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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near Chincha Alta in Peru

Earthquake location -13.004S, -75.7635WA light earthquake with magnitude 4.2 (ml/mb) was detected on Sunday, 60 kilometers (37 miles) from Chincha Alta in Peru. The earthquake was roughly at a depth of 90.65 km (56 miles). Date and time of earthquake in UTC/GMT: 21/08/16 / 2016-08-21 18:37:59 / August 21, 2016 @ 6:37 pm. The temblor was picked up at 13:37:59 / 1:37 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: us10006p1w. Ids that are associated to the event: us10006p1w. Exact location of earthquake, longitude -75.7635 West, latitude -13.004 South, depth = 90.65 km.

Close country/countries, Peru (c. 29 907 000 pop) (That might be effected). Epicenter of the earthquake was 60 km (37 miles) from Chincha Alta (c. 153 100 pop), 92 km (57 miles) from Pisco (c. 61 900 pop), 89 km (55 miles) from Huancavelica (c. 41 600 pop), 64 km (40 miles) from Imperial (c. 32 300 pop), 61 km (38 miles) from Nuevo Imperial (c. 32 300 pop), 68 km (42 miles) from San Vicente de Cañete (c. 25 500 pop). Nearest cities/city/towns to hypocenter/epicentrum was Pisco, Huancavelica, Villa Tupac Amaru (min 5000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days seven earthquakes of magnitude 3.0 or greater that has struck near. Each year there are an estimated 13,000 light quakes in the world.

Did you feel anything?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 60 km NE of Chincha Alta, Peru.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -75.7635° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -13.004° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 90.65 km Depth of the event in kilometers.
Place 60km NE of Chincha Alta, Peru Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-08-21 18:37:59 Time when the event occurred. UTC/GMT
Updated 2016-09-12 13:29:07 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 271 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 1.459 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.1 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 166 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 us10006p1w Id of event.
Event Code 10006p1w An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10006p1w, A comma-separated list of event ids that are associated to an event.

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