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Minor earthquake, 3.3 mag was detected near Kodiak in Alaska

Posted by admin on October 20, 2018 0 Comments

Earthquake location 57.4153S, -151.6724WA minor earthquake with magnitude 3.3 (ml/mb) was reported 60 kilometers (37 miles) from Kodiak in Alaska on Friday. Event ids that are associated to the earthquake: us1000hev3. Id of event: us1000hev3. The 3.3-magnitude earthquake has occurred at 19:00:19 / 7:00 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 20/10/18 / 2018-10-20 05:00:19 / October 20, 2018 @ 5:00 am. The earthquake occurred at a depth of 10 km (6 miles) below the earth’s surface. Exact location, longitude -151.6724° West, latitude 57.4153° North, depth = 10 km.

Country/countries that might be effected, United States (c. 310 233 000 pop). Epicenter of the earthquake was 60 km (38 miles) from Kodiak (c. 6 100 pop). Closest city/cities/towns to epicentrum/hypocenter was Kodiak (min 5000 pop).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days thirty-two earthquakes of magnitude 3.0 or greater that has occurred nearby. Each 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.

Did you feel anything?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city 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: 60 km SE of Kodiak, Alaska.

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More information

Parameter Value Description
Magnitude 3.3 mb The magnitude for the event.
Longitude -151.6724° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 57.4153° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 60km 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 2018-10-20 05:00:19 Time when the event occurred. UTC/GMT
Updated 2018-10-20 05:57:21 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 168 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 0.613 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.47 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 201 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 us1000hev3 Id of event.
Event Code 1000hev3 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000hev3, A comma-separated list of event ids that are associated to an event.

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