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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag strikes near Santiago Pinotepa Nacional in Mexico

Earthquake location 16.1884S, -98.1324WA light earthquake magnitude 4 (ml/mb) has occurred on Saturday, 18 kilometers (11 miles) from Santiago Pinotepa Nacional in Mexico. Exact time and date of event in UTC/GMT: 17/02/18 / 2018-02-17 19:42:44 / February 17, 2018 @ 7:42 pm. Unique identifier: us2000d3xq. Ids that are associated to the event: us2000d3xq. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 13:42:44 / 1:42 pm (local time epicenter). Exact location of event, depth 18.99 km, -98.1324° West, 16.1884° North. The earthquake occurred at a depth of 18.99 km (12 miles) below the earth’s surface.

Closest city/cities/towns to epicentrum/hypocenter was Santa Catarina Juquila, Marquelia, San Miguel Panixtlahuaca (min 5000 pop). Nearby country/countries, Mexico (c. 112 469 000 pop) (That might be effected). Epicenter of the earthquake was 19 km (12 miles) from Santiago Pinotepa Nacional (c. 25 700 pop), 63 km (39 miles) from Ometepec (c. 17 800 pop), 35 km (22 miles) from Santiago Jamiltepec (c. 9 900 pop), 44 km (27 miles) from Cuajinicuilapa de Santa Maria (c. 9 400 pop), 85 km (53 miles) from Marquelia (c. 6 900 pop), 80 km (50 miles) from San Miguel Panixtlahuaca (c. 5 700 pop).

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

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 18 km SW of Santiago Pinotepa Nacional, Mexico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -98.1324° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 16.1884° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 18.99 km Depth of the event in kilometers.
Place 18km SW of Santiago Pinotepa Nacional, 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 19:42:44 Time when the event occurred. UTC/GMT
Updated 2018-03-08 02:31:23 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 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 246 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 0.202 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.73 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 199 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 us2000d3xq Id of event.
Event Code 2000d3xq An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000d3xq, A comma-separated list of event ids that are associated to an event.

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