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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.1 quake has struck near Tierra Colorada in Mexico

Earthquake location 17.0332S, -99.6648WA light earthquake magnitude 4.1 (ml/mb) has occurred on Sunday, 17 kilometers (11 miles) from Tierra Colorada in Mexico. Exact location of event, depth 34.39 km, -99.6648° West, 17.0332° North. The temblor was picked up at 04:47:23 / 4:47 am (local time epicenter). Global date and time of event UTC/GMT: 30/08/15 / 2015-08-30 09:47:23 / August 30, 2015 @ 9:47 am. Event id: us1000364z. Ids that are associated to the earthquake: us1000364z. The earthquake occurred at a depth of 34.39 km (21 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Event epicenter was 31 km (19 miles) from Acapulco de Juárez (c. 652 100 pop), 60 km (37 miles) from Chilpancingo de los Bravos (c. 165 300 pop), 81 km (50 miles) from Chilapa de Alvarez (c. 23 700 pop), 84 km (52 miles) from Atoyac de Álvarez (c. 21 400 pop), 70 km (44 miles) from Zumpango del Río (c. 21 100 pop), 66 km (41 miles) from Tixtla de Guerrero (c. 21 100 pop). Closest city/cities/towns to epicentrum/hypocenter was Tlacotepec, Zitlala, Copala (min 5000 pop). Close country/countries that might be effected, Mexico (c. 112 469 000 pop).

Each year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days two and in the last 365 days six earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Questions or comments?

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: 17 km SSW of Tierra Colorada, Mexico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -99.6648° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.0332° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 34.39 km Depth of the event in kilometers.
Place 17km SSW of Tierra Colorada, Mexico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-08-30 09:47:23 Time when the event occurred. UTC/GMT
Updated 2015-09-18 09:04:07 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 2 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 259 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 0.018 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.8 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 140 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 us1000364z Id of event.
Event Code 1000364z An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000364z, A comma-separated list of event ids that are associated to an event.

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