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Light earthquake: M4.2 quake has struck near El Arenal in Mexico

Earthquake location 14.8933S, -92.9951WA light earthquake magnitude 4.2 (ml/mb) strikes 44 kilometers (27 miles) from El Arenal in Mexico on Monday. The 4.2-magnitude earthquake has occurred at 15:25:24 / 3:25 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, -92.9951° West, 14.8933° North, depth 79.3 km. The epicenter of the earthquake was roughly 79.3 km (49 miles) below the earth’s surface. Id of earthquake: us6000c8su. Event ids that are associated: us6000c8su. Date and time of earthquake in UTC/GMT: 12/10/20 / 2020-10-12 15:25:24 / October 12, 2020 @ 3:25 pm.

Event epicenter was 79 km (49 miles) from Tapachula (c. 198 000 pop), 63 km (39 miles) from Huixtla (c. 29 300 pop), 61 km (38 miles) from Mapastepec (c. 16 100 pop), 91 km (57 miles) from Pijijiapan (c. 15 100 pop), 90 km (56 miles) from Cacahoatán (c. 14 400 pop), 92 km (57 miles) from Brisas Barra de Suchiate (c. 13 700 pop). Close country/countries that might be effected, Mexico (c. 112 469 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Brisas Barra de Suchiate, Pijijiapan, Cacahoatán (min 5000 pop).

In the past 24 hours, there have been eight, in the last 10 days nine, in the past 30 days thirteen and in the last 365 days fifty-eight earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world.

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 44 km SW of El Arenal, Mexico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -92.9951° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 14.8933° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 79.3 km Depth of the event in kilometers.
Place 44 km SW of El Arenal, Mexico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-10-12 15:25:24 Time when the event occurred. UTC/GMT
Updated 2020-10-18 20:04:13 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 271 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 1.31 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.48 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 139 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 us6000c8su Id of event.
Event Code 6000c8su An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000c8su, A comma-separated list of event ids that are associated to an event.

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