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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near Rota in Northern Mariana Islands


Earthquake location 14.2541S, 145.6408WA light earthquake magnitude 4.2 (ml/mb) has struck on Friday, 48 kilometers (30 miles) from Rota in Northern Mariana Islands. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event ids that are associated to the earthquake: us70005cbj. Id of event: us70005cbj. Exact location of event, longitude 145.6408 East, latitude 14.2541 North, depth = 75.91 km. The epicenter was at a depth of 75.91 km (47 miles). Exact time and date of event in UTC/GMT: 30/08/19 / 2019-08-30 04:07:18 / August 30, 2019 @ 4:07 am. The temblor was picked up at 14:07:18 / 2:07 pm (local time epicenter).

Close country/countries, Northern Mariana Islands (c. 54 000 pop) (That might be effected). Event epicenter was 79 km (49 miles) from San Jose Village (c. 15 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was San Jose Village (min 5000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days three and in the last 365 days eighteen earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel the quake?

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: 48 km ENE of Rota, Northern Mariana Islands. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 145.6408° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 14.2541° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 75.91 km Depth of the event in kilometers.
Place 48km ENE of Rota, 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 2019-08-30 04:07:18 Time when the event occurred. UTC/GMT
Updated 2019-09-06 00:10:05 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 271 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 0.991 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.48 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 168 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 us70005cbj Id of event.
Event Code 70005cbj An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70005cbj, A comma-separated list of event ids that are associated to an event.

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