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Light earthquake, 4.6 mag was detected near Acajutla in El Salvador

Posted by admin on July 12, 2017 0 Comments

Earthquake location 13.4097S, -89.7656WA light earthquake with magnitude 4.6 (ml/mb) was detected on Wednesday, 21 kilometers (13 miles) from Acajutla in El Salvador. The earthquake occurred at a depth of 66.06 km (41 miles) below the earth’s surface. Global time and date of event 12/07/17 / 2017-07-12 10:08:42 / July 12, 2017 @ 10:08 am UTC/GMT. Event ids that are associated to the earthquake: us1000993a. Id of event: us1000993a. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude -89.7656 West, latitude 13.4097 North, depth = 66.06 km. The 4.6-magnitude earthquake was detected at 04:08:42 / 4:08 am (local time epicenter).

Country/countries that might be effected, El Salvador (c. 6 052 000 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Zacatecoluca, Cojutepeque, Nueva Concepción. Event epicenter was 70 km (43 miles) from San Salvador (c. 526 000 pop), 75 km (47 miles) from Soyapango (c. 329 700 pop), 69 km (43 miles) from Santa Ana (c. 176 700 pop), 70 km (44 miles) from Mejicanos (c. 160 300 pop), 60 km (37 miles) from Santa Tecla (c. 124 700 pop), 77 km (48 miles) from Apopa (c. 112 200 pop), 73 km (46 miles) from Delgado (c. 71 600 pop).

Each year there are an estimated 13,000 light quakes in the world. In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days three and in the last 365 days fifty-nine 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 it?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 21 km SSE of Acajutla, El Salvador.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -89.7656° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 13.4097° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 66.06 km Depth of the event in kilometers.
Place 21km SSE of Acajutla, El Salvador Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-07-12 10:08:42 Time when the event occurred. UTC/GMT
Updated 2017-07-12 10:39:08 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 326 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 0.587 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.81 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 151 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 us1000993a Id of event.
Event Code 1000993a An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000993a, A comma-separated list of event ids that are associated to an event.

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