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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake 3.48 mag, 16 km S of Tres Pinos, CA

Posted by admin on December 22, 2025 0 Comments

Earthquake location 36.645668029785S, -121.297996521WA minor earthquake magnitude 3.48 (ml/mb) has occurred on Monday, 16 kilometers (10 miles) from Tres Pinos in CA. The temblor was detected at 23:32:28 / 11:32 pm (local time epicenter). The epicenter was at a depth of 5.5700001716614 km (3 miles). Unique identifier: nc75284991. Ids that are associated to the event: nc75284991, us7000rk95. Exact location of event, longitude -121.297996521 West, latitude 36.645668029785 North, depth = 5.5700001716614 km. Global date and time of event UTC/GMT: 22/12/25 / 2025-12-22 23:32:28 / December 22, 2025 @ 11:32 pm.

Country/countries that might be effected, United States (c. 310 233 000 pop). Event epicenter was 32 km (20 miles) from Salinas (c. 150 400 pop), 75 km (46 miles) from Santa Cruz (c. 59 900 pop), 50 km (31 miles) from Watsonville (c. 51 200 pop), 47 km (29 miles) from Gilroy (c. 48 800 pop), 63 km (39 miles) from Morgan Hill (c. 37 900 pop). Nearest cities/city/towns to hypocenter/epicentrum was Mendota, Firebaugh, Newman (min 5000 pop).

There are an estimated 130,000 minor earthquakes in the world each year. 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 three, in the past 30 days thirteen and in the last 365 days fourty-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area.

How would you describe the shaking?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city 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: 16 km S of Tres Pinos, CA.

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More information

Parameter Value Description
Magnitude 3.48 mb The magnitude for the event.
Longitude -121.297996521° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.645668029785° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5.5700001716614 km Depth of the event in kilometers.
Place 16 km S of Tres Pinos, CA Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-12-22 23:32:28 Time when the event occurred. UTC/GMT
Updated 2025-12-22 23:40:07 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 2 The total number of felt reports
CDI 3.1 The maximum reported intensity for the event.
MMI 3.599 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 automatic 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 187 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network nc The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,nc,us, A comma-separated list of network contributors.
Number of Stations Used 80 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.03723 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.27 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 26 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 nc75284991 Id of event.
Event Code 75284991 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc75284991,us7000rk95, A comma-separated list of event ids that are associated to an event.

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