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Minor earthquake, 2.8 mag strikes near Alaska


Earthquake location 56.0839S, -149.4754WA minor earthquake with magnitude 2.8 (ml/mb) was detected on Thursday, Gulf of Alaska (0 miles). The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. Exact location of earthquake, longitude -149.4754 West, latitude 56.0839 North, depth = 10 km. The temblor was picked up at 01:46:34 / 1:46 am (local time epicenter). Unique identifier: us7000ajka. Ids that are associated to the event: ak0208gbr8ci, us7000ajka. Global time and date of event 02/07/20 / 2020-07-02 01:46:34 / July 2, 2020 @ 1:46 am UTC/GMT.

In the past 24 hours, there have been two, in the last 10 days seven, in the past 30 days fifteen and in the last 365 days three hundred and five earthquakes of magnitude 3.0 or greater that have been detected nearby. Each year there are an estimated 1,300,000 minor quakes in the world. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

Questions or comments?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: Gulf of Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -149.4754° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 56.0839° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place Gulf of Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-07-02 01:46:34 Time when the event occurred. UTC/GMT
Updated 2020-07-14 02:30:25 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 ,ak,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 2.394 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.83 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 227 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 us7000ajka Id of event.
Event Code 7000ajka An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak0208gbr8ci,us7000ajka, A comma-separated list of event ids that are associated to an event.

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