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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.2 quake has struck near Cuajinicuilapa in Mexico

Earthquake location 16.0162S, -98.3984WA light earthquake magnitude 4.2 (ml/mb) has occurred on Thursday, 49 kilometers (30 miles) from Cuajinicuilapa in Mexico. Exact time and date of earthquake 30/03/17 / 2017-03-30 17:22:47 / March 30, 2017 @ 5:22 pm UTC/GMT. Exact location of event, depth 10 km, -98.3984° West, 16.0162° North. The temblor was reported at 10:22:47 / 10:22 am (local time epicenter). Unique identifier: us10008emy. Ids that are associated to the event: us10008emy. The earthquake was roughly at a depth of 10 km (6 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Nearest cities/city/towns to hypocenter/epicentrum was Copala, Marquelia, Ometepec (min 5000 pop). Epicenter of the event was 51 km (32 miles) from Santiago Pinotepa Nacional (c. 25 700 pop), 75 km (47 miles) from Ometepec (c. 17 800 pop), 68 km (42 miles) from Santiago Jamiltepec (c. 9 900 pop), 51 km (32 miles) from Cuajinicuilapa de Santa Maria (c. 9 400 pop), 90 km (56 miles) from Copala (c. 6 900 pop), 77 km (48 miles) from Marquelia (c. 6 900 pop). Close country/countries, Mexico (c. 112 469 000 pop) (That might be effected).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days four and in the last 365 days thirty-three earthquakes of magnitude 3.0 or greater that has struck near. Every year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Questions or comments?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 49 km S of Cuajinicuilapa, Mexico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -98.3984° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 16.0162° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 49km S of Cuajinicuilapa, Mexico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-03-30 17:22:47 Time when the event occurred. UTC/GMT
Updated 2017-04-18 21:14:33 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 271 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 0.455 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.66 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 209 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 us10008emy Id of event.
Event Code 10008emy An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008emy, A comma-separated list of event ids that are associated to an event.

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