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Light earthquake 4 mag, 52 km NE of Old Iliamna, Alaska

Posted by admin on May 16, 2017 0 Comments

Earthquake location 60.0245S, -154.1449WA light earthquake magnitude 4 (ml/mb) has struck on Monday, 52 km NE of Old Iliamna, Alaska (32 miles). Global time and date of event 16/05/17 / 2017-05-16 04:20:47 / May 16, 2017 @ 4:20 am UTC/GMT. Exact location of earthquake, longitude -154.1449 West, latitude 60.0245 North, depth = 188.5 km. A tsunami warning has been issued near Old Iliamna in Alaska (Does not indicate if a tsunami actually did or will exist). Unique identifier: ak16041507. Ids that are associated to the event: ak16041507, at00oq12qo. The earthquake occurred at a depth of 188.5 km (117 miles) below the earth’s surface. The 4-magnitude earthquake has occurred at 19:20:47 / 7:20 pm (local time epicenter).

Each year there are an estimated 13,000 light quakes in the world. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days five and in the last 365 days one hundred earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 52 km NE of Old Iliamna, Alaska.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -154.1449° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 60.0245° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 188.5 km Depth of the event in kilometers.
Place 52km NE of Old Iliamna, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-05-16 04:20:47 Time when the event occurred. UTC/GMT
Updated 2017-05-16 04:39:36 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 Timezone offset from UTC in minutes at the event epicenter.
Felt 3 The total number of felt reports
CDI 2.2 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 automatic Indicates whether the event has been reviewed by a human.
Tsunami 1 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 247 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,at, 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 0.85 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 ak16041507 Id of event.
Event Code 16041507 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16041507,at00oq12qo, A comma-separated list of event ids that are associated to an event.

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