2.1

M2.1 Earthquake 2 km WSW of Granite Bay, CA — June 4, 2026

2026-06-04 21:46:07 UTC (2026-06-04) · approx. 1:46 PM UTC-8 local

MagnitudeM2.1(md)
Time21:46 UTC≈ 1:46 PM UTC-8
Depth10.8 kmshallow crustal
Coordinates38.756°, -121.191°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 38.76°, -121.19°

Earthquake Details

Magnitude
2.1 md
Depth
10.8 km
shallow crustal
Location
38.7560°N
-121.1905°E

Technical Information

Event ID
nc75370946
Event Type
earthquake
Status
✓ Reviewed
Significance
67
Stations Used
27
Azimuthal Gap
83.0°
Min Station Distance
0.067°
RMS Residual
0.16 sec
Last Updated
2026-06-12 19:22:19 UTC

Nearby Earthquakes (Last 7 Days)

3.0
8 km ESE of Cloverdale, CA
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2.6
1 km SW of Anderson Springs, CA
7 hours ago · 1.8 km deep
2.6
6 km W of Yountville, CA
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2.5
2 km SSW of Round Valley, CA
1 day ago · 8.6 km deep
4.8
97 km W of Petrolia, CA
1 day ago · 10.0 km deep
2.6
9 km NW of Redwood Valley, CA
3 days ago · -0.4 km deep
2.6
26 km WSW of Westley, CA
3 days ago · 2.7 km deep
3.3
27 km WSW of Westley, CA
3 days ago · 3.4 km deep
2.7
10 km W of Boonville, CA
5 days ago · 3.5 km deep
3.7
10 km W of Boonville, CA
5 days ago · 4.8 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: nc75370946). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, June 4, 2026). M2.1 Earthquake 2 km WSW of Granite Bay, CA — June 4, 2026. Retrieved June 12, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75370946/