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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake 3.26 mag, 4 km SE of San Ramon, CA

Posted by admin on November 18, 2025 0 Comments

Earthquake location 37.758834838867S, -121.94300079346WA minor earthquake magnitude 3.26 (ml/mb) has occurred on Tuesday, 4 kilometers (2 miles) from San Ramon in CA. The temblor was reported at 06:47:34 / 6:47 am (local time epicenter). Date and time of earthquake in UTC/GMT: 18/11/25 / 2025-11-18 06:47:34 / November 18, 2025 @ 6:47 am. The earthquake occurred at a depth of 9.039999961853 km (6 miles). Exact location of earthquake, longitude -121.94300079346 West, latitude 37.758834838867 North, depth = 9.039999961853 km. Id of earthquake: nc75264991. Event ids that are associated: nc75264991.

The epicenter was 47 km (29 miles) from San Jose (c. 945 900 pop), 42 km (26 miles) from San Francisco (c. 805 200 pop), 29 km (18 miles) from Oakland (c. 390 700 pop), 61 km (38 miles) from Stockton (c. 291 700 pop), 24 km (15 miles) from Fremont (c. 214 100 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was West Modesto, San Martin, Petaluma. 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 eight, in the past 30 days ten and in the last 365 days thirty-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 130,000 minor quakes in the world.

Did you feel the quake?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 4 km SE of San Ramon, CA. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.26 mb The magnitude for the event.
Longitude -121.94300079346° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.758834838867° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 9.039999961853 km Depth of the event in kilometers.
Place 4 km SE of San Ramon, CA Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-11-18 06:47:34 Time when the event occurred. UTC/GMT
Updated 2025-11-18 06:51:34 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 2.2 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 164 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, A comma-separated list of network contributors.
Number of Stations Used 82 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.02926 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.13 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 25 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 nc75264991 Id of event.
Event Code 75264991 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc75264991, A comma-separated list of event ids that are associated to an event.

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