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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag strikes near Cobb in California

Earthquake location 38.8225S, -122.8271WA light earthquake with magnitude 4.4 (ml/mb) was reported 9 kilometers (6 miles) from Cobb in California on Saturday. The 4.4-magnitude earthquake was detected at 19:34:29 / 7:34 pm (local time epicenter). Event ids that are associated to the earthquake: ew1717875270. Id of event: ew1717875270. Exact location of earthquake, longitude -122.8271 West, latitude 38.8225 North, depth = 9 km. Date and time of earthquake in UTC/GMT: 08/06/24 / 2024-06-08 19:34:29 / June 8, 2024 @ 7:34 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter of the earthquake was roughly 9 km (6 miles) below the earth’s surface.

Nearby 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 Suisun, Vallejo, Fairfield. Epicenter of the event was 44 km (27 miles) from Santa Rosa (c. 167 800 pop), 94 km (58 miles) from Vallejo (c. 115 900 pop), 94 km (58 miles) from Fairfield (c. 105 300 pop), 89 km (56 miles) from Vacaville (c. 92 400 pop), 75 km (47 miles) from Napa (c. 76 900 pop), 68 km (42 miles) from Petaluma (c. 57 900 pop).

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

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 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: 9 km W of Cobb, California.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -122.8271° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 38.8225° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 9 km Depth of the event in kilometers.
Place 9 km W of Cobb, California Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2024-06-08 19:34:29 Time when the event occurred. UTC/GMT
Updated 2024-06-08 19:37:47 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 4 The total number of felt reports
CDI 3.1 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 299 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 36 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 ew1717875270 Id of event.
Event Code 1717875270 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ew1717875270, A comma-separated list of event ids that are associated to an event.

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