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Light earthquake 4.6 mag, 99 km ESE of Saipan, Northern Mariana Islands


Earthquake location 14.8191S, 146.5819WA light earthquake with magnitude 4.6 (ml/mb) was reported 99 km ESE of Saipan, Northern Mariana Islands (62 miles) on Monday. The temblor was reported at 01:48:37 / 1:48 am (local time epicenter). Id of earthquake: us100034c6. Event ids that are associated: us100034c6. The epicenter was at a depth of 64.62 km (40 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 23/08/15 / 2015-08-23 15:48:37 / August 23, 2015 @ 3:48 pm UTC/GMT. Exact location of event, longitude 146.5819 East, latitude 14.8191 North, depth = 64.62 km.

Each year there are an estimated 13,000 light quakes in the world. In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days three and in the last 365 days eighteen earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

How would you describe the shaking?

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: 99 km ESE of Saipan, Northern Mariana Islands. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 146.5819° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 14.8191° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 64.62 km Depth of the event in kilometers.
Place 99km ESE 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 2015-08-23 15:48:37 Time when the event occurred. UTC/GMT
Updated 2015-08-23 17:28:10 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 326 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 0.861 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.83 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 73 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 us100034c6 Id of event.
Event Code 100034c6 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us100034c6, A comma-separated list of event ids that are associated to an event.

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