Light earthquake, 4.9 mag strikes near Gorontalo in Indonesia

A light earthquake magnitude 4.9 (ml/mb) has struck on Thursday, 123 km W of Gorontalo, Indonesia (76 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, 121.9649° East, 0.3967° North, depth 148.828 km. The 4.9-magnitude earthquake was detected at 10:03:58 / 10:03 am (local time epicenter). The earthquake was roughly at a depth of 148.828 km (92 miles). Event id: us7000pex6. Ids that are associated to the earthquake: us7000pex6. Exact time and date of event in UTC/GMT: 20/02/25 / 2025-02-20 10:03:58 / February 20, 2025 @ 10:03 am.

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 four and in the last 365 days nineteen earthquakes of magnitude 3.0 or greater that was reported nearby. There are an estimated 13,000 light quakes in the world each year.

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Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 123 km W of Gorontalo, Indonesia.

Gorontalo Indonesia

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Parameter	Value	Description
Magnitude	4.9 mb	The magnitude for the event.
Longitude	121.9649° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	0.3967° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	148.828 km	Depth of the event in kilometers.
Place	123 km W of Gorontalo, Indonesia	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-02-20 10:03:58	Time when the event occurred. UTC/GMT
Updated	2025-02-20 10:18:56	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	369	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	54	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	1.38	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.85 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	77	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	us7000pex6	Id of event.
Event Code	7000pex6	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us7000pex6,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.9 mag strikes near Gorontalo in Indonesia

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