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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag strikes near Salina Cruz in Mexico


Earthquake location 15.3529S, -95.0718WA light earthquake magnitude 4 (ml/mb) strikes 91 km S of Salina Cruz, Mexico (57 miles) on Tuesday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude -95.0718 West, latitude 15.3529 North, depth = 37.24 km. Event ids that are associated to the earthquake: us2000b01t. Id of event: us2000b01t. The epicenter of the earthquake was roughly 37.24 km (23 miles) below the earth’s surface. The temblor was detected at 07:42:33 / 7:42 am (local time epicenter). Exact time and date of earthquake 26/09/17 / 2017-09-26 13:42:33 / September 26, 2017 @ 1:42 pm UTC/GMT.

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

Did you feel the quake?

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. 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: 91 km S of Salina Cruz, Mexico.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -95.0718° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 15.3529° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 37.24 km Depth of the event in kilometers.
Place 91km S of Salina Cruz, Mexico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-09-26 13:42:33 Time when the event occurred. UTC/GMT
Updated 2017-10-17 14:15:01 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 1.081 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.06 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 176 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 us2000b01t Id of event.
Event Code 2000b01t An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000b01t, A comma-separated list of event ids that are associated to an event.

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