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Light earthquake: M4.1 quake has struck near Santiago Tepextla in Mexico

Earthquake location 16.0718S, -98.4853WA light earthquake magnitude 4.1 (ml/mb) has struck on Wednesday, 30 kilometers (19 miles) from Santiago Tepextla in Mexico. Event ids that are associated to the earthquake: us7000cs7r. Id of event: us7000cs7r. Global time and date of event 16/12/20 / 2020-12-16 15:53:24 / December 16, 2020 @ 3:53 pm UTC/GMT. The epicenter was at a depth of 10 km (6 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, depth 10 km, -98.4853° West, 16.0718° North. The temblor was picked up at 15:53:24 / 3:53 pm (local time epicenter).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was San Luis Acatlán, Copala, Santiago Jamiltepec. The epicenter was 55 km (34 miles) from Santiago Pinotepa Nacional (c. 25 700 pop), 69 km (43 miles) from Ometepec (c. 17 800 pop), 74 km (46 miles) from Santiago Jamiltepec (c. 9 900 pop), 45 km (28 miles) from Cuajinicuilapa de Santa Maria (c. 9 400 pop), 86 km (53 miles) from San Luis Acatlán (c. 8 300 pop), 79 km (49 miles) from Copala (c. 6 900 pop). Nearby country/countries that might be effected, Mexico (c. 112 469 000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. 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 fifteen earthquakes of magnitude 3.0 or greater that have been detected nearby. There are an estimated 13,000 light quakes in the world each year.

Did you feel the quake?

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. 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: 30 km S of Santiago Tepextla, Mexico.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -98.4853° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 16.0718° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 30 km S of Santiago Tepextla, Mexico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-12-16 15:53:24 Time when the event occurred. UTC/GMT
Updated 2020-12-31 05:13:24 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 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 1.484 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.93 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 259 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 us7000cs7r Id of event.
Event Code 7000cs7r An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000cs7r, A comma-separated list of event ids that are associated to an event.

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