2.1

M2.1 Earthquake 7 km ENE of Bonadelle Ranchos-Madera Ranchos, CA — February 27, 2026

2026-02-27 21:01:23 UTC (2026-02-27) · approx. 1:01 PM UTC-8 local

MagnitudeM2.1(md)
Time21:01 UTC≈ 1:01 PM UTC-8
Depth-0.1 kmshallow crustal
Coordinates37.002°, -119.803°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 37.00°, -119.80°

Earthquake Details

Magnitude
2.1 md
Depth
-0.1 km
shallow crustal
Location
37.0018°N
-119.8032°E

Technical Information

Event ID
nc75319927
Event Type
quarry blast
Status
✓ Reviewed
Significance
68
Stations Used
14
Azimuthal Gap
207.0°
Min Station Distance
0.077°
RMS Residual
0.10 sec
Last Updated
2026-03-02 18:46:52 UTC

Nearby Earthquakes (Last 7 Days)

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3.3
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2.6
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3.0
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2.9
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2.5
11 km SW of Round Valley, CA
3 days ago · 17.5 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: nc75319927). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, February 27, 2026). M2.1 Earthquake 7 km ENE of Bonadelle Ranchos-Madera Ranchos, CA — February 27, 2026. Retrieved March 2, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75319927/