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Light earthquake: M4.4 quake has struck near Tres Picos in Mexico

Earthquake location 15.6516S, -93.8178WA light earthquake magnitude 4.4 (ml/mb) strikes 38 kilometers (24 miles) from Tres Picos in Mexico on Thursday. Exact location of earthquake, longitude -93.8178 West, latitude 15.6516 North, depth = 77.2 km. The earthquake was roughly at a depth of 77.2 km (48 miles). The temblor was reported at 17:04:20 / 5:04 pm (local time epicenter). Event ids that are associated to the earthquake: us2000ivnc. Id of event: us2000ivnc. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 20/12/18 / 2018-12-20 23:04:20 / December 20, 2018 @ 11:04 pm UTC/GMT.

Nearby country/countries, Mexico (c. 112 469 000 pop) (That might be effected). Epicenter of the earthquake was 49 km (30 miles) from Tonalá (c. 32 900 pop), 66 km (41 miles) from Arriaga (c. 22 800 pop), 65 km (41 miles) from Pijijiapan (c. 15 100 pop), 82 km (51 miles) from Chahuite (c. 9 800 pop), 83 km (52 miles) from Villa Corzo (c. 9 100 pop), 89 km (55 miles) from San Pedro Buenavista (c. 8 400 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was San Pedro Tapanatepec, San Pedro Buenavista, El Espinal.

In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days four and in the last 365 days fifty-five earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light earthquakes in the world.

Did you feel it?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 38 km SW of Tres Picos, Mexico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -93.8178° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 15.6516° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 77.2 km Depth of the event in kilometers.
Place 38km SW of Tres Picos, Mexico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-12-20 23:04:20 Time when the event occurred. UTC/GMT
Updated 2018-12-20 23:58:34 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 298 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 1.734 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.32 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 162 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 us2000ivnc Id of event.
Event Code 2000ivnc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000ivnc, A comma-separated list of event ids that are associated to an event.

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