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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag was detected near San Andres in Colombia


Earthquake location 6.7308S, -72.9062WA light earthquake magnitude 4.1 (ml/mb) has occurred on Tuesday, 10 kilometers (6 miles) from San Andres in Colombia. Event id: us1000hx42. Ids that are associated to the earthquake: us1000hx42. Exact time and date of event in UTC/GMT: 20/11/18 / 2018-11-20 16:55:22 / November 20, 2018 @ 4:55 pm. Exact location, longitude -72.9062° West, latitude 6.7308° North, depth = 164.6 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 164.6 km (102 miles) below the earth’s surface. The temblor was detected at 11:55:22 / 11:55 am (local time epicenter).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was El Playón, Belén, Toledo. Epicenter of the earthquake was 50 km (31 miles) from Bucaramanga (c. 571 800 pop), 42 km (26 miles) from Floridablanca (c. 252 300 pop), 47 km (30 miles) from Girón (c. 108 500 pop), 33 km (20 miles) from Piedecuesta (c. 86 400 pop), 77 km (48 miles) from Pamplona (c. 53 600 pop), 32 km (20 miles) from San Gil (c. 33 600 pop). Country/countries that might be effected, Colombia (c. 47 790 000 pop).

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

Did you feel anything?

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. 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: 10 km SW of San Andres, Colombia.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -72.9062° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 6.7308° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 164.6 km Depth of the event in kilometers.
Place 10km SW of San Andres, Colombia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-11-20 16:55:22 Time when the event occurred. UTC/GMT
Updated 2018-11-28 14:34:30 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 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 259 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 2.343 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.56 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 69 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 us1000hx42 Id of event.
Event Code 1000hx42 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000hx42, A comma-separated list of event ids that are associated to an event.

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