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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake: M2.91 quake has struck near Anderson Springs in CA


Earthquake location 38.7405014S, -122.6983337WA minor earthquake with magnitude 2.91 (ml/mb) was detected on Friday, 4 kilometers (2 miles) from Anderson Springs in CA. All ids that are associated to the event: nc73072696. Unique identifier: nc73072696. Exact time and date of event in UTC/GMT: 17/08/18 / 2018-08-17 17:47:26 / August 17, 2018 @ 5:47 pm. The epicenter was at a depth of 1.69 km (1 miles). The 2.91-magnitude earthquake was detected at 09:47:26 / 9:47 am (local time epicenter). Exact location of earthquake, -122.6983337° West, 38.7405014° North, depth 1.69 km.

Country/countries that might be effected, United States (c. 310 233 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Vacaville, American Canyon, Novato (min 5000 pop). Epicenter of the event was 33 km (21 miles) from Santa Rosa (c. 167 800 pop), 75 km (47 miles) from Vacaville (c. 92 400 pop), 61 km (38 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).

Every year there are an estimated 130,000 minor earthquakes 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 five and in the last 365 days thirty-four earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 4 km S of Anderson Springs, CA.

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More information

Parameter Value Description
Magnitude 2.91 mb The magnitude for the event.
Longitude -122.6983337° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 38.7405014° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 1.69 km Depth of the event in kilometers.
Place 4km S 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 2018-08-17 17:47:26 Time when the event occurred. UTC/GMT
Updated 2018-08-17 17:55:03 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 130 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 36 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.02764 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.08 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 75 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type md The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID nc73072696 Id of event.
Event Code 73072696 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc73072696, A comma-separated list of event ids that are associated to an event.

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