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Light earthquake, 4.5 mag has occurred near Pagan region, Northern Mariana Islands

Posted by admin on August 23, 2025 0 Comments

Earthquake location 18.9161S, 145.4843WA light earthquake magnitude 4.5 (ml/mb) has struck on Saturday, Pagan region, Northern Mariana Islands (0 miles). Date and time of earthquake in UTC/GMT: 23/08/25 / 2025-08-23 23:37:25 / August 23, 2025 @ 11:37 pm. The epicenter of the earthquake was roughly 223.449 km (139 miles) below the earth’s surface. The temblor was detected at 23:37:25 / 11:37 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, depth 223.449 km, 145.4843° East, 18.9161° North. All ids that are associated to the event: us6000r3e5. Unique identifier: us6000r3e5.

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days five and in the last 365 days eighty earthquakes of magnitude 3.0 or greater that have been detected nearby. Every year there are an estimated 13,000 light earthquakes in the world. 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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: Pagan region, Northern Mariana Islands. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 145.4843° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.9161° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 223.449 km Depth of the event in kilometers.
Place Pagan region, 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 2025-08-23 23:37:25 Time when the event occurred. UTC/GMT
Updated 2025-08-23 23:54:40 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 57 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 3.666 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.81 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 96 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 us6000r3e5 Id of event.
Event Code 6000r3e5 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000r3e5, A comma-separated list of event ids that are associated to an event.

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