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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.4 quake has struck near JP Tinian Town pre-WW2 in Northern Mariana Islands


Earthquake location 14.6992S, 146.3941WA light earthquake with magnitude 4.4 (ml/mb) was reported 88 kilometers (55 miles) from JP Tinian Town pre-WW2 in Northern Mariana Islands on Monday. Event id: us2000hjpz. Ids that are associated to the earthquake: us2000hjpz. Exact location, longitude 146.3941° East, latitude 14.6992° North, depth = 49.35 km. The epicenter was at a depth of 49.35 km (31 miles). Global date and time of event UTC/GMT: 17/09/18 / 2018-09-17 00:13:42 / September 17, 2018 @ 12:13 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 10:13:42 / 10:13 am (local time epicenter).

Close country/countries, Northern Mariana Islands (c. 54 000 pop) (That might be effected). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Saipan, San Jose Village. Event epicenter was 89 km (55 miles) from Saipan (c. 48 200 pop), 88 km (55 miles) from San Jose Village (c. 15 000 pop).

Each 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 two, in the past 30 days four and in the last 365 days thirty-four earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

How would you describe the shaking?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 88 km ESE of JP Tinian Town pre-WW2, Northern Mariana Islands.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 146.3941° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 14.6992° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 49.35 km Depth of the event in kilometers.
Place 88km ESE of JP Tinian Town pre-WW2, 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 2018-09-17 00:13:42 Time when the event occurred. UTC/GMT
Updated 2018-10-07 05:13:25 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 298 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 0.794 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.72 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 92 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 us2000hjpz Id of event.
Event Code 2000hjpz An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000hjpz, A comma-separated list of event ids that are associated to an event.

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