Minor earthquake: M3.05 quake has struck near Whitehall in Montana

A minor earthquake magnitude 3.05 (ml/mb) has occurred on Monday, 16 kilometers (10 miles) from Whitehall in Montana. The earthquake occurred at a depth of 7.43 km (5 miles). Exact location of earthquake, longitude -112.126 West, latitude 45.7211667 North, depth = 7.43 km. The temblor was reported at 23:18:57 / 11:18 pm (local time epicenter). Exact time and date of event in UTC/GMT: 24/07/18 / 2018-07-24 06:18:57 / July 24, 2018 @ 6:18 am. All ids that are associated to the event: mb80303189. Unique identifier: mb80303189.

Closest city/cities/towns to epicentrum/hypocenter was Anaconda, Belgrade, Butte-Silver Bow (Balance) (min 5000 pop). Earthquake epicenter was 45 km (28 miles) from Butte (c. 34 200 pop), 46 km (28 miles) from Butte-Silver Bow (Balance) (c. 33 500 pop), 78 km (48 miles) from Anaconda (c. 9 400 pop), 74 km (46 miles) from Belgrade (c. 7 400 pop). Country/countries that might be effected, United States (c. 310 233 000 pop).

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

Did you feel the quake?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity 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: 16 km S of Whitehall, Montana.

More information

Parameter	Value	Description
Magnitude	3.05 mb	The magnitude for the event.
Longitude	-112.126° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	45.7211667° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	7.43 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	2018-07-24 06:18:57	Time when the event occurred. UTC/GMT
Updated	2018-07-24 13:51:23	Time when the event was most recently updated. UTC/GMT
Timezone offset	-420	Timezone offset from UTC in minutes at the event epicenter.
Felt	1	The total number of felt reports
CDI	2	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	143	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	33	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.209	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.2 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	60	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	mb80303189	Id of event.
Event Code	80303189	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,mb80303189,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.05 quake has struck near Whitehall in Montana

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