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Light earthquake 4.1 mag, 136 km ESE of City of Saint Paul, Alaska

Posted by admin on October 15, 2017 0 Comments

Earthquake location 56.5356S, -168.3325WA light earthquake magnitude 4.1 (ml/mb) strikes 136 km ESE of City of Saint Paul, Alaska (85 miles) on Saturday. The 4.1-magnitude earthquake has occurred at 19:50:30 / 7:50 pm (local time epicenter). The earthquake was roughly at a depth of 20 km (12 miles). Exact location of earthquake, longitude -168.3325 West, latitude 56.5356 North, depth = 20 km. All ids that are associated to the event: ak17046017. Unique identifier: ak17046017. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 15/10/17 / 2017-10-15 06:50:30 / October 15, 2017 @ 6:50 am.

Each year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. 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 four earthquakes of magnitude 3.0 or greater that was reported nearby.

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 136 km ESE of City of Saint Paul, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -168.3325° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 56.5356° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 20 km Depth of the event in kilometers.
Place 136km ESE of City of Saint Paul, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-10-15 06:50:30 Time when the event occurred. UTC/GMT
Updated 2017-10-15 21:54:54 Time when the event was most recently updated. UTC/GMT
Timezone offset -660 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 ak The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,ak, 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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.71 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 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 ak17046017 Id of event.
Event Code 17046017 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak17046017, A comma-separated list of event ids that are associated to an event.

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