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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag was detected near Isabela in Puerto Rico


Earthquake location 19.1373S, -67.1146WA light earthquake with magnitude 4.3 (ml/mb) was reported 71 kilometers (44 miles) from Isabela in Puerto Rico on Saturday. Global date and time of event UTC/GMT: 19/04/20 / 2020-04-19 03:52:08 / April 19, 2020 @ 3:52 am. All ids that are associated to the event: us70008zpi. Unique identifier: us70008zpi. Exact location, longitude -67.1146° West, latitude 19.1373° North, depth = 35 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 35 km (22 miles) below the earth’s surface. The temblor was picked up at 23:52:08 / 11:52 pm (local time epicenter).

Epicenter of the event was 85 km (53 miles) from Arecibo (c. 49 300 pop), 79 km (49 miles) from Aguadilla (c. 16 100 pop), 71 km (44 miles) from Isabela (c. 12 500 pop), 90 km (56 miles) from San Sebastián (c. 11 600 pop), 79 km (49 miles) from Hatillo (c. 5 600 pop), 76 km (47 miles) from Quebradillas (c. 5 600 pop). Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was San Sebastián, Rincón, Arecibo.

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 fifteen, in the past 30 days thirty-three and in the last 365 days nine hundred and eighty-three earthquakes of magnitude 3.0 or greater that have been detected in the same area. There are an estimated 13,000 light quakes in the world each year.

Questions or comments?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 71 km N of Isabela, Puerto Rico.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -67.1146° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.1373° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 71km N of Isabela, Puerto Rico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-04-19 03:52:08 Time when the event occurred. UTC/GMT
Updated 2020-04-19 04:03:49 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 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 0.666 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.55 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 145 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 us70008zpi Id of event.
Event Code 70008zpi An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70008zpi, A comma-separated list of event ids that are associated to an event.

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