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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag has occurred near Acapetagua in Mexico

Earthquake location 14.7783S, -93.1973WA light earthquake with magnitude 4.4 (ml/mb) was detected on Thursday, 77 kilometers (48 miles) from Acapetagua in Mexico. The 4.4-magnitude earthquake was detected at 16:16:10 / 4:16 pm (local time epicenter). All ids that are associated to the event: us10005eaf. Unique identifier: us10005eaf. The earthquake occurred at a depth of 41.79 km (26 miles). Global date and time of event UTC/GMT: 28/04/16 / 2016-04-28 22:16:10 / April 28, 2016 @ 10:16 pm. Exact location, longitude -93.1973° West, latitude 14.7783° North, depth = 41.79 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Nearest cities/city/towns to hypocenter/epicentrum was Huehuetán, Huixtla, Acacoyahua (min 5000 pop). Nearby country/countries that might be effected, Mexico (c. 112 469 000 pop). The epicenter was 88 km (55 miles) from Huixtla (c. 29 300 pop), 80 km (49 miles) from Mapastepec (c. 16 100 pop), 84 km (52 miles) from Puerto Madero (c. 9 700 pop), 83 km (52 miles) from Escuintla (c. 9 600 pop), 82 km (51 miles) from Villa Comaltitlán (c. 7 900 pop), 92 km (57 miles) from Huehuetán (c. 7 300 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 seven, in the past 30 days ten and in the last 365 days fifty-eight earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 13,000 light earthquakes in the world.

Did you feel it?

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: 77 km SW of Acapetagua, Mexico.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -93.1973° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 14.7783° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 41.79 km Depth of the event in kilometers.
Place 77km SW of Acapetagua, Mexico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-04-28 22:16:10 Time when the event occurred. UTC/GMT
Updated 2016-05-20 21:48:15 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 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 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 0.91 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.29 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 142 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 us10005eaf Id of event.
Event Code 10005eaf An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10005eaf, A comma-separated list of event ids that are associated to an event.

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