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Minor earthquake, 3.7 mag has occurred near Gypsum in Kansas

Posted by admin on December 9, 2025 0 Comments

A minor earthquake magnitude 3.7 (ml/mb) has occurred on Tuesday, 6 kilometers (4 miles) from Gypsum in Kansas. The epicenter of the earthquake was roughly 9.991 km (6 miles) below the earth’s surface. Exact time and date of earthquake 09/12/25 / 2025-12-09 03:39:18 / December 9, 2025 @ 3:39 am UTC/GMT. The temblor was reported at 03:39:18 / 3:39 am (local time epicenter). Event ids that are associated to the earthquake: us6000rtk6. Id of event: us6000rtk6. Exact location, longitude -97.4984° West, latitude 38.6869° North, depth = 9.991 km.

Close country/countries, United States (c. 310 233 000 pop) (That might be effected). Earthquake epicenter was 20 km (12 miles) from Salina (c. 47 700 pop), 79 km (49 miles) from Hutchinson (c. 42 100 pop), 69 km (43 miles) from Junction City (c. 23 400 pop), 72 km (45 miles) from Newton (c. 19 100 pop), 38 km (24 miles) from McPherson (c. 13 200 pop), 76 km (47 miles) from Fort Riley North (c. 7 800 pop). Closest city/cities/towns to epicentrum/hypocenter was Hutchinson, Fort Riley North, Newton (min 5000 pop).

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 nine earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year.

How would you describe the shaking?

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. 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: 6 km WSW of Gypsum, Kansas.

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Parameter	Value	Description
Magnitude	3.7 mb	The magnitude for the event.
Longitude	-97.4984° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	38.6869° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	9.991 km	Depth of the event in kilometers.
Place	6 km WSW of Gypsum, Kansas	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-12-09 03:39:18	Time when the event occurred. UTC/GMT
Updated	2025-12-09 03:44:49	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	211	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	34	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.738	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.66 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	34	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mb_lg	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us6000rtk6	Id of event.
Event Code	6000rtk6	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000rtk6,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.7 mag has occurred near Gypsum in Kansas

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