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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.6 mag was detected near Saipan in Northern Mariana Islands

Posted by admin on July 16, 2025 0 Comments

Earthquake location 14.9447S, 147.0388WA light earthquake magnitude 4.6 (ml/mb) has struck on Saturday, 141 km ESE of Saipan, Northern Mariana Islands (88 miles). Event id: us7000qahu. Ids that are associated to the earthquake: us7000qahu. The temblor was detected at 17:41:07 / 5:41 pm (local time epicenter). Exact time and date of event in UTC/GMT: 21/06/25 / 2025-06-21 17:41:07 / June 21, 2025 @ 5:41 pm. The epicenter of the earthquake was roughly 37.539 km (23 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, 147.0388° East, 14.9447° North, depth 37.539 km.

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

Did you feel anything?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 141 km ESE of Saipan, Northern Mariana Islands.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 147.0388° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 14.9447° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 37.539 km Depth of the event in kilometers.
Place 141 km 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 2025-06-21 17:41:07 Time when the event occurred. UTC/GMT
Updated 2025-07-16 18:28:31 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 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 94 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.238 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.7 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 102 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 us7000qahu Id of event.
Event Code 7000qahu An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000qahu, A comma-separated list of event ids that are associated to an event.

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