Minor earthquake: M3 quake has struck near Segundo in Colorado

A minor earthquake with magnitude 3 (ml/mb) was detected on Thursday, 26 kilometers (16 miles) from Segundo in Colorado. Exact time and date of earthquake 18/09/25 / 2025-09-18 06:25:36 / September 18, 2025 @ 6:25 am UTC/GMT. The temblor was reported at 06:25:36 / 6:25 am (local time epicenter). The earthquake was roughly at a depth of 4.664 km (3 miles). Exact location of earthquake, longitude -104.7945 West, latitude 36.8841 North, depth = 4.664 km. Unique identifier: us7000qwvu. Ids that are associated to the event: us7000qwvu.

Close country/countries, United States (c. 310 233 000 pop) (That might be effected). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Trinidad, Raton. Earthquake epicenter was 41 km (26 miles) from Trinidad (c. 9 100 pop), 32 km (20 miles) from Raton (c. 6 900 pop).

Earthquakes 3.0 to 4.0 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 four earthquakes of magnitude 3.0 or greater that have been detected in the same area. There are an estimated 130,000 minor earthquakes 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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 26 km S of Segundo, Colorado. This information comes from the USGS Earthquake Notification Service.

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Parameter	Value	Description
Magnitude	3 mb	The magnitude for the event.
Longitude	-104.7945° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	36.8841° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	4.664 km	Depth of the event in kilometers.
Place	26 km S of Segundo, Colorado	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-09-18 06:25:36	Time when the event occurred. UTC/GMT
Updated	2025-09-18 06:33:14	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	138	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	12	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.099	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.34 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	109	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	ml	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us7000qwvu	Id of event.
Event Code	7000qwvu	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us7000qwvu,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3 quake has struck near Segundo in Colorado

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