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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.5 mag, 177 km ENE of Saipan, Northern Mariana Islands

Posted by admin on September 24, 2025 0 Comments

Earthquake location 16.0151S, 147.1907WA light earthquake magnitude 4.5 (ml/mb) has struck on Wednesday, 177 km ENE of Saipan, Northern Mariana Islands (110 miles). The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: us6000rc37. Ids that are associated to the event: us6000rc37. Date and time of earthquake in UTC/GMT: 27/08/25 / 2025-08-27 01:49:20 / August 27, 2025 @ 1:49 am. Exact location of event, depth 10 km, 147.1907° East, 16.0151° North. The temblor was detected at 01:49:20 / 1:49 am (local time epicenter).

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

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city 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: 177 km ENE of Saipan, Northern Mariana Islands.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 147.1907° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 16.0151° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 177 km 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 2025-08-27 01:49:20 Time when the event occurred. UTC/GMT
Updated 2025-09-24 00:04:42 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 312 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 41 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.555 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.2 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 97 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 us6000rc37 Id of event.
Event Code 6000rc37 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000rc37, A comma-separated list of event ids that are associated to an event.

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