2.2

M2.2 Earthquake 6 km W of Helena Valley West Central, Montana — November 12, 2021

2021-11-12 21:40:39 UTC (2021-11-12) · approx. 2:40 PM UTC-7 local

MagnitudeM2.2(ml)
Time21:40 UTC≈ 2:40 PM UTC-7
Depth13.3 kmshallow crustal
Coordinates46.670°, -112.139°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 46.67°, -112.14°

Earthquake Details

Magnitude
2.2 ml
Depth
13.3 km
shallow crustal
Location
46.6697°N
-112.1388°E

Technical Information

Event ID
mb80530039
Event Type
earthquake
Status
✓ Reviewed
Significance
74
Stations Used
23
Azimuthal Gap
79.0°
Min Station Distance
0.098°
RMS Residual
0.19 sec
Last Updated
2021-11-12 22:42:40 UTC

Nearby Earthquakes (Last 7 Days)

3.6
5 km NW of Black Eagle, Montana
7 hours ago · 27.7 km deep
4.2
37 km ENE of Nelson, Canada
1 day ago · 10.0 km deep
2.7
10 km WNW of Wisdom, Montana
6 days ago · 23.3 km deep
3.2
23 km NW of Stanley, Idaho
6 days ago · 10.0 km deep

Actions

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Location

Montana
View all Montana earthquakes

Understanding This Data

Magnitude 2.2 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: mb80530039). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, November 12, 2021). M2.2 Earthquake 6 km W of Helena Valley West Central, Montana — November 12, 2021. Retrieved November 12, 2021 from https://www.earthquaketracker.org/earthquakes/event/mb80530039/