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Minor earthquake 2.8 mag, 117 km WSW of Gustavus, Alaska

Earthquake location 58.0083S, -137.5825WA minor earthquake magnitude 2.8 (ml/mb) has occurred on Tuesday, 117 km WSW of Gustavus, Alaska (73 miles). Date and time of earthquake in UTC/GMT: 28/04/20 / 2020-04-28 16:04:53 / April 28, 2020 @ 4:04 pm. The 2.8-magnitude earthquake has occurred at 07:04:53 / 7:04 am (local time epicenter). Id of earthquake: us60009e0q. Event ids that are associated: us60009e0q. Exact location of event, longitude -137.5825 West, latitude 58.0083 North, depth = 6.36 km. The epicenter was at a depth of 6.36 km (4 miles).

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. Every year there are an estimated 1,300,000 minor earthquakes in the world. 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 eighteen earthquakes of magnitude 3.0 or greater that was reported nearby.

Did you feel the quake?

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: 117 km WSW of Gustavus, Alaska.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -137.5825° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 58.0083° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 6.36 km Depth of the event in kilometers.
Place 117km WSW 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 2020-04-28 16:04:53 Time when the event occurred. UTC/GMT
Updated 2020-05-04 19:32:13 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 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 121 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, 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 0.721 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.67 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 255 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 us60009e0q Id of event.
Event Code 60009e0q An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us60009e0q, A comma-separated list of event ids that are associated to an event.

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