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Minor earthquake, 3.4 mag has occurred near False Pass in Alaska


Earthquake location 54.6639S, -163.0614WA minor earthquake magnitude 3.4 (ml/mb) has struck on Saturday, 30 km SE of False Pass, Alaska (19 miles). Exact location of event, longitude -163.0614 West, latitude 54.6639 North, depth = 98.1 km. The earthquake was roughly at a depth of 98.1 km (61 miles). Date and time of earthquake in UTC/GMT: 27/01/18 / 2018-01-27 13:09:26 / January 27, 2018 @ 1:09 pm. All ids that are associated to the event: ak18208769, us1000ceis. Unique identifier: us1000ceis. The 3.4-magnitude earthquake was detected at 04:09:26 / 4:09 am (local time epicenter).

Every year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. In the past 24 hours, there have been two, in the last 10 days seven, in the past 30 days eleven and in the last 365 days ninety-one earthquakes of magnitude 3.0 or greater that has struck near.

Questions or comments?

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: 30 km SE of False Pass, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude -163.0614° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 54.6639° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 98.1 km Depth of the event in kilometers.
Place 30km SE of False Pass, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-01-27 13:09:26 Time when the event occurred. UTC/GMT
Updated 2018-02-24 20:58:22 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 178 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 0.282 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.14 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 165 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 us1000ceis Id of event.
Event Code 1000ceis An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18208769,us1000ceis, A comma-separated list of event ids that are associated to an event.

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