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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake 3.13 mag, 1 km W of Concord, CA


Earthquake location 37.9688339S, -122.0256653WA minor earthquake magnitude 3.13 (ml/mb) has occurred on Friday, 1 kilometers (1 miles) from Concord in CA. The epicenter was at a depth of 15.6 km (10 miles). Date and time of earthquake in UTC/GMT: 22/01/21 / 2021-01-22 00:48:11 / January 22, 2021 @ 12:48 am. Exact location of event, depth 15.6 km, -122.0256653° West, 37.9688339° North. The temblor was picked up at 00:48:11 / 12:48 am (local time epicenter). Id of earthquake: nc73514715. Event ids that are associated: nc73514715.

Nearest cities/city/towns to hypocenter/epicentrum was Santa Rosa, Florin, Roseland (min 5000 pop). Event epicenter was 71 km (44 miles) from San Jose (c. 945 900 pop), 41 km (25 miles) from San Francisco (c. 805 200 pop), 28 km (18 miles) from Oakland (c. 390 700 pop), 64 km (40 miles) from Stockton (c. 291 700 pop), 47 km (29 miles) from Fremont (c. 214 100 pop). Close country/countries that might be effected, United States (c. 310 233 000 pop).

Each year there are an estimated 130,000 minor quakes in the world. 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 four and in the last 365 days twenty-six earthquakes of magnitude 3.0 or greater that has struck near.

How would you describe the shaking?

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: 1 km W of Concord, CA.

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More information

Parameter Value Description
Magnitude 3.13 mb The magnitude for the event.
Longitude -122.0256653° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.9688339° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 15.6 km Depth of the event in kilometers.
Place 1km W of Concord, CA Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2021-01-22 00:48:11 Time when the event occurred. UTC/GMT
Updated 2021-01-22 00:53:07 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 7 The total number of felt reports
CDI 2.7 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 153 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 70 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.05848 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.11 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 84 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 nc73514715 Id of event.
Event Code 73514715 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc73514715, A comma-separated list of event ids that are associated to an event.

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