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Minor earthquake, 2.89 mag has occurred near The Geysers in CA

Earthquake location 38.7739983S, -122.7331696WA minor earthquake magnitude 2.89 (ml/mb) has struck on Friday, 2 kilometers (1 miles) from The Geysers in CA. Global date and time of event UTC/GMT: 01/12/18 / 2018-12-01 04:37:58 / December 1, 2018 @ 4:37 am. Exact location of event, longitude -122.7331696 West, latitude 38.7739983 North, depth = 2.12 km. The temblor was picked up at 20:37:58 / 8:37 pm (local time epicenter). The epicenter was at a depth of 2.12 km (1 miles). All ids that are associated to the event: nc73117756. Unique identifier: nc73117756.

Epicenter of the event was 37 km (23 miles) from Santa Rosa (c. 167 800 pop), 66 km (41 miles) from Napa (c. 76 900 pop), 61 km (38 miles) from Petaluma (c. 57 900 pop), 75 km (47 miles) from Novato (c. 51 900 pop), 48 km (30 miles) from Rohnert Park (c. 41 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Novato, Winters, Napa (min 5000 pop). Nearby country/countries, United States (c. 310 233 000 pop) (That might be effected).

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been 0, in the last 10 days 0, in the past 30 days two and in the last 365 days thirty-two earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 1,300,000 minor quakes in the world.

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 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: 2 km E of The Geysers, CA.

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More information

Parameter Value Description
Magnitude 2.89 mb The magnitude for the event.
Longitude -122.7331696° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 38.7739983° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 2.12 km Depth of the event in kilometers.
Place 2km E of The Geysers, CA Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-12-01 04:37:58 Time when the event occurred. UTC/GMT
Updated 2018-12-01 04:50:31 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 Timezone offset from UTC in minutes at the event epicenter.
Felt 2 The total number of felt reports
CDI 2 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 129 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 42 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.009635 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.07 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 43 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 nc73117756 Id of event.
Event Code 73117756 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc73117756, A comma-separated list of event ids that are associated to an event.

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