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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag has occurred near Salina Cruz in Mexico


Earthquake location 15.9891S, -95.1849WA light earthquake with magnitude 4.1 (ml/mb) was detected on Friday, 20 kilometers (12 miles) from Salina Cruz in Mexico. Id of earthquake: us7000bgy1. Event ids that are associated: us7000bgy1. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake was roughly at a depth of 10 km (6 miles). The temblor was detected at 02:23:30 / 2:23 am (local time epicenter). Exact time and date of event in UTC/GMT: 07/08/20 / 2020-08-07 02:23:30 / August 7, 2020 @ 2:23 am. Exact location of earthquake, -95.1849° West, 15.9891° North, depth 10 km.

Event epicenter was 22 km (14 miles) from Salina Cruz (c. 73 600 pop), 53 km (33 miles) from Juchitán de Zaragoza (c. 67 600 pop), 38 km (23 miles) from Santo Domingo Tehuantepec (c. 37 400 pop), 66 km (41 miles) from San Jerónimo Ixtepec (c. 23 200 pop), 66 km (41 miles) from Unión Hidalgo (c. 12 700 pop), 74 km (46 miles) from Las Amilpas (c. 8 800 pop). Close country/countries, Mexico (c. 112 469 000 pop) (That might be effected). Nearest cities/city/villages to epicentrum/hypocenter was San Francisco Ixhuatan, Las Amilpas, San Jerónimo Ixtepec (min 5000 pop).

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

Did you feel the quake?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 20 km S of Salina Cruz, Mexico.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -95.1849° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 15.9891° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 20 km S of Salina Cruz, Mexico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-08-07 02:23:30 Time when the event occurred. UTC/GMT
Updated 2020-09-04 02:05:17 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 0.915 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 143 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 us7000bgy1 Id of event.
Event Code 7000bgy1 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000bgy1, A comma-separated list of event ids that are associated to an event.

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