Light earthquake, 4.9 mag has occurred near Tambolaka in Indonesia

A light earthquake magnitude 4.9 (ml/mb) has struck on Tuesday, 44 kilometers (27 miles) from Tambolaka in Indonesia. Id of earthquake: us6000rcdx. Event ids that are associated: us6000rcdx. Exact time and date of event in UTC/GMT: 23/09/25 / 2025-09-23 19:54:41 / September 23, 2025 @ 7:54 pm. Exact location of event, depth 72.024 km, 119.5847° East, -9.63° South. The earthquake occurred at a depth of 72.024 km (45 miles) below the earth’s surface. The 4.9-magnitude earthquake was detected at 19:54:41 / 7:54 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Nearest cities/city/towns to hypocenter/epicentrum was Waingapu (min 5000 pop). Close country/countries, Indonesia (c. 242 968 000 pop) (That might be effected). The epicenter was 75 km (46 miles) from Waingapu (c. 48 800 pop).

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 one, in the last 10 days one, in the past 30 days one and in the last 365 days sixteen earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Questions or comments?

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: 44 km ESE of Tambolaka, Indonesia.

More information

Parameter	Value	Description
Magnitude	4.9 mb	The magnitude for the event.
Longitude	119.5847° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-9.63° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	72.024 km	Depth of the event in kilometers.
Place	44 km ESE of Tambolaka, Indonesia	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-09-23 19:54:41	Time when the event occurred. UTC/GMT
Updated	2025-09-23 20:39:16	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	76	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.704	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.03 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	53	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	us6000rcdx	Id of event.
Event Code	6000rcdx	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000rcdx,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.9 mag has occurred near Tambolaka in Indonesia

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