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Minor World Earthquakes Magnitude -3.9

Minor earthquake 2.74 mag, 8 km SW of Napa, California

Posted by admin on October 29, 2014 0 Comments

Earthquake location 38.2463341S, -122.3641663WA minor earthquake magnitude 2.74 (mg/mb) has striked on Wednesday, 8 kilometers (5 miles) from Napa in California. The temblor was reported at 09:31:18 / 9:31 am (local time epicenter) at a depth of 6.83 km (4 miles). Global time of event 2014-10-29 04:31:18 UTC/GMT. A tsunami warning has not been issued, according to the U.S. Geological Survey. Exact location of event, longitude -122.3641663 West, latitude 38.2463341 North, depth 6.83 km.

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More information

Parameter Value Description
Magnitude 2.74 mb The magnitude for the event.
Longitude -122.3641663° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 38.2463341° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 6.83 km Depth of the event in kilometers.
Place 8km SW of Napa, California Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2014-10-29 16:31:18 Time when the event occurred. UTC/GMT
Updated 2014-10-29 16:33:26 Time when the event was most recently updated. UTC/GMT
Timezone offset -420 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 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 116 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 67 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.02926 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.15 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 70 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 nc72335236 Id of event.
Event Code 72335236 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS nc72335236 A comma-separated list of event ids that are associated to an event.

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