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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag was detected near Agrihan in Northern Mariana Islands


Earthquake location 18.9422S, 145.4336WA light earthquake magnitude 4.3 (ml/mb) has occurred on Sunday, 31 km NW of Agrihan, Northern Mariana Islands (19 miles). Global time and date of event 22/05/16 / 2016-05-22 09:10:17 / May 22, 2016 @ 9:10 am UTC/GMT. The epicenter was at a depth of 185.67 km (115 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). All ids that are associated to the event: us20005yji. Unique identifier: us20005yji. The temblor was detected at 19:10:17 / 7:10 pm (local time epicenter). Exact location of event, depth 185.67 km, 145.4336° East, 18.9422° North.

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

Did you feel anything?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 31 km NW of Agrihan, Northern Mariana Islands. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 145.4336° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.9422° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 185.67 km Depth of the event in kilometers.
Place 31km NW of Agrihan, Northern Mariana Islands Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-05-22 09:10:17 Time when the event occurred. UTC/GMT
Updated 2016-06-05 12:26:19 Time when the event was most recently updated. UTC/GMT
Timezone offset 600 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 284 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 3.696 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.6 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 123 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us20005yji Id of event.
Event Code 20005yji An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20005yji, A comma-separated list of event ids that are associated to an event.

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