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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag has occurred near Farallon de Pajaros in Northern Mariana Islands

Posted by admin on September 18, 2015 0 Comments

Earthquake location 21.8603S, 143.6696WA light earthquake with magnitude 4.2 (ml/mb) was reported 194 km NW of Farallon de Pajaros, Northern Mariana Islands (121 miles) on Wednesday. The 4.2-magnitude earthquake has occurred at 20:40:59 / 8:40 pm (local time epicenter). The earthquake was roughly at a depth of 190.02 km (118 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 19/08/15 / 2015-08-19 10:40:59 / August 19, 2015 @ 10:40 am UTC/GMT. Id of earthquake: us20003gd2. Event ids that are associated: us20003gd2. Exact location of event, depth 190.02 km, 143.6696° East, 21.8603° North.

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

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 194 km NW of Farallon de Pajaros, Northern Mariana Islands. This data 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 143.6696° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 21.8603° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 190.02 km Depth of the event in kilometers.
Place 194km NW 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 2015-08-19 10:40:59 Time when the event occurred. UTC/GMT
Updated 2015-09-18 08:01:12 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 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 5.384 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.44 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 120 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 us20003gd2 Id of event.
Event Code 20003gd2 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20003gd2, A comma-separated list of event ids that are associated to an event.

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