2.1

M2.1 Earthquake 11 km SE of Ash Flat, Arkansas — December 14, 2021

2021-12-14 17:42:10 UTC (2021-12-14) · approx. 11:42 AM UTC-6 local

MagnitudeM2.1(md)
Time17:42 UTC≈ 11:42 AM UTC-6
Depth10.5 kmshallow crustal
Coordinates36.157°, -91.513°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 36.16°, -91.51°

Earthquake Details

Magnitude
2.1 md
Depth
10.5 km
shallow crustal
Location
36.1565°N
-91.5132°E

Technical Information

Event ID
nm60140343
Event Type
earthquake
Status
✓ Reviewed
Significance
67
Stations Used
9
Azimuthal Gap
95.0°
Min Station Distance
0.303°
RMS Residual
0.13 sec
Last Updated
2021-12-14 19:01:43 UTC

Nearby Earthquakes (Last 7 Days)

2.9
5 km N of Stroud, Oklahoma
5 days ago · 7.6 km deep

Actions

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Location

Arkansas
View all Arkansas earthquakes

Understanding This Data

Magnitude 2.1 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: nm60140343). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, December 14, 2021). M2.1 Earthquake 11 km SE of Ash Flat, Arkansas — December 14, 2021. Retrieved December 14, 2021 from https://www.earthquaketracker.org/earthquakes/event/nm60140343/