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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag strikes near Ovalle in Chile



Earthquake location -31.0986S, -71.6194WA light earthquake magnitude 4.1 (ml/mb) has occurred on Wednesday, 68 kilometers (42 miles) from Ovalle in Chile. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 23/03/17 / 2017-03-23 00:54:35 / March 23, 2017 @ 12:54 am UTC/GMT. Id of earthquake: us20008txi. Event ids that are associated: us20008txi. The earthquake occurred at a depth of 36.1 km (22 miles) below the earth’s surface. Exact location of earthquake, -71.6194° West, -31.0986° South, depth 36.1 km. The temblor was picked up at 20:54:35 / 8:54 pm (local time epicenter).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Monte Patria, Illapel, Ovalle. Epicenter of the event was 68 km (42 miles) from Ovalle (c. 77 100 pop), 73 km (45 miles) from Illapel (c. 22 800 pop), 77 km (48 miles) from Monte Patria (c. 13 900 pop). Nearby country/countries that might be effected, Chile (c. 16 746 000 pop).

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

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. 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: 68 km SW of Ovalle, Chile.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -71.6194° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -31.0986° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 36.1 km Depth of the event in kilometers.
Place 68km SW of Ovalle, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-03-23 00:54:35 Time when the event occurred. UTC/GMT
Updated 2017-04-06 23:19:10 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 0.423 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 175 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 us20008txi Id of event.
Event Code 20008txi An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20008txi, A comma-separated list of event ids that are associated to an event.

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