrolia, CA — September 27, 2021

2021-09-27 22:27:55 UTC (2021-09-27) · approx. 2:27 PM UTC-8 local

MagnitudeM2.7(md)
Time22:27 UTC≈ 2:27 PM UTC-8
Depth12.3 kmshallow crustal
Coordinates40.258°, -124.164°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 40.26°, -124.16°

Earthquake Details

Magnitude
2.7 md
Depth
12.3 km
shallow crustal
Location
40.2585°N
-124.1637°E

Technical Information

Event ID
nc73630191
Event Type
earthquake
Status
✓ Reviewed
Significance
115
Stations Used
20
Azimuthal Gap
71.0°
Min Station Distance
0.010°
RMS Residual
0.07 sec
Last Updated
2021-12-04 14:30:00 UTC

Nearby Earthquakes (Last 7 Days)

2.7
22 km SSW of Manton, CA
23 hours ago · 16.4 km deep
2.5
10 km ENE of Milpitas, CA
1 day ago · 2.7 km deep
2.6
17 km W of Petrolia, CA
2 days ago · 8.6 km deep
2.6
2 km ENE of Aromas, CA
3 days ago · 0.6 km deep
2.6
21 km E of Alum Rock, CA
3 days ago · 6.3 km deep
3.5
20 km WSW of Petrolia, CA
4 days ago · 20.1 km deep
3.8
20 km WSW of Gerlach, Nevada
4 days ago · 7.0 km deep
2.7
3 km ESE of Santa Rosa, CA
4 days ago · 9.1 km deep
3.3
17 km WSW of Petrolia, CA
5 days ago · 9.0 km deep
2.6
7 km E of Hydesville, CA
5 days ago · 24.2 km deep

Actions

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Understanding This Data

Magnitude 2.7 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: nc73630191). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, September 27, 2021). M2.7 Earthquake 13km SE of Petrolia, CA — September 27, 2021. Retrieved December 4, 2021 from https://www.earthquaketracker.org/earthquakes/event/nc73630191/