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Light earthquake, 4.1 mag was detected near Kodiak in Alaska

Posted by admin on April 3, 2018 0 Comments

Earthquake location 55.8242S, -150.108WA light earthquake with magnitude 4.1 (ml/mb) was reported 260 km SSE of Kodiak, Alaska (162 miles) on Monday. Exact location of earthquake, -150.108° West, 55.8242° North, depth 5.42 km. The earthquake occurred at a depth of 5.42 km (3 miles). Id of earthquake: us1000dcsb. Event ids that are associated: ak18914550, us1000dcsb. The 4.1-magnitude earthquake was detected at 13:39:54 / 1:39 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Date and time of earthquake in UTC/GMT: 02/04/18 / 2018-04-02 23:39:54 / April 2, 2018 @ 11:39 pm.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been four, in the last 10 days thirty-six, in the past 30 days two hundred and eighty-five and in the last 365 days two thousand, five hundred and ninety-three earthquakes of magnitude 3.0 or greater that was reported nearby. There are an estimated 13,000 light earthquakes in the world each year.

Did you feel anything?

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 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: 260 km SSE of Kodiak, Alaska.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -150.108° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 55.8242° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5.42 km Depth of the event in kilometers.
Place 260km SSE of Kodiak, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-04-02 23:39:54 Time when the event occurred. UTC/GMT
Updated 2018-04-02 23:58:20 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 259 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 2.251 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.67 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 182 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 us1000dcsb Id of event.
Event Code 1000dcsb An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18914550,us1000dcsb, A comma-separated list of event ids that are associated to an event.

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