2.3

M2.3 Earthquake 15 km ESE of Markleeville, CA — August 21, 2026

2026-08-21 21:52:30 UTC (2026-08-21) · approx. 1:52 PM UTC-8 local

MagnitudeM2.3(md)
Time21:52 UTC≈ 1:52 PM UTC-8
Depth4.1 kmshallow crustal
Coordinates38.620°, -119.654°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 38.62°, -119.65°

Earthquake Details

Magnitude
2.3 md
Depth
4.1 km
shallow crustal
Location
38.6202°N
-119.6542°E

Technical Information

Event ID
nc75422667
Event Type
earthquake
Status
✓ Reviewed
Significance
83
Stations Used
8
Azimuthal Gap
101.0°
Min Station Distance
0.109°
RMS Residual
0.04 sec
Last Updated
2026-09-01 21:47:25 UTC

Nearby Earthquakes (Last 7 Days)

2.8
39 km WNW of Preston, Nevada
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2.7
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3.1
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2.8
8 km E of Lower Lake, CA
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2.5
8 km E of Lower Lake, CA
5 days ago · 0.9 km deep
2.7
7 km NW of The Geysers, CA
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2.5
2 km WNW of Concord, CA
5 days ago · 15.0 km deep
2.5
9 km E of Gilroy, CA
6 days ago · 5.6 km deep
2.6
3 km ESE of Berkeley, CA
6 days ago · 9.9 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: nc75422667). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, August 21, 2026). M2.3 Earthquake 15 km ESE of Markleeville, CA — August 21, 2026. Retrieved September 1, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75422667/