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Minor World Earthquakes Magnitude -3.9

Minor earthquake: M3.7 quake has struck near Kodiak in Alaska

Posted by admin on March 20, 2018 0 Comments

Earthquake location 56.2891S, -148.5992WA minor earthquake magnitude 3.7 (ml/mb) has struck on Saturday, 285 km SE of Kodiak, Alaska (177 miles). Id of earthquake: us2000dc3s. Event ids that are associated: ak18513730, us2000dc3s. Exact location of earthquake, longitude -148.5992 West, latitude 56.2891 North, depth = 21.4 km. The 3.7-magnitude earthquake has occurred at 07:52:48 / 7:52 am (local time epicenter). Exact time and date of event in UTC/GMT: 24/02/18 / 2018-02-24 17:52:48 / February 24, 2018 @ 5:52 pm. The earthquake occurred at a depth of 21.4 km (13 miles) below the earth’s surface.

In the past 24 hours, there have been three hundred and seventy, in the last 10 days six hundred and fifty, in the past 30 days one thousand, nine hundred and eleven and in the last 365 days two thousand, seven hundred and twenty-seven earthquakes of magnitude 3.0 or greater that has occurred nearby. Each year there are an estimated 130,000 minor quakes in the world. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

Questions or comments?

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: 285 km SE of Kodiak, Alaska.

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More information

Parameter Value Description
Magnitude 3.7 mb The magnitude for the event.
Longitude -148.5992° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 56.2891° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 21.4 km Depth of the event in kilometers.
Place 285km SE 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 2018-02-24 17:52:48 Time when the event occurred. UTC/GMT
Updated 2018-03-20 17:45:55 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 211 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 2.642 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.57 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 190 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 us2000dc3s Id of event.
Event Code 2000dc3s An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18513730,us2000dc3s, A comma-separated list of event ids that are associated to an event.

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