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Light earthquake, 4.25 mag was detected near San Juan Bautista in CA


Earthquake location 36.801166534424S, -121.547996521WA light earthquake with magnitude 4.25 (ml/mb) was reported 5 kilometers (3 miles) from San Juan Bautista in CA on Thursday. Exact time and date of earthquake 27/11/25 / 2025-11-27 20:57:37 / November 27, 2025 @ 8:57 pm UTC/GMT. Exact location, longitude -121.547996521° West, latitude 36.801166534424° North, depth = 8.5699996948242 km. The temblor was reported at 20:57:37 / 8:57 pm (local time epicenter). A tsunami warning has been issued near San Juan Bautista in CA (Does not indicate if a tsunami actually did or will exist). The epicenter was at a depth of 8.5699996948242 km (5 miles). Event ids that are associated to the earthquake: at00t6ekw0, nc75270551, ew1764277060, us7000re8i. Id of event: nc75270551.

Epicenter of the earthquake was 67 km (42 miles) from San Jose (c. 945 900 pop), 92 km (57 miles) from Fremont (c. 214 100 pop), 17 km (10 miles) from Salinas (c. 150 400 pop), 77 km (48 miles) from Sunnyvale (c. 140 100 pop), 71 km (44 miles) from Santa Clara (c. 116 500 pop), 81 km (50 miles) from Mountain View (c. 74 100 pop). Close country/countries that might be effected, United States (c. 310 233 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Atherton, Newark, Fremont (min 5000 pop).

In the past 24 hours, there have been four, in the last 10 days eleven, in the past 30 days seventeen and in the last 365 days sixty-three earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world.

Did you feel the quake?

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: 5 km S of San Juan Bautista, CA.

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More information

Parameter Value Description
Magnitude 4.25 mb The magnitude for the event.
Longitude -121.547996521° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.801166534424° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 8.5699996948242 km Depth of the event in kilometers.
Place 5 km S of San Juan Bautista, CA Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-11-27 20:57:37 Time when the event occurred. UTC/GMT
Updated 2025-11-27 21:04:26 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 automatic Indicates whether the event has been reviewed by a human.
Tsunami 1 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 278 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 ,at,nc,ew,us, A comma-separated list of network contributors.
Number of Stations Used 78 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.02171 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.21 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 24 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 nc75270551 Id of event.
Event Code 75270551 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00t6ekw0,nc75270551,ew1764277060,us7000re8i, A comma-separated list of event ids that are associated to an event.

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