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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.7 mag strikes near Santo Tomas La Union in Guatemala

Earthquake location 14.6557S, -91.4106WA light earthquake magnitude 4.7 (ml/mb) strikes 3 kilometers (2 miles) from Santo Tomas La Union in Guatemala on Thursday. The earthquake occurred at a depth of 125.85 km (78 miles). The 4.7-magnitude earthquake has occurred at 11:44:39 / 11:44 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude -91.4106 West, latitude 14.6557 North, depth = 125.85 km. Id of earthquake: us1000aquq. Event ids that are associated: us1000aquq. Global time and date of event 12/10/17 / 2017-10-12 17:44:39 / October 12, 2017 @ 5:44 pm UTC/GMT.

Close country/countries, Guatemala (c. 13 550 000 pop), Mexico (c. 112 469 000 pop) (That might be effected). Event epicenter was 97 km (60 miles) from Guatemala City (c. 994 900 pop), 87 km (54 miles) from Mixco (c. 473 100 pop), 90 km (56 miles) from Villa Nueva (c. 406 800 pop), 96 km (59 miles) from Tapachula (c. 198 000 pop), 94 km (58 miles) from Petapa (c. 141 500 pop), 83 km (51 miles) from San Juan Sacatepéquez (c. 136 900 pop), 23 km (14 miles) from Quetzaltenango (c. 132 200 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Vida Mejor I, Santa Catarina Pinula, Chuarrancho.

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 thirty-nine earthquakes of magnitude 3.0 or greater that have been detected nearby. There are an estimated 13,000 light earthquakes in the world each year. 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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 3 km NW of Santo Tomas La Union, Guatemala.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude -91.4106° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 14.6557° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 125.85 km Depth of the event in kilometers.
Place 3km NW of Santo Tomas La Union, Guatemala Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-10-12 17:44:39 Time when the event occurred. UTC/GMT
Updated 2017-10-26 18:51:08 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 Timezone offset from UTC in minutes at the event epicenter.
Felt 3 The total number of felt reports
CDI 2.2 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 341 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 0.664 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.02 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 185 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 us1000aquq Id of event.
Event Code 1000aquq An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000aquq, A comma-separated list of event ids that are associated to an event.

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