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Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.5 mag strikes near Kodiak in Alaska


Earthquake location 55.7343S, -149.2858WA minor earthquake with magnitude 3.5 (ml/mb) was reported 298 km SE of Kodiak, Alaska (185 miles) on Sunday. The temblor was detected at 15:34:06 / 3:34 pm (local time epicenter). Event ids that are associated to the earthquake: ak18699015, us1000d521. Id of event: us1000d521. Global time and date of event 12/03/18 / 2018-03-12 01:34:06 / March 12, 2018 @ 1:34 am UTC/GMT. Exact location of event, longitude -149.2858 West, latitude 55.7343 North, depth = 9.35 km. The earthquake occurred at a depth of 9.35 km (6 miles) below the earth’s surface.

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

Did you feel the quake?

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: 298 km SE of Kodiak, Alaska.

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More information

Parameter Value Description
Magnitude 3.5 mb The magnitude for the event.
Longitude -149.2858° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 55.7343° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 9.35 km Depth of the event in kilometers.
Place 298km 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 2018-03-12 01:34:06 Time when the event occurred. UTC/GMT
Updated 2018-03-21 23:21:28 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 188 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 2.674 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.77 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 208 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 us1000d521 Id of event.
Event Code 1000d521 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18699015,us1000d521, A comma-separated list of event ids that are associated to an event.

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