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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.7 mag has occurred near Saipan in Northern Mariana Islands


Earthquake location 15.5145S, 147.3501WA light earthquake with magnitude 4.7 (ml/mb) was detected on Thursday, 174 km ENE of Saipan, Northern Mariana Islands (108 miles). Exact time and date of event in UTC/GMT: 29/08/18 / 2018-08-29 17:01:22 / August 29, 2018 @ 5:01 pm. All ids that are associated to the event: us2000h9hm. Unique identifier: us2000h9hm. The earthquake occurred at a depth of 10 km (6 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was picked up at 03:01:22 / 3:01 am (local time epicenter). Exact location of event, longitude 147.3501 East, latitude 15.5145 North, depth = 10 km.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days three and in the last 365 days ten earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel anything?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. 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: 174 km ENE of Saipan, Northern Mariana Islands.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude 147.3501° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 15.5145° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 174km ENE of Saipan, 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 2018-08-29 17:01:22 Time when the event occurred. UTC/GMT
Updated 2018-09-18 22:02:40 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 340 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 1.53 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.63 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 86 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 us2000h9hm Id of event.
Event Code 2000h9hm An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000h9hm, A comma-separated list of event ids that are associated to an event.

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