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World Magnitude 2.5+ Earthquakes

Earthquake 3 mag, 13 km SSE of Ridgemark, California


Earthquake location 36.6923S, -121.3255WAn earthquake with magnitude 3 mg/mb has occurred in 13 km SSE of Ridgemark, California. Time of event: Thursday 4th September @ 10:11 am UTC. Location of event: -121.3255S, 36.6923W, depth=5.9 km. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about quake recorded in: 13 km SSE of Ridgemark, California. Did you feel it? Leave a comment or report about shaking, activity and damage at your home, city and country.


More information

Parameter Value Description
Magnitude 3 mb The magnitude for the event.
Longitude -121.3255° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.6923° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5.9 km Depth of the event in kilometers.
Place 13km SSE of Ridgemark, California Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2014-09-04 10:11:03 Time when the event occurred. UTC/GMT
Updated 2014-09-04 10:13:16 Time when the event was most recently updated. UTC/GMT
Timezone offset -420 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 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 138 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 61 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.01796631 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.05 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 28.8 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 nc72291191 Id of event.
Event Code 72291191 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS nc72291191 A comma-separated list of event ids that are associated to an event.

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