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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag has occurred near Mapastepec in Mexico


Earthquake location 14.9239S, -93.3515WA light earthquake with magnitude 4.3 (ml/mb) was detected on Saturday, 74 kilometers (46 miles) from Mapastepec in Mexico. The temblor was detected at 20:17:35 / 8:17 pm (local time epicenter). Global time and date of event 10/09/17 / 2017-09-10 02:17:35 / September 10, 2017 @ 2:17 am UTC/GMT. Exact location of event, longitude -93.3515 West, latitude 14.9239 North, depth = 35.26 km. The epicenter was at a depth of 35.26 km (22 miles). Id of earthquake: us2000aj4r. Event ids that are associated: us2000aj4r. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Nearby country/countries, Mexico (c. 112 469 000 pop) (That might be effected). Event epicenter was 75 km (46 miles) from Mapastepec (c. 16 100 pop), 86 km (54 miles) from Pijijiapan (c. 15 100 pop), 86 km (54 miles) from Escuintla (c. 9 600 pop), 89 km (55 miles) from Villa Comaltitlán (c. 7 900 pop), 86 km (54 miles) from Acacoyahua (c. 6 200 pop), 81 km (51 miles) from Acapeteahua (c. 6 100 pop). Nearest cities/city/villages to epicentrum/hypocenter was Villa Comaltitlán, Escuintla, Pijijiapan (min 5000 pop).

In the past 24 hours, there have been eighty-nine, in the last 10 days one hundred and thirty, in the past 30 days one hundred and thirty-seven and in the last 365 days one hundred and eighty-nine 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. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 74 km SW of Mapastepec, Mexico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -93.3515° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 14.9239° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35.26 km Depth of the event in kilometers.
Place 74km SW of Mapastepec, Mexico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-09-10 02:17:35 Time when the event occurred. UTC/GMT
Updated 2017-10-05 22:56:31 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 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 284 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 1.651 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 206 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 us2000aj4r Id of event.
Event Code 2000aj4r An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000aj4r, A comma-separated list of event ids that are associated to an event.

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