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Minor earthquake, 2.8 mag was detected near Gustavus in Alaska


Earthquake location 58.7516S, -136.3644WA minor earthquake magnitude 2.8 (ml/mb) strikes 52 km NW of Gustavus, Alaska (32 miles) on Monday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was picked up at 07:50:37 / 7:50 am (local time epicenter). The earthquake occurred at a depth of 18 km (11 miles) below the earth’s surface. Event ids that are associated to the earthquake: ak11631980. Id of event: ak11631980. Exact time and date of event in UTC/GMT: 22/06/15 / 2015-06-22 15:50:37 / June 22, 2015 @ 3:50 pm. Exact location of earthquake, -136.3644° West, 58.7516° North, depth 18 km.

In the past 24 hours, there have been 0, in the last 10 days 0, in the past 30 days 0 and in the last 365 days thirty-seven earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 1,300,000 minor earthquakes in the world.

Questions or comments?

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. 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: 52 km NW of Gustavus, Alaska.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -136.3644° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 58.7516° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 18 km Depth of the event in kilometers.
Place 52km NW of Gustavus, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-06-22 15:50:37 Time when the event occurred. UTC/GMT
Updated 2015-06-29 07:30:53 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 121 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network ak The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,ak, 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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.75 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 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 ak11631980 Id of event.
Event Code 11631980 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak11631980, A comma-separated list of event ids that are associated to an event.

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