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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.3 mag, 42 km S of Acapulco de Juarez, Mexico

Earthquake location 16.4835S, -99.9465WA light earthquake with magnitude 4.3 (ml/mb) was detected on Saturday, 42 kilometers (26 miles) from Acapulco de Juarez in Mexico. The epicenter was at a depth of 28.94 km (18 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude -99.9465 West, latitude 16.4835 North, depth = 28.94 km. The temblor was picked up at 07:57:07 / 7:57 am (local time epicenter). All ids that are associated to the event: us2000daif. Unique identifier: us2000daif. Date and time of earthquake in UTC/GMT: 17/02/18 / 2018-02-17 14:57:07 / February 17, 2018 @ 2:57 pm.

The epicenter was 43 km (27 miles) from Acapulco de Juárez (c. 652 100 pop), 60 km (37 miles) from Coyuca de Benítez (c. 12 500 pop), 69 km (43 miles) from San Marcos (c. 12 300 pop), 88 km (55 miles) from Tierra Colorada (c. 10 200 pop), 92 km (57 miles) from Cruz Grande (c. 9 900 pop), 91 km (57 miles) from San Jerónimo de Juárez (c. 7 300 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Cruz Grande, San Jerónimo de Juárez, Tierra Colorada. Nearby country/countries that might be effected, Mexico (c. 112 469 000 pop).

There are an estimated 13,000 light earthquakes in the world each year. 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 eight earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel anything?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 42 km S of Acapulco de Juarez, Mexico.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -99.9465° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 16.4835° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 28.94 km Depth of the event in kilometers.
Place 42km S of Acapulco de Juarez, Mexico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-02-17 14:57:07 Time when the event occurred. UTC/GMT
Updated 2018-03-18 16:45:16 Time when the event was most recently updated. UTC/GMT
Timezone offset -420 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 284 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 0.392 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.93 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 251 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 us2000daif Id of event.
Event Code 2000daif An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000daif, A comma-separated list of event ids that are associated to an event.

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