Minor earthquake, 3.1 mag was detected near Clinton in Montana

A minor earthquake magnitude 3.1 (ml/mb) has occurred on Thursday, 37 kilometers (23 miles) from Clinton in Montana. The temblor was reported at 08:32:04 / 8:32 am (local time epicenter). The epicenter of the earthquake was roughly 13.99 km (9 miles) below the earth’s surface. Exact location of earthquake, longitude -113.2422 West, latitude 46.8565 North, depth = 13.99 km. Id of earthquake: us1000jjts. Event ids that are associated: mb80338419, us1000jjts. Exact time and date of earthquake 21/03/19 / 2019-03-21 15:32:04 / March 21, 2019 @ 3:32 pm UTC/GMT.

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Orchard Homes, Missoula. The epicenter was 57 km (36 miles) from Missoula (c. 66 800 pop), 61 km (38 miles) from Orchard Homes (c. 5 200 pop). Country/countries that might be effected, United States (c. 310 233 000 pop).

In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days two and in the last 365 days seventeen earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. Every year there are an estimated 130,000 minor earthquakes in the world.

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 37 km ENE of Clinton, Montana.

More information

Parameter	Value	Description
Magnitude	3.1 mb	The magnitude for the event.
Longitude	-113.2422° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	46.8565° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	13.99 km	Depth of the event in kilometers.
Place	37km ENE of Clinton, Montana	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2019-03-21 15:32:04	Time when the event occurred. UTC/GMT
Updated	2019-03-21 17:25:17	Time when the event was most recently updated. UTC/GMT
Timezone offset	-420	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	148	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	,mb,us,	A comma-separated list of network contributors.
Number of Stations Used		The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.267	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.76 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	67	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	us1000jjts	Id of event.
Event Code	1000jjts	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,mb80338419,us1000jjts,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.1 mag was detected near Clinton in Montana

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