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Moderate earthquake: M5.4 quake has struck near Attu Station in Alaska

Posted by admin on October 26, 2019 0 Comments

Earthquake location 52.821S, 173.299WA moderate earthquake with magnitude 5.4 (ml/mb) was detected on Saturday, 8 km ESE of Attu Station, Alaska (5 miles). The earthquake was roughly at a depth of 36 km (22 miles). Exact location of earthquake, 173.299° East, 52.821° North, depth 36 km. All ids that are associated to the event: at00q000w3. Unique identifier: at00q000w3. A tsunami warning has been issued near Attu Station in Alaska (Does not indicate if a tsunami actually did or will exist). Exact time and date of event in UTC/GMT: 26/10/19 / 2019-10-26 20:28:51 / October 26, 2019 @ 8:28 pm. The temblor was detected at 10:28:51 / 10:28 am (local time epicenter).

Each year there are an estimated 1320 moderate earthquakes in the world. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days nine earthquakes of magnitude 3.0 or greater that was reported nearby.

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 8 km ESE of Attu Station, Alaska.

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More information

Parameter Value Description
Magnitude 5.4 mb The magnitude for the event.
Longitude 173.299° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.821° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 36 km Depth of the event in kilometers.
Place 8km ESE of Attu Station, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-10-26 20:28:51 Time when the event occurred. UTC/GMT
Updated 2019-10-26 20:36:41 Time when the event was most recently updated. UTC/GMT
Timezone offset -600 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 1 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 449 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network at The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,at, A comma-separated list of network contributors.
Number of Stations Used 56 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.4967684 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.89 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 165.599986752 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type Mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID at00q000w3 Id of event.
Event Code 00q000w3 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00q000w3, A comma-separated list of event ids that are associated to an event.

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