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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag strikes near San Francisco del Mar in Mexico



Earthquake location 15.5687S, -94.6132WA light earthquake with magnitude 4.1 (ml/mb) was reported 73 kilometers (45 miles) from San Francisco del Mar in Mexico on Sunday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 36.72 km (23 miles) below the earth’s surface. Exact time and date of earthquake 12/11/17 / 2017-11-12 10:00:37 / November 12, 2017 @ 10:00 am UTC/GMT. Exact location of event, depth 36.72 km, -94.6132° West, 15.5687° North. The temblor was detected at 04:00:37 / 4:00 am (local time epicenter). Id of earthquake: us2000bm95. Event ids that are associated: us2000bm95.

Nearest cities/city/towns to hypocenter/epicentrum was Las Amilpas, San Francisco Ixhuatan, San Mateo del Mar (min 5000 pop). Epicenter of the event was 89 km (55 miles) from Las Amilpas (c. 8 800 pop), 88 km (55 miles) from San Francisco Ixhuatan (c. 5 700 pop), 82 km (51 miles) from San Mateo del Mar (c. 5 400 pop). Country/countries that might be effected, Mexico (c. 112 469 000 pop).

In the past 24 hours, there have been six, in the last 10 days eleven, in the past 30 days fourty-two and in the last 365 days four hundred and seven earthquakes of magnitude 3.0 or greater that have been detected in the same area. Every year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel it?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 73 km S of San Francisco del Mar, Mexico.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -94.6132° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 15.5687° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 36.72 km Depth of the event in kilometers.
Place 73km 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 2017-11-12 10:00:37 Time when the event occurred. UTC/GMT
Updated 2017-11-28 07:08:48 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 259 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 2.485 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.33 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 188 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 us2000bm95 Id of event.
Event Code 2000bm95 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000bm95, A comma-separated list of event ids that are associated to an event.

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