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Minor World Earthquakes Magnitude -3.9

Minor earthquake 3.4 mag, 50 km W of Valparaiso, Chile

Earthquake location -33.0368S, -72.1642WA minor earthquake with magnitude 3.4 (ml/mb) was detected on Sunday, 50 kilometers (31 miles) from Valparaiso in Chile. Event id: us10008k31. Ids that are associated to the earthquake: us10008k31. The earthquake occurred at a depth of 21.86 km (14 miles). Date and time of earthquake in UTC/GMT: 23/04/17 / 2017-04-23 19:51:28 / April 23, 2017 @ 7:51 pm. The temblor was picked up at 14:51:28 / 2:51 pm (local time epicenter). Exact location of event, depth 21.86 km, -72.1642° West, -33.0368° South.

Nearest cities/city/villages to epicentrum/hypocenter was San Antonio, Cartagena, Villa Alemana (min 5000 pop). The epicenter was 57 km (35 miles) from Viña del Mar (c. 294 600 pop), 50 km (31 miles) from Valparaíso (c. 282 400 pop), 67 km (42 miles) from Quilpué (c. 130 300 pop), 74 km (46 miles) from Villa Alemana (c. 97 300 pop), 81 km (50 miles) from San Antonio (c. 85 700 pop). Close country/countries that might be effected, Chile (c. 16 746 000 pop).

In the past 24 hours, there have been one hundred and one, in the last 10 days one hundred and two, in the past 30 days one hundred and two and in the last 365 days one hundred and thirty-four earthquakes of magnitude 3.0 or greater that have been detected nearby. Every year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 3.0 to 4.0 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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 50 km W of Valparaiso, Chile. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude -72.1642° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -33.0368° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 21.86 km Depth of the event in kilometers.
Place 50km W of Valparaiso, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-04-23 19:51:28 Time when the event occurred. UTC/GMT
Updated 2017-05-04 17:30:46 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 178 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 0.442 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.82 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 197 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us10008k31 Id of event.
Event Code 10008k31 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008k31, A comma-separated list of event ids that are associated to an event.

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