Minor earthquake, 2.9 mag has occurred near Logan in Montana

A minor earthquake with magnitude 2.9 (ml/mb) was reported 8 kilometers (5 miles) from Logan in Montana on Saturday. The temblor was detected at 07:11:45 / 7:11 am (local time epicenter). Id of earthquake: us7000p0ka. Event ids that are associated: us7000p0ka. Exact location of event, longitude -111.3664 West, latitude 45.944 North, depth = 12.859 km. Date and time of earthquake in UTC/GMT: 21/12/24 / 2024-12-21 07:11:45 / December 21, 2024 @ 7:11 am. The earthquake was roughly at a depth of 12.859 km (8 miles).

Nearby country/countries that might be effected, United States (c. 310 233 000 pop). The epicenter was 39 km (24 miles) from Bozeman (c. 37 300 pop), 24 km (15 miles) from Belgrade (c. 7 400 pop), 70 km (43 miles) from Livingston (c. 7 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Livingston, Bozeman, Belgrade (min 5000 pop).

There are an estimated 130,000 minor quakes in the world each year. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been 0, in the last 10 days 0, in the past 30 days 0 and in the last 365 days one earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel anything?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 8 km NE of Logan, Montana.

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Parameter	Value	Description
Magnitude	2.9 mb	The magnitude for the event.
Longitude	-111.3664° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	45.944° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	12.859 km	Depth of the event in kilometers.
Place	8 km NE of Logan, Montana	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2024-12-21 07:11:45	Time when the event occurred. UTC/GMT
Updated	2024-12-21 07:17:58	Time when the event was most recently updated. UTC/GMT
Timezone offset		Timezone offset from UTC in minutes at the event epicenter.
Felt		The total number of felt reports
CDI		The maximum reported intensity for the event.
MMI		The maximum estimated instrumental intensity for the event.
Alert Level		The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status	reviewed	Indicates whether the event has been reviewed by a human.
Tsunami	0	This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG	129	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	us	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,us,	A comma-separated list of network contributors.
Number of Stations Used	35	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.232	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.5 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	62	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	ml	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us7000p0ka	Id of event.
Event Code	7000p0ka	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us7000p0ka,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 2.9 mag has occurred near Logan in Montana

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