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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag was detected near Farallon de Pajaros in Northern Mariana Islands

Posted by admin on September 27, 2017 0 Comments

Earthquake location 20.1804S, 144.8812WA light earthquake with magnitude 4.4 (ml/mb) was reported 39 km S of Farallon de Pajaros, Northern Mariana Islands (24 miles) on Saturday. The earthquake occurred at a depth of 76.9 km (48 miles). The 4.4-magnitude earthquake has occurred at 17:00:00 / 5:00 pm (local time epicenter). Exact location of earthquake, longitude 144.8812 East, latitude 20.1804 North, depth = 76.9 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 23/09/17 / 2017-09-23 07:00:00 / September 23, 2017 @ 7:00 am UTC/GMT. Unique identifier: us2000augd. Ids that are associated to the event: us2000augd.

There are an estimated 13,000 light earthquakes in the world each year. 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 one and in the last 365 days thirteen earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel it?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 39 km S of Farallon de Pajaros, Northern Mariana Islands.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 144.8812° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 20.1804° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 76.9 km Depth of the event in kilometers.
Place 39km S of Farallon de Pajaros, 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 2017-09-23 07:00:00 Time when the event occurred. UTC/GMT
Updated 2017-09-27 04:54:34 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 16.604 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 101 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 us2000augd Id of event.
Event Code 2000augd An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000augd, A comma-separated list of event ids that are associated to an event.

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