Minor earthquake, 3.4 mag has occurred near Volta in California

A minor earthquake magnitude 3.4 (ml/mb) has occurred on Tuesday, 18 kilometers (11 miles) from Volta in California. The epicenter was at a depth of 9 km (6 miles). All ids that are associated to the event: ew1751333880. Unique identifier: ew1751333880. Global date and time of event UTC/GMT: 01/07/25 / 2025-07-01 01:37:55 / July 1, 2025 @ 1:37 am. Exact location of earthquake, -121.1233° West, 37.0334° North, depth 9 km. The temblor was reported at 01:37:55 / 1:37 am (local time epicenter).

Country/countries that might be effected, United States (c. 310 233 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Saratoga, Tracy, Milpitas. The epicenter was 76 km (47 miles) from San Jose (c. 945 900 pop), 68 km (42 miles) from Modesto (c. 201 200 pop), 62 km (38 miles) from Salinas (c. 150 400 pop), 82 km (51 miles) from Santa Clara (c. 116 500 pop), 83 km (52 miles) from Tracy (c. 82 900 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 two, in the past 30 days two and in the last 365 days fourty-eight earthquakes of magnitude 3.0 or greater that was reported nearby. Each year there are an estimated 130,000 minor earthquakes in the world.

Did you feel the quake?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 18 km WSW of Volta, California.

More information

Parameter	Value	Description
Magnitude	3.4 mb	The magnitude for the event.
Longitude	-121.1233° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	37.0334° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	9 km	Depth of the event in kilometers.
Place	18 km WSW of Volta, California	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-07-01 01:37:55	Time when the event occurred. UTC/GMT
Updated	2025-07-01 01:38:09	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	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	178	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	ew	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,ew,	A comma-separated list of network contributors.
Number of Stations Used	49	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance		Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap		The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mw	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	ew1751333880	Id of event.
Event Code	1751333880	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ew1751333880,	A comma-separated list of event ids that are associated to an event.

Earthquakes today

Current and latest world earthquakes breaking news, activity and articles today

Minor earthquake, 3.4 mag has occurred near Volta in California

Did you feel the quake?

More information

Leave a ReplyCancel reply

Follow us!

Tsunami videos

Categories

Information