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Minor World Earthquakes Magnitude -3.9

Minor earthquake: M3.8 quake has struck near Agrihan in Northern Mariana Islands

Posted by admin on July 30, 2018 0 Comments

Earthquake location 18.954S, 145.7376WA minor earthquake magnitude 3.8 (ml/mb) strikes 21 km NNE of Agrihan, Northern Mariana Islands (13 miles) on Monday. Exact location of event, longitude 145.7376 East, latitude 18.954 North, depth = 192.25 km. Event id: us2000g9n2. Ids that are associated to the earthquake: us2000g9n2. Exact time and date of earthquake 15/07/18 / 2018-07-15 18:51:34 / July 15, 2018 @ 6:51 pm UTC/GMT. The 3.8-magnitude earthquake was detected at 04:51:34 / 4:51 am (local time epicenter). The epicenter was at a depth of 192.25 km (119 miles).

In the past 24 hours, there have been three, in the last 10 days six, in the past 30 days eleven and in the last 365 days seventy-three earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year.

Did you feel the quake?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. 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: 21 km NNE of Agrihan, Northern Mariana Islands.

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More information

Parameter Value Description
Magnitude 3.8 mb The magnitude for the event.
Longitude 145.7376° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.954° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 192.25 km Depth of the event in kilometers.
Place 21km NNE 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 2018-07-15 18:51:34 Time when the event occurred. UTC/GMT
Updated 2018-07-30 17:48:09 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 222 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 3.692 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.53 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 276 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 us2000g9n2 Id of event.
Event Code 2000g9n2 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000g9n2, A comma-separated list of event ids that are associated to an event.

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