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Major earthquake, 7.4 mag was detected near Santa María Zapotitlán in Mexico

Earthquake location 16.0352S, -95.9094WA major earthquake magnitude 7.4 (ml/mb) has occurred on Tuesday, 11 kilometers (7 miles) from Santa María Zapotitlán in Mexico. Exact time and date of earthquake 23/06/20 / 2020-06-23 15:29:05 / June 23, 2020 @ 3:29 pm UTC/GMT. The earthquake occurred at a depth of 23.31 km (14 miles) below the earth’s surface. Exact location of event, depth 23.31 km, -95.9094° West, 16.0352° North. A tsunami warning has been issued near Santa María Zapotitlán in Mexico (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 15:29:05 / 3:29 pm (local time epicenter). Event ids that are associated to the earthquake: at00qcdxol, pt20175001, us6000ah9t. Id of event: us6000ah9t.

Close country/countries that might be effected, Mexico (c. 112 469 000 pop). Event epicenter was 144 km (89 miles) from Oaxaca de Juárez (c. 262 600 pop), 77 km (48 miles) from Salina Cruz (c. 73 600 pop), 105 km (65 miles) from Juchitán de Zaragoza (c. 67 600 pop), 141 km (88 miles) from Santa Cruz Xoxocotlán (c. 61 800 pop), 78 km (49 miles) from Santo Domingo Tehuantepec (c. 37 400 pop), 105 km (65 miles) from San Jerónimo Ixtepec (c. 23 200 pop), 132 km (82 miles) from Matías Romero (c. 21 100 pop), 139 km (86 miles) from San Antonio de la Cal (c. 20 200 pop), 126 km (78 miles) from Puerto Escondido (c. 19 500 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Santa Catarina Juquila, Oaxaca de Juárez, Las Amilpas.

Each year there are an estimated 15 major quakes in the world. Earthquakes 7.0 to 7.9 may cause serious damage. In the past 24 hours, there have been three, in the last 10 days three, in the past 30 days four and in the last 365 days thirty earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. 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: 11 km SSW of Santa María Zapotitlán, Mexico.

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More information

Parameter Value Description
Magnitude 7.4 mb The magnitude for the event.
Longitude -95.9094° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 16.0352° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 23.31 km Depth of the event in kilometers.
Place 11 km SSW of Santa María Zapotitlán, Mexico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-06-23 15:29:05 Time when the event occurred. UTC/GMT
Updated 2020-06-23 15:49:37 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 37 The total number of felt reports
CDI 6 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 1 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 865 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 ,at,pt,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 2.963 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.21 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 55 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mww The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us6000ah9t Id of event.
Event Code 6000ah9t An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00qcdxol,pt20175001,us6000ah9t, A comma-separated list of event ids that are associated to an event.

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