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Minor earthquake, 3.1 mag strikes near Semisopochnoi Island in Alaska

Posted by admin on May 13, 2017 0 Comments

Earthquake location 50.9543S, 179.2588WA minor earthquake with magnitude 3.1 (ml/mb) was detected on Tuesday, 104 km SSW of Semisopochnoi Island, Alaska (65 miles). The temblor was reported at 00:57:32 / 12:57 am (local time epicenter). Event ids that are associated to the earthquake: ak16020446, us10008rkc. Id of event: us10008rkc. The epicenter of the earthquake was roughly 12.58 km (8 miles) below the earth’s surface. Global time and date of event 01/05/17 / 2017-05-01 12:57:32 / May 1, 2017 @ 12:57 pm UTC/GMT. Exact location, longitude 179.2588° East, latitude 50.9543° North, depth = 12.58 km.

Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been seven, in the last 10 days nineteen, in the past 30 days nineteen and in the last 365 days one hundred and twenty-seven earthquakes of magnitude 3.0 or greater that was reported nearby.

Did you feel it?

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: 104 km SSW of Semisopochnoi Island, Alaska.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude 179.2588° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 50.9543° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 12.58 km Depth of the event in kilometers.
Place 104km SSW of Semisopochnoi 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 2017-05-01 12:57:32 Time when the event occurred. UTC/GMT
Updated 2017-05-13 06:35:10 Time when the event was most recently updated. UTC/GMT
Timezone offset 720 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 ,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 0.424 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.37 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 233 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 us10008rkc Id of event.
Event Code 10008rkc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16020446,us10008rkc, A comma-separated list of event ids that are associated to an event.

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