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Minor World Earthquakes Magnitude -3.9

Minor earthquake 3.7 mag, 46 km W of Valparaiso, Chile

Earthquake location -33.0072S, -72.1264WA minor earthquake magnitude 3.7 (ml/mb) has struck on Saturday, 46 kilometers (29 miles) from Valparaiso in Chile. The 3.7-magnitude earthquake has occurred at 21:17:56 / 9:17 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 23/04/17 / 2017-04-23 02:17:56 / April 23, 2017 @ 2:17 am. Exact location, longitude -72.1264° West, latitude -33.0072° South, depth = 19.19 km. The earthquake was roughly at a depth of 19.19 km (12 miles). Event ids that are associated to the earthquake: us10008jvj. Id of event: us10008jvj.

Nearest cities/city/villages to epicentrum/hypocenter was Quillota, San Antonio, Limache (min 5000 pop). Close country/countries, Chile (c. 16 746 000 pop) (That might be effected). Epicenter of the earthquake was 54 km (33 miles) from Viña del Mar (c. 294 600 pop), 47 km (29 miles) from Valparaíso (c. 282 400 pop), 64 km (40 miles) from Quilpué (c. 130 300 pop), 70 km (44 miles) from Villa Alemana (c. 97 300 pop), 81 km (50 miles) from San Antonio (c. 85 700 pop), 83 km (52 miles) from Quillota (c. 67 800 pop).

In the past 24 hours, there have been fifty-six, in the last 10 days fifty-six, in the past 30 days fifty-six and in the last 365 days ninety earthquakes of magnitude 3.0 or greater that has struck near. Each 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 the quake?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 46 km W of Valparaiso, Chile.

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More information

Parameter Value Description
Magnitude 3.7 mb The magnitude for the event.
Longitude -72.1264° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -33.0072° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 19.19 km Depth of the event in kilometers.
Place 46km 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 02:17:56 Time when the event occurred. UTC/GMT
Updated 2017-04-26 17:48:37 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 211 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 0.411 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.52 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 195 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 us10008jvj Id of event.
Event Code 10008jvj An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008jvj, A comma-separated list of event ids that are associated to an event.

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