Minor earthquake, 3.33 mag has occurred near Whitehall in Montana

A minor earthquake magnitude 3.33 (ml/mb) has struck on Saturday, 16 kilometers (10 miles) from Whitehall in Montana. The earthquake occurred at a depth of 6.79 km (4 miles). The 3.33-magnitude earthquake has occurred at 14:41:39 / 2:41 pm (local time epicenter). Unique identifier: mb80170904. Ids that are associated to the event: mb80170904. Exact location, longitude -112.1241667° West, latitude 45.7265° North, depth = 6.79 km. Date and time of earthquake in UTC/GMT: 10/09/16 / 2016-09-10 20:41:39 / September 10, 2016 @ 8:41 pm.

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Anaconda, Belgrade, Butte-Silver Bow (Balance). Close country/countries that might be effected, United States (c. 310 233 000 pop). Epicenter of the earthquake was 44 km (28 miles) from Butte (c. 34 200 pop), 46 km (28 miles) from Butte-Silver Bow (Balance) (c. 33 500 pop), 77 km (48 miles) from Anaconda (c. 9 400 pop), 74 km (46 miles) from Belgrade (c. 7 400 pop).

In the past 24 hours, there have been one, in the last 10 days five, in the past 30 days five and in the last 365 days eighteen earthquakes of magnitude 3.0 or greater that was reported nearby. Each year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

How would you describe the shaking?

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: 16 km S of Whitehall, Montana.

More information

Parameter	Value	Description
Magnitude	3.33 mb	The magnitude for the event.
Longitude	-112.1241667° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	45.7265° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	6.79 km	Depth of the event in kilometers.
Place	16km S of Whitehall, Montana	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2016-09-10 20:41:39	Time when the event occurred. UTC/GMT
Updated	2016-09-10 23:50:06	Time when the event was most recently updated. UTC/GMT
Timezone offset	-360	Timezone offset from UTC in minutes at the event epicenter.
Felt	1	The total number of felt reports
CDI	2.7	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	171	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	mb	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,mb,	A comma-separated list of network contributors.
Number of Stations Used	32	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.205	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.21 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	79	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	mb80170904	Id of event.
Event Code	80170904	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,mb80170904,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.33 mag has occurred near Whitehall in Montana

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