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Minor earthquake 3.1 mag, 82 km SE of Perryville, Alaska

Earthquake location 55.3928S, -158.2127WA minor earthquake with magnitude 3.1 (ml/mb) was reported 82 km SE of Perryville, Alaska (51 miles) on Friday. Exact location of event, longitude -158.2127 West, latitude 55.3928 North, depth = 3.7 km. The temblor was detected at 12:01:47 / 12:01 pm (local time epicenter). The earthquake occurred at a depth of 3.7 km (2 miles) below the earth’s surface. Global date and time of event UTC/GMT: 14/08/20 / 2020-08-14 12:01:47 / August 14, 2020 @ 12:01 pm. Id of earthquake: ak020afm5ai7. Event ids that are associated: ak020afm5ai7.

In the past 24 hours, there have been two, in the last 10 days thirteen, in the past 30 days one hundred and six and in the last 365 days one hundred and thirty-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. There are an estimated 130,000 minor earthquakes in the world each year.

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 82 km SE of Perryville, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -158.2127° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 55.3928° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 3.7 km Depth of the event in kilometers.
Place 82 km SE of Perryville, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-08-14 12:01:47 Time when the event occurred. UTC/GMT
Updated 2020-08-14 19:39:50 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 148 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 1.07 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 ak020afm5ai7 Id of event.
Event Code 020afm5ai7 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak020afm5ai7, A comma-separated list of event ids that are associated to an event.

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