Light earthquake 4.2 mag, 36 km NW of Puerto Bolívar, Ecuador

Posted by admin on October 9, 2025 0 Comments

A light earthquake magnitude 4.2 (ml/mb) has struck on Thursday, 36 kilometers (22 miles) from Puerto Bolívar in Ecuador. The 4.2-magnitude earthquake was detected at 09:19:41 / 9:19 am (local time epicenter). Event id: us7000qvej. Ids that are associated to the earthquake: us7000qvej. Exact time and date of earthquake 11/09/25 / 2025-09-11 09:19:41 / September 11, 2025 @ 9:19 am UTC/GMT. The earthquake was roughly at a depth of 52.291 km (32 miles). Exact location of earthquake, longitude -80.2418 West, latitude -3.0498 South, depth = 52.291 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Close country/countries that might be effected, Ecuador (c. 14 791 000 pop), Peru (c. 29 907 000 pop). Earthquake epicenter was 39 km (24 miles) from Machala (c. 198 100 pop), 62 km (39 miles) from Tumbes (c. 109 200 pop), 57 km (36 miles) from Pasaje (c. 44 900 pop), 54 km (34 miles) from Santa Rosa (c. 41 800 pop), 47 km (29 miles) from Huaquillas (c. 39 800 pop), 81 km (50 miles) from Naranjal (c. 32 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Zorritos, Naranjal, Tumbes (min 5000 pop).

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 one, in the past 30 days one and in the last 365 days eighteen earthquakes of magnitude 3.0 or greater that have been detected nearby. Each year there are an estimated 13,000 light earthquakes in the world.

Did you feel the quake?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 36 km NW of Puerto Bolívar, Ecuador.

More information

Parameter	Value	Description
Magnitude	4.2 mb	The magnitude for the event.
Longitude	-80.2418° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-3.0498° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	52.291 km	Depth of the event in kilometers.
Place	36 km NW of Puerto Bolívar, Ecuador	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-09-11 09:19:41	Time when the event occurred. UTC/GMT
Updated	2025-10-09 09:44:48	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	271	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	32	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	1.099	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.92 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	123	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	us7000qvej	Id of event.
Event Code	7000qvej	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us7000qvej,	A comma-separated list of event ids that are associated to an event.

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Light earthquake 4.2 mag, 36 km NW of Puerto Bolívar, Ecuador

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