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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near San Pedro de Atacama in Chile

Posted by admin on September 25, 2017 0 Comments

Earthquake location -21.9058S, -67.3399WA light earthquake with magnitude 4.2 (ml/mb) was detected on Sunday, 143 km NE of San Pedro de Atacama, Chile (89 miles). Exact location of event, longitude -67.3399 West, latitude -21.9058 South, depth = 192.78 km. The epicenter was at a depth of 192.78 km (120 miles). Id of earthquake: us2000aph6. Event ids that are associated: us2000aph6. The temblor was picked up at 07:10:53 / 7:10 am (local time epicenter). Global time and date of event 17/09/17 / 2017-09-17 11:10:53 / September 17, 2017 @ 11:10 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

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

How would you describe the shaking?

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. 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: 143 km NE of San Pedro de Atacama, Chile.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -67.3399° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -21.9058° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 192.78 km Depth of the event in kilometers.
Place 143km NE of San Pedro de Atacama, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-09-17 11:10:53 Time when the event occurred. UTC/GMT
Updated 2017-09-25 12:27:23 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 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 1.298 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.48 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 96 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 us2000aph6 Id of event.
Event Code 2000aph6 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000aph6, A comma-separated list of event ids that are associated to an event.

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