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Light World Earthquakes Magnitude 4-4.9

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


Earthquake location 15.8946S, 146.7414WA light earthquake magnitude 4.6 (ml/mb) has struck on Thursday, 130 km NE of Saipan, Northern Mariana Islands (81 miles). Exact location of earthquake, longitude 146.7414 East, latitude 15.8946 North, depth = 34.629 km. Exact time and date of event in UTC/GMT: 18/04/24 / 2024-04-18 18:45:00 / April 18, 2024 @ 6:45 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter was at a depth of 34.629 km (22 miles). The 4.6-magnitude earthquake has occurred at 18:45:00 / 6:45 pm (local time epicenter). Unique identifier: us7000mczy. Ids that are associated to the event: us7000mczy.

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

Did you feel the quake?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 130 km NE 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 146.7414° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 15.8946° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 34.629 km Depth of the event in kilometers.
Place 130 km NE 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 2024-04-18 18:45:00 Time when the event occurred. UTC/GMT
Updated 2024-05-02 14:59:41 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 44 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.125 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 139 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 us7000mczy Id of event.
Event Code 7000mczy An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000mczy, A comma-separated list of event ids that are associated to an event.

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