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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.2 mag, 154 km E of Agrihan, Northern Mariana Islands

Posted by admin on October 7, 2015 0 Comments

Earthquake location 18.8878S, 147.1292WA light earthquake magnitude 4.2 (ml/mb) has struck on Sunday, 154 km E of Agrihan, Northern Mariana Islands (96 miles). Event id: us20003ny7. Ids that are associated to the earthquake: us20003ny7. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude 147.1292 East, latitude 18.8878 North, depth = 35.93 km. The epicenter of the earthquake was roughly 35.93 km (22 miles) below the earth’s surface. The 4.2-magnitude earthquake has occurred at 16:03:03 / 4:03 pm (local time epicenter). Exact time and date of event in UTC/GMT: 13/09/15 / 2015-09-13 06:03:03 / September 13, 2015 @ 6:03 am.

There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days two and in the last 365 days nine 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.

Did you feel the quake?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 154 km E of Agrihan, 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 147.1292° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.8878° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35.93 km Depth of the event in kilometers.
Place 154km E 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 2015-09-13 06:03:03 Time when the event occurred. UTC/GMT
Updated 2015-10-07 13:14:03 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 2.87 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.58 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 us20003ny7 Id of event.
Event Code 20003ny7 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20003ny7, A comma-separated list of event ids that are associated to an event.

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