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Light earthquake: M4.2 quake has struck near Puerto Madero in Mexico


Earthquake location 14.678S, -92.499WA light earthquake magnitude 4.2 (ml/mb) has occurred on Saturday, 9 kilometers (6 miles) from Puerto Madero in Mexico. The 4.2-magnitude earthquake was detected at 20:07:02 / 8:07 pm (local time epicenter). Global date and time of event UTC/GMT: 23/08/15 / 2015-08-23 01:07:02 / August 23, 2015 @ 1:07 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, depth 83.3 km, -92.499° West, 14.678° North. The epicenter was at a depth of 83.3 km (52 miles). Event id: us20003ihi. Ids that are associated to the earthquake: us20003ihi.

Earthquake epicenter was 36 km (22 miles) from Tapachula (c. 198 000 pop), 68 km (42 miles) from Coatepeque (c. 45 700 pop), 85 km (53 miles) from San Pedro Sacatepéquez (c. 40 000 pop), 90 km (56 miles) from Retalhuleu (c. 36 700 pop), 52 km (32 miles) from Huixtla (c. 29 300 pop), 82 km (51 miles) from San Marcos (c. 25 100 pop). Close country/countries that might be effected, Guatemala (c. 13 550 000 pop), Mexico (c. 112 469 000 pop). Closest city/cities/towns to epicentrum/hypocenter was San Sebastián, Retalhuleu, Nuevo San Carlos (min 5000 pop).

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

Did you feel the quake?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage 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: 9 km WSW of Puerto Madero, Mexico.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -92.499° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 14.678° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 83.3 km Depth of the event in kilometers.
Place 9km WSW of Puerto Madero, Mexico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-08-23 01:07:02 Time when the event occurred. UTC/GMT
Updated 2015-09-11 23:38:29 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.95 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type md The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us20003ihi Id of event.
Event Code 20003ihi An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20003ihi, A comma-separated list of event ids that are associated to an event.

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