2.8

M2.8 Earthquake 29 km SW of Birney, Montana — November 8, 2021

2021-11-08 20:16:52 UTC (2021-11-08) · approx. 1:16 PM UTC-7 local

MagnitudeM2.8(ml)
Time20:16 UTC≈ 1:16 PM UTC-7
Depth0.0 kmshallow crustal
Coordinates45.158°, -106.818°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 45.16°, -106.82°

Earthquake Details

Magnitude
2.8 ml
Depth
0.0 km
shallow crustal
Location
45.1579°N
-106.8184°E

Technical Information

Event ID
us7000fsgm
Event Type
mining explosion
Status
✓ Reviewed
Significance
121
Azimuthal Gap
102.0°
Min Station Distance
1.586°
RMS Residual
1.00 sec
Last Updated
2022-01-15 20:51:41 UTC

Nearby Earthquakes (Last 7 Days)

3.6
5 km NW of Black Eagle, Montana
11 hours ago · 27.7 km deep
3.4
3 km NNW of Little America, Wyoming
3 days ago · -3.4 km deep
3.8
22 km NE of Granger, Wyoming
6 days ago · 3.8 km deep

Actions

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Location

Montana
View all Montana earthquakes

Understanding This Data

Magnitude 2.8 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: us7000fsgm). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2021, November 8, 2021). M2.8 Earthquake 29 km SW of Birney, Montana — November 8, 2021. Retrieved January 15, 2022 from https://www.earthquaketracker.org/earthquakes/event/us7000fsgm/