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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag has occurred near Santa Cruz in Chile

Earthquake location -34.7005S, -71.8062WA light earthquake magnitude 4.1 (ml/mb) has occurred on Wednesday, 40 kilometers (25 miles) from Santa Cruz in Chile. All ids that are associated to the event: us10008j50. Unique identifier: us10008j50. 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 41.34 km (26 miles) below the earth’s surface. Exact time and date of earthquake 19/04/17 / 2017-04-19 23:24:27 / April 19, 2017 @ 11:24 pm UTC/GMT. Exact location of event, depth 41.34 km, -71.8062° West, -34.7005° South. The temblor was reported at 19:24:27 / 7:24 pm (local time epicenter).

Country/countries that might be effected, Chile (c. 16 746 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Constitución, Talca, San Vicente. Earthquake epicenter was 82 km (51 miles) from Talca (c. 197 500 pop), 61 km (38 miles) from Curicó (c. 102 400 pop), 89 km (56 miles) from Constitución (c. 37 900 pop), 41 km (25 miles) from Santa Cruz (c. 33 300 pop), 66 km (41 miles) from Molina (c. 28 800 pop), 73 km (45 miles) from San Vicente (c. 22 600 pop).

In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days two and in the last 365 days seventeen 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. Each year there are an estimated 13,000 light earthquakes in the world.

Did you feel anything?

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: 40 km W of Santa Cruz, Chile. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -71.8062° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -34.7005° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 41.34 km Depth of the event in kilometers.
Place 40km W of Santa Cruz, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-04-19 23:24:27 Time when the event occurred. UTC/GMT
Updated 2017-05-04 02:29:08 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 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 0.325 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.61 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 70 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mwr The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us10008j50 Id of event.
Event Code 10008j50 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008j50, A comma-separated list of event ids that are associated to an event.

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