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Minor earthquake 3.1 mag, 151 km E of Chirikof Island, Alaska

Earthquake location 56.046S, -153.2349WA minor earthquake with magnitude 3.1 (ml/mb) was reported 151 km E of Chirikof Island, Alaska (94 miles) on Friday. Date and time of earthquake in UTC/GMT: 24/03/18 / 2018-03-24 06:39:38 / March 24, 2018 @ 6:39 am. The earthquake was roughly at a depth of 22.39 km (14 miles). Event ids that are associated to the earthquake: us1000d8iq. Id of event: us1000d8iq. Exact location of earthquake, longitude -153.2349 West, latitude 56.046 North, depth = 22.39 km. The temblor was picked up at 20:39:38 / 8:39 pm (local time epicenter).

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

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What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 151 km E of Chirikof Island, Alaska.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -153.2349° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 56.046° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 22.39 km Depth of the event in kilometers.
Place 151km E of Chirikof Island, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-03-24 06:39:38 Time when the event occurred. UTC/GMT
Updated 2018-03-24 07:21:30 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 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 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 0.738 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.94 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 230 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 us1000d8iq Id of event.
Event Code 1000d8iq An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000d8iq, A comma-separated list of event ids that are associated to an event.

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