Minor earthquake, 3.16 mag strikes near Loomis in Washington

A minor earthquake with magnitude 3.16 (ml/mb) was reported 9 kilometers (6 miles) from Loomis in Washington on Friday. Exact location of earthquake, longitude -119.5095 West, latitude 48.807833333333 North, depth = 15.16 km. Exact time and date of earthquake 21/11/25 / 2025-11-21 00:05:25 / November 21, 2025 @ 12:05 am UTC/GMT. All ids that are associated to the event: us6000rpgz, uw62214426. Unique identifier: uw62214426. The 3.16-magnitude earthquake has occurred at 00:05:25 / 12:05 am (local time epicenter). The epicenter was at a depth of 15.16 km (9 miles).

Closest city/cities/towns to epicentrum/hypocenter was Penticton (min 5000 pop). Country/countries that might be effected, Canada (c. 33 679 000 pop). Epicenter of the earthquake was 75 km (47 miles) from Penticton (c. 37 700 pop).

In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days two and in the last 365 days nine earthquakes of magnitude 3.0 or greater that has occurred nearby. Each year there are an estimated 130,000 minor quakes in the world. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 9 km E of Loomis, Washington.

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Parameter	Value	Description
Magnitude	3.16 mb	The magnitude for the event.
Longitude	-119.5095° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	48.807833333333° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	15.16 km	Depth of the event in kilometers.
Place	9 km E of Loomis, Washington	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-11-21 00:05:25	Time when the event occurred. UTC/GMT
Updated	2025-11-21 05:24:29	Time when the event was most recently updated. UTC/GMT
Timezone offset		Timezone offset from UTC in minutes at the event epicenter.
Felt	7	The total number of felt reports
CDI	4.1	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	156	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	uw	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,us,uw,	A comma-separated list of network contributors.
Number of Stations Used	20	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.09649	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.35 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	110	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	uw62214426	Id of event.
Event Code	62214426	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000rpgz,uw62214426,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.16 mag strikes near Loomis in Washington

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