2.1

M2.1 Earthquake 8 km WNW of La Porte, CA — August 23, 2026

2026-08-23 19:25:39 UTC (2026-08-23) · approx. 11:25 AM UTC-8 local

MagnitudeM2.1(md)
Time19:25 UTC≈ 11:25 AM UTC-8
Depth9.9 kmshallow crustal
Coordinates39.696°, -121.075°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 39.70°, -121.08°

Earthquake Details

Magnitude
2.1 md
Depth
9.9 km
shallow crustal
Location
39.6958°N
-121.0750°E

Technical Information

Event ID
nc75423737
Event Type
earthquake
Status
✓ Reviewed
Significance
70
Stations Used
21
Azimuthal Gap
54.0°
Min Station Distance
0.211°
RMS Residual
0.24 sec
Last Updated
2026-09-03 04:07:20 UTC

Nearby Earthquakes (Last 7 Days)

2.7
1 km N of Lake Davis, CA
1 hour ago · -1.4 km deep
2.6
1 km NNW of The Geysers, CA
1 day ago · 0.4 km deep
2.5
23 km SE of Pinnacles, CA
2 days ago · 9.4 km deep
2.8
39 km WNW of Preston, Nevada
3 days ago · 0.0 km deep
5.0
111 km W of Petrolia, CA
5 days ago · 10.0 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: nc75423737). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, August 23, 2026). M2.1 Earthquake 8 km WNW of La Porte, CA — August 23, 2026. Retrieved September 3, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75423737/