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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.1 mag, 59 km WNW of Pagan, Northern Mariana Islands

Earthquake location 18.216S, 145.2163WA light earthquake with magnitude 4.1 (ml/mb) was reported 59 km WNW of Pagan, Northern Mariana Islands (37 miles) on Tuesday. Event id: us20009n2n. Ids that are associated to the earthquake: us20009n2n. Exact location of earthquake, longitude 145.2163 East, latitude 18.216 North, depth = 233.18 km. The 4.1-magnitude earthquake was detected at 10:18:34 / 10:18 am (local time epicenter). Global time and date of event 13/06/17 / 2017-06-13 00:18:34 / June 13, 2017 @ 12:18 am UTC/GMT. The epicenter of the earthquake was roughly 233.18 km (145 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Every year there are an estimated 13,000 light earthquakes in the world. 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 one hundred and twenty-two earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Questions or comments?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 59 km WNW of Pagan, Northern Mariana Islands.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude 145.2163° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.216° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 233.18 km Depth of the event in kilometers.
Place 59km WNW of Pagan, 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 2017-06-13 00:18:34 Time when the event occurred. UTC/GMT
Updated 2017-06-17 04:02:40 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 259 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 4.612 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.28 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 150 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 us20009n2n Id of event.
Event Code 20009n2n An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20009n2n, A comma-separated list of event ids that are associated to an event.

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