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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.46 mag strikes near San Clemente Is. (SE tip) in CA


Earthquake location 32.8193321S, -118.4244995WA minor earthquake magnitude 3.46 (ml/mb) strikes 7 km W of San Clemente Is. (SE tip), CA (4 miles) on Tuesday. The epicenter of the earthquake was roughly 3.55 km (2 miles) below the earth’s surface. Exact location of earthquake, longitude -118.4244995 West, latitude 32.8193321 North, depth = 3.55 km. Global time and date of event 01/05/18 / 2018-05-01 11:53:03 / May 1, 2018 @ 11:53 am UTC/GMT. Unique identifier: ci38161632. Ids that are associated to the event: ci38161632. The temblor was reported at 03:53:03 / 3:53 am (local time epicenter).

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days two and in the last 365 days six earthquakes of magnitude 3.0 or greater that was reported nearby.

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 7 km W of San Clemente Is. (SE tip), CA.

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More information

Parameter Value Description
Magnitude 3.46 mb The magnitude for the event.
Longitude -118.4244995° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 32.8193321° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 3.55 km Depth of the event in kilometers.
Place 7km W of San Clemente Is. (SE tip), CA Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-05-01 11:53:03 Time when the event occurred. UTC/GMT
Updated 2018-05-01 11:57:44 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 4.73 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 reviewed 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 184 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network ci The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,ci, A comma-separated list of network contributors.
Number of Stations Used 49 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.1093 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.38 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 219 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 ci38161632 Id of event.
Event Code 38161632 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ci38161632, A comma-separated list of event ids that are associated to an event.

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