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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.43 mag was detected near Milpitas in CA

Earthquake location 37.4910011S, -121.8266678WA minor earthquake with magnitude 3.43 (ml/mb) was reported 10 kilometers (6 miles) from Milpitas in CA on Monday. Unique identifier: nc73463746. Ids that are associated to the event: nc73463746. The temblor was picked up at 05:16:36 / 5:16 am (local time epicenter). Global time and date of event 28/09/20 / 2020-09-28 05:16:36 / September 28, 2020 @ 5:16 am UTC/GMT. The epicenter was at a depth of 4.43 km (3 miles). Exact location, longitude -121.8266678° West, latitude 37.4910011° North, depth = 4.43 km.

Epicenter of the event was 18 km (11 miles) from San Jose (c. 945 900 pop), 61 km (38 miles) from San Francisco (c. 805 200 pop), 52 km (33 miles) from Oakland (c. 390 700 pop), 70 km (44 miles) from Stockton (c. 291 700 pop), 16 km (10 miles) from Fremont (c. 214 100 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Riverbank, Kentfield, San Rafael. 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. There are an estimated 130,000 minor earthquakes in the world each year. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days four and in the last 365 days fourty-four earthquakes of magnitude 3.0 or greater that has occurred nearby.

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 10 km NE of Milpitas, CA. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.43 mb The magnitude for the event.
Longitude -121.8266678° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.4910011° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 4.43 km Depth of the event in kilometers.
Place 10km NE of Milpitas, CA Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-09-28 05:16:36 Time when the event occurred. UTC/GMT
Updated 2020-09-28 05:22:03 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 21 The total number of felt reports
CDI 2.8 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 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, 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 0.04229 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.1 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 29 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 nc73463746 Id of event.
Event Code 73463746 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc73463746, A comma-separated list of event ids that are associated to an event.

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