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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag was detected near La Ligua in Chile

Posted by admin on February 11, 2018 0 Comments

Earthquake location -32.2978S, -72.0017WA light earthquake magnitude 4.4 (ml/mb) strikes 74 kilometers (46 miles) from La Ligua in Chile on Saturday. Global time and date of event 27/01/18 / 2018-01-27 05:14:33 / January 27, 2018 @ 5:14 am UTC/GMT. The temblor was picked up at 00:14:33 / 12:14 am (local time epicenter). Exact location of earthquake, longitude -72.0017 West, latitude -32.2978 South, depth = 11.16 km. The epicenter of the earthquake was roughly 11.16 km (7 miles) below the earth’s surface. Id of earthquake: us2000cyu4. Event ids that are associated: us2000cyu4. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Epicenter of the earthquake was 91 km (57 miles) from Viña del Mar (c. 294 600 pop), 90 km (56 miles) from Valparaíso (c. 282 400 pop), 91 km (57 miles) from Hacienda La Calera (c. 49 100 pop), 74 km (46 miles) from La Ligua (c. 24 900 pop). Nearest cities/city/towns to hypocenter/epicentrum was Hacienda La Calera, Viña del Mar, Valparaíso (min 5000 pop). Nearby country/countries that might be effected, Chile (c. 16 746 000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days three and in the last 365 days one hundred and fifty-nine earthquakes of magnitude 3.0 or greater that was reported nearby.

How would you describe the shaking?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity 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: 74 km WNW of La Ligua, Chile.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -72.0017° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -32.2978° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 11.16 km Depth of the event in kilometers.
Place 74km WNW of La Ligua, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-01-27 05:14:33 Time when the event occurred. UTC/GMT
Updated 2018-02-11 08:28:47 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 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 0.65 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.86 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 179 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 us2000cyu4 Id of event.
Event Code 2000cyu4 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000cyu4, A comma-separated list of event ids that are associated to an event.

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