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Moderate World Earthquakes Magnitude 5–5.9

Moderate earthquake, 5.1 mag was detected near Illapel in Chile



Earthquake location -31.3393S, -71.7784WA moderate earthquake with magnitude 5.1 (ml/mb) was detected on Wednesday, 66 kilometers (41 miles) from Illapel in Chile. Exact time and date of event in UTC/GMT: 16/09/15 / 2015-09-16 23:33:40 / September 16, 2015 @ 11:33 pm. The temblor was detected at 20:33:40 / 8:33 pm (local time epicenter). Exact location of earthquake, -71.7784° West, -31.3393° South, depth 24.35 km. The earthquake was roughly at a depth of 24.35 km (15 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). All ids that are associated to the event: us10003iu8. Unique identifier: us10003iu8.

Nearby country/countries that might be effected, Chile (c. 16 746 000 pop). Epicenter of the event was 99 km (61 miles) from Ovalle (c. 77 100 pop), 66 km (41 miles) from Illapel (c. 22 800 pop), 91 km (57 miles) from Salamanca (c. 13 300 pop). Nearest cities/city/villages to epicentrum/hypocenter was Ovalle, Salamanca, Illapel (min 5000 pop).

In the past 24 hours, there have been two hundred and seventy-six, in the last 10 days two hundred and seventy-six, in the past 30 days two hundred and seventy-six and in the last 365 days two hundred and ninety earthquakes of magnitude 3.0 or greater that have been detected nearby. Each year there are an estimated 1320 moderate earthquakes in the world. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures.

Did you feel the quake?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 66 km WNW of Illapel, Chile. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 5.1 mb The magnitude for the event.
Longitude -71.7784° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -31.3393° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 24.35 km Depth of the event in kilometers.
Place 66km WNW of Illapel, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-09-16 23:33:40 Time when the event occurred. UTC/GMT
Updated 2015-10-09 03:18:10 Time when the event was most recently updated. UTC/GMT
Timezone offset -180 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 400 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 0.674 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.99 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 144 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 us10003iu8 Id of event.
Event Code 10003iu8 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10003iu8, A comma-separated list of event ids that are associated to an event.

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