Minor earthquake: M3.17 quake has struck near Ovando in Montana

A minor earthquake magnitude 3.17 (ml/mb) has occurred on Friday, 19 kilometers (12 miles) from Ovando in Montana. The earthquake was roughly at a depth of 6.94 km (4 miles). Exact time and date of earthquake 15/08/25 / 2025-08-15 14:06:06 / August 15, 2025 @ 2:06 pm UTC/GMT. Exact location, longitude -113.3605° West, latitude 46.945833333333° North, depth = 6.94 km. All ids that are associated to the event: mb90107348. Unique identifier: mb90107348. The 3.17-magnitude earthquake has occurred at 14:06:06 / 2:06 pm (local time epicenter).

Earthquake epicenter was 49 km (30 miles) from Missoula (c. 66 800 pop), 53 km (33 miles) from Orchard Homes (c. 5 200 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Orchard Homes, Missoula. Nearby country/countries that might be effected, United States (c. 310 233 000 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 was reported nearby. There are an estimated 130,000 minor quakes in the world each year.

Questions or comments?

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. 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: 19 km WSW of Ovando, Montana.

More information

Parameter	Value	Description
Magnitude	3.17 mb	The magnitude for the event.
Longitude	-113.3605° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	46.945833333333° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	6.94 km	Depth of the event in kilometers.
Place	19 km WSW of Ovando, Montana	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-08-15 14:06:06	Time when the event occurred. UTC/GMT
Updated	2025-08-16 14:07:04	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	155	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	mb	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,mb,	A comma-separated list of network contributors.
Number of Stations Used	13	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.08076	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.06 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	78	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	mb90107348	Id of event.
Event Code	90107348	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,mb90107348,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.17 quake has struck near Ovando in Montana

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