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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag was detected near San Francisco del Mar in Mexico


Earthquake location 15.3125S, -94.6997WA light earthquake magnitude 4 (ml/mb) has occurred on Tuesday, 102 km S of San Francisco del Mar, Mexico (63 miles). Exact location of event, depth 48.01 km, -94.6997° West, 15.3125° North. The epicenter was at a depth of 48.01 km (30 miles). All ids that are associated to the event: us2000izw1. Unique identifier: us2000izw1. Exact time and date of event in UTC/GMT: 25/12/18 / 2018-12-25 20:24:34 / December 25, 2018 @ 8:24 pm. The temblor was reported at 14:24:34 / 2:24 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Each year there are an estimated 13,000 light quakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been four, in the last 10 days seven, in the past 30 days nine and in the last 365 days seventy-six earthquakes of magnitude 3.0 or greater that has occurred 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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 102 km S of San Francisco del Mar, Mexico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -94.6997° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 15.3125° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 48.01 km Depth of the event in kilometers.
Place 102km S of San Francisco del Mar, Mexico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-12-25 20:24:34 Time when the event occurred. UTC/GMT
Updated 2019-01-15 22:28:20 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 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 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 246 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.431 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.44 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 182 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us2000izw1 Id of event.
Event Code 2000izw1 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000izw1, A comma-separated list of event ids that are associated to an event.

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