2.1

M2.1 Earthquake 1km NNE of San Ramon, CA — November 17, 2021

2021-11-17 19:50:15 UTC (2021-11-17) · approx. 11:50 AM UTC-8 local

MagnitudeM2.1(md)
Time19:50 UTC≈ 11:50 AM UTC-8
Depth10.0 kmshallow crustal
Coordinates37.791°, -121.970°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 37.79°, -121.97°

Earthquake Details

Magnitude
2.1 md
Depth
10.0 km
shallow crustal
Location
37.7908°N
-121.9698°E
Community Intensity
1.0
CDI from reports

Technical Information

Event ID
nc73654080
Event Type
earthquake
Status
✓ Reviewed
Significance
69
Stations Used
71
Azimuthal Gap
46.0°
Min Station Distance
0.026°
RMS Residual
0.08 sec
Last Updated
2021-11-18 02:05:35 UTC

Nearby Earthquakes (Last 7 Days)

2.6
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2.6
2 km ENE of Aromas, CA
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2.6
21 km E of Alum Rock, CA
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3.5
20 km WSW of Petrolia, CA
2 days ago · 20.1 km deep
3.8
20 km WSW of Gerlach, Nevada
2 days ago · 7.0 km deep
2.7
3 km ESE of Santa Rosa, CA
2 days ago · 9.1 km deep
3.3
17 km WSW of Petrolia, CA
3 days ago · 9.0 km deep
2.6
7 km E of Hydesville, CA
3 days ago · 24.2 km deep
3.3
19 km WSW of Gerlach, Nevada
4 days ago · 11.0 km deep
3.0
9 km SW of Brentwood, CA
4 days ago · 16.9 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: nc73654080). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, November 17, 2021). M2.1 Earthquake 1km NNE of San Ramon, CA — November 17, 2021. Retrieved November 18, 2021 from https://www.earthquaketracker.org/earthquakes/event/nc73654080/