2.1

M2.1 Earthquake 28km SE of Markleeville, CA — September 28, 2021

2021-09-28 17:30:27 UTC (2021-09-28) · approx. 9:30 AM UTC-8 local

MagnitudeM2.1(md)
Time17:30 UTC≈ 9:30 AM UTC-8
Depth4.8 kmshallow crustal
Coordinates38.544°, -119.535°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 38.54°, -119.53°

Earthquake Details

Magnitude
2.1 md
Depth
4.8 km
shallow crustal
Location
38.5437°N
-119.5347°E
Community Intensity
1.0
CDI from reports

Technical Information

Event ID
nc73630541
Event Type
earthquake
Status
✓ Reviewed
Significance
67
Stations Used
17
Azimuthal Gap
65.0°
Min Station Distance
0.027°
RMS Residual
0.10 sec
Last Updated
2021-09-28 21:31:03 UTC

Nearby Earthquakes (Last 7 Days)

2.7
22 km SSW of Manton, CA
22 hours ago · 16.4 km deep
2.5
10 km ENE of Milpitas, CA
1 day ago · 2.7 km deep
2.5
11 km N of Fillmore, CA
1 day ago · 26.6 km deep
2.6
17 km W of Petrolia, CA
2 days ago · 8.6 km deep
2.6
2 km ENE of Aromas, CA
3 days ago · 0.6 km deep
2.6
21 km E of Alum Rock, CA
3 days ago · 6.3 km deep
3.5
20 km WSW of Petrolia, CA
4 days ago · 20.1 km deep
3.8
20 km WSW of Gerlach, Nevada
4 days ago · 7.0 km deep
2.7
3 km ESE of Santa Rosa, CA
4 days ago · 9.1 km deep
3.3
17 km WSW of Petrolia, CA
5 days ago · 9.0 km deep

Actions

View on USGSDid You Feel It?

Understanding This Data

Magnitude 2.1 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: nc73630541). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, September 28, 2021). M2.1 Earthquake 28km SE of Markleeville, CA — September 28, 2021. Retrieved September 28, 2021 from https://www.earthquaketracker.org/earthquakes/event/nc73630541/