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Minor earthquake, 2.89 mag strikes near West Yellowstone in Montana

Earthquake location 44.7915S, -111.0271667WA minor earthquake magnitude 2.89 (ml/mb) strikes 15 km NNE of West Yellowstone, Montana (9 miles) on Thursday. Id of earthquake: uu60221232. Event ids that are associated: uu60221232. Exact location of event, longitude -111.0271667 West, latitude 44.7915 North, depth = 11.04 km. Global date and time of event UTC/GMT: 03/08/17 / 2017-08-03 09:57:08 / August 3, 2017 @ 9:57 am. The earthquake occurred at a depth of 11.04 km (7 miles). The temblor was detected at 02:57:08 / 2:57 am (local time epicenter).

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been 0, in the last 10 days one, in the past 30 days four and in the last 365 days fourteen earthquakes of magnitude 3.0 or greater that was reported nearby. There are an estimated 1,300,000 minor earthquakes in the world each year.

Questions or comments?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. 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: 15 km NNE of West Yellowstone, Montana.

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More information

Parameter Value Description
Magnitude 2.89 mb The magnitude for the event.
Longitude -111.0271667° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 44.7915° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 11.04 km Depth of the event in kilometers.
Place 15km NNE of West Yellowstone, Montana Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-08-03 09:57:08 Time when the event occurred. UTC/GMT
Updated 2017-08-03 10:08:56 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 128 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network uu The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,uu, A comma-separated list of network contributors.
Number of Stations Used 25 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.03548 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.13 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 50 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 uu60221232 Id of event.
Event Code 60221232 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,uu60221232, A comma-separated list of event ids that are associated to an event.

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