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Minor World Earthquakes Magnitude -3.9

Minor earthquake 3.7 mag, 41 km NW of Valparaiso, Chile


Earthquake location -32.7527S, -71.9045WA minor earthquake magnitude 3.7 (ml/mb) strikes 41 kilometers (25 miles) from Valparaiso in Chile on Friday. Exact time and date of event in UTC/GMT: 11/05/18 / 2018-05-11 23:29:14 / May 11, 2018 @ 11:29 pm. All ids that are associated to the event: us1000e6kv. Unique identifier: us1000e6kv. The 3.7-magnitude earthquake was detected at 18:29:14 / 6:29 pm (local time epicenter). Exact location of event, longitude -71.9045 West, latitude -32.7527 South, depth = 23.48 km. The epicenter of the earthquake was roughly 23.48 km (15 miles) below the earth’s surface.

The epicenter was 45 km (28 miles) from Viña del Mar (c. 294 600 pop), 41 km (26 miles) from Valparaíso (c. 282 400 pop), 54 km (34 miles) from Quilpué (c. 130 300 pop), 59 km (37 miles) from Villa Alemana (c. 97 300 pop), 63 km (39 miles) from Quillota (c. 67 800 pop), 64 km (40 miles) from Hacienda La Calera (c. 49 100 pop). Close country/countries that might be effected, Chile (c. 16 746 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was La Ligua, Limache, Hacienda La Calera (min 5000 pop).

In the past 24 hours, there have been three, in the last 10 days three, in the past 30 days five and in the last 365 days fourty-eight earthquakes of magnitude 3.0 or greater that has occurred nearby. 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?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage 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: 41 km NW of Valparaiso, Chile. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.7 mb The magnitude for the event.
Longitude -71.9045° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -32.7527° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 23.48 km Depth of the event in kilometers.
Place 41km NW 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 2018-05-11 23:29:14 Time when the event occurred. UTC/GMT
Updated 2018-06-02 23:47:44 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 0.35 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.72 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 185 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 us1000e6kv Id of event.
Event Code 1000e6kv An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000e6kv, A comma-separated list of event ids that are associated to an event.

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