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Minor earthquake: M2.87 quake has struck near Seeley Lake in Montana


Earthquake location 47.2816667S, -113.2273333WA minor earthquake with magnitude 2.87 (ml/mb) was detected on Sunday, 22 kilometers (14 miles) from Seeley Lake in Montana. The earthquake occurred at a depth of 9.63 km (6 miles). Exact location of earthquake, -113.2273333° West, 47.2816667° North, depth 9.63 km. Exact time and date of event in UTC/GMT: 12/01/20 / 2020-01-12 10:21:21 / January 12, 2020 @ 10:21 am. Event id: mb80378109. Ids that are associated to the earthquake: mb80378109. The 2.87-magnitude earthquake was detected at 03:21:21 / 3:21 am (local time epicenter).

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Missoula. Event epicenter was 74 km (46 miles) from Missoula (c. 66 800 pop). Nearby country/countries, United States (c. 310 233 000 pop) (That might be effected).

Each year there are an estimated 1,300,000 minor earthquakes in the world. 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 one and in the last 365 days thirteen earthquakes of magnitude 3.0 or greater that was reported nearby.

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 22 km ENE of Seeley Lake, Montana.

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More information

Parameter Value Description
Magnitude 2.87 mb The magnitude for the event.
Longitude -113.2273333° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 47.2816667° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 9.63 km Depth of the event in kilometers.
Place 22km ENE of Seeley Lake, Montana Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-01-12 10:21:21 Time when the event occurred. UTC/GMT
Updated 2020-01-12 16:46:42 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 127 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 18 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.368 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.18 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 120 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 mb80378109 Id of event.
Event Code 80378109 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,mb80378109, A comma-separated list of event ids that are associated to an event.

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