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Minor earthquake, 2.8 mag has occurred near Prudhoe Bay in Alaska

Earthquake location 69.2655S, -146.4741WA minor earthquake with magnitude 2.8 (ml/mb) was reported 131 km SE of Prudhoe Bay, Alaska (81 miles) on Saturday. Global date and time of event UTC/GMT: 18/08/18 / 2018-08-18 22:12:35 / August 18, 2018 @ 10:12 pm. Exact location of earthquake, -146.4741° West, 69.2655° North, depth 10 km. The earthquake occurred at a depth of 10 km (6 miles) below the earth’s surface. The temblor was reported at 13:12:35 / 1:12 pm (local time epicenter). Event ids that are associated to the earthquake: us2000h940. Id of event: us2000h940.

In the past 24 hours, there have been one hundred and fourty-five, in the last 10 days four hundred and seventy-six, in the past 30 days four hundred and seventy-nine and in the last 365 days four hundred and eighty-three earthquakes of magnitude 3.0 or greater that have been detected nearby. 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.

How would you describe the shaking?

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. 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: 131 km SE of Prudhoe Bay, Alaska.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -146.4741° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 69.2655° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 131km SE of Prudhoe Bay, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-08-18 22:12:35 Time when the event occurred. UTC/GMT
Updated 2018-09-06 04:24:43 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 0.846 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.73 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 127 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 us2000h940 Id of event.
Event Code 2000h940 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000h940, A comma-separated list of event ids that are associated to an event.

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