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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.21 mag strikes near Anderson Springs in CA

Earthquake location 38.7369995S, -122.7241669WA minor earthquake magnitude 3.21 (ml/mb) strikes 5 kilometers (3 miles) from Anderson Springs in CA on Sunday. The epicenter was at a depth of 1.99 km (1 miles). Id of earthquake: nc73120976. Event ids that are associated: nc73120976. Global time and date of event 10/12/18 / 2018-12-10 07:38:03 / December 10, 2018 @ 7:38 am UTC/GMT. Exact location of earthquake, -122.7241669° West, 38.7369995° North, depth 1.99 km. The temblor was picked up at 23:38:03 / 11:38 pm (local time epicenter).

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Lucas Valley-Marinwood, Vacaville, American Canyon. Nearby country/countries that might be effected, United States (c. 310 233 000 pop). The epicenter was 33 km (20 miles) from Santa Rosa (c. 167 800 pop), 77 km (48 miles) from Vacaville (c. 92 400 pop), 62 km (39 miles) from Napa (c. 76 900 pop), 57 km (35 miles) from Petaluma (c. 57 900 pop), 71 km (44 miles) from Novato (c. 51 900 pop).

There are an estimated 130,000 minor quakes in the world each year. 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 thirty-three earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

How would you describe the shaking?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city 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: 5 km SSW of Anderson Springs, CA.

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More information

Parameter Value Description
Magnitude 3.21 mb The magnitude for the event.
Longitude -122.7241669° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 38.7369995° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 1.99 km Depth of the event in kilometers.
Place 5km SSW of Anderson Springs, CA Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-12-10 07:38:03 Time when the event occurred. UTC/GMT
Updated 2018-12-10 07:44:02 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 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 159 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 50 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.02236 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 42 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 nc73120976 Id of event.
Event Code 73120976 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc73120976, A comma-separated list of event ids that are associated to an event.

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