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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.7 mag, 58 km NNE of San Martin, Argentina


Earthquake location -31.0574S, -68.0405WA light earthquake with magnitude 4.7 (ml/mb) was reported 58 kilometers (36 miles) from San Martin in Argentina on Wednesday. The temblor was reported at 14:19:57 / 2:19 pm (local time epicenter). Exact time and date of earthquake 11/01/17 / 2017-01-11 17:19:57 / January 11, 2017 @ 5:19 pm UTC/GMT. The earthquake occurred at a depth of 10 km (6 miles). Event id: us10007skq. Ids that are associated to the earthquake: us10007skq. Exact location of event, longitude -68.0405 West, latitude -31.0574 South, depth = 10 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Epicenter of the earthquake was 71 km (44 miles) from San Juan (c. 447 000 pop), 67 km (41 miles) from Chimbas (c. 73 800 pop), 69 km (43 miles) from Santa Lucía (c. 43 600 pop), 87 km (54 miles) from Pocito (c. 41 000 pop), 70 km (43 miles) from Caucete (c. 33 600 pop), 63 km (39 miles) from Albardón (c. 20 400 pop), 68 km (42 miles) from Villa Paula de Sarmiento (c. 19 100 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Pocito, Nueve de Julio, San Agustín de Valle Fértil. Nearby country/countries, Argentina (c. 41 343 000 pop) (That might be effected).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each 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 three, in the past 30 days five and in the last 365 days twenty-four earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel it?

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 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: 58 km NNE of San Martin, Argentina.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude -68.0405° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -31.0574° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 58km NNE of San Martin, Argentina Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-01-11 17:19:57 Time when the event occurred. UTC/GMT
Updated 2017-02-08 19:01:22 Time when the event was most recently updated. UTC/GMT
Timezone offset -180 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 340 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 0.735 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.47 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 92 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 us10007skq Id of event.
Event Code 10007skq An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10007skq, A comma-separated list of event ids that are associated to an event.

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