2.3

M2.3 Earthquake 26 km NE of Viola, CA — May 27, 2026

2026-05-27 22:49:37 UTC (2026-05-27) · approx. 2:49 PM UTC-8 local

MagnitudeM2.3(md)
Time22:49 UTC≈ 2:49 PM UTC-8
Depth7.4 kmshallow crustal
Coordinates40.684°, -121.461°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 40.68°, -121.46°

Earthquake Details

Magnitude
2.3 md
Depth
7.4 km
shallow crustal
Location
40.6838°N
-121.4608°E

Technical Information

Event ID
nc75370067
Event Type
earthquake
Status
✓ Reviewed
Significance
82
Stations Used
27
Azimuthal Gap
36.0°
Min Station Distance
0.109°
RMS Residual
0.15 sec
Last Updated
2026-06-07 02:07:24 UTC

Nearby Earthquakes (Last 7 Days)

2.7
22 km SSW of Manton, CA
1 day 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
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2.6
2 km ENE of Aromas, CA
3 days ago · 0.6 km deep
2.6
21 km E of Alum Rock, CA
4 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
5 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
6 days ago · 24.2 km deep

Actions

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Understanding This Data

Magnitude 2.3 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: nc75370067). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, May 27, 2026). M2.3 Earthquake 26 km NE of Viola, CA — May 27, 2026. Retrieved June 7, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75370067/