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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.31 mag strikes near San Antonio in Puerto Rico


Earthquake location 18.8716S, -67.6605WA minor earthquake magnitude 3.31 (ml/mb) has struck on Monday, 69 kilometers (43 miles) from San Antonio in Puerto Rico. Exact location, longitude -67.6605° West, latitude 18.8716° North, depth = 5 km. Exact time and date of event in UTC/GMT: 04/05/20 / 2020-05-04 05:35:07 / May 4, 2020 @ 5:35 am. Event ids that are associated to the earthquake: us700099m3, pr2020125002. Id of event: pr2020125002. The temblor was reported at 00:35:07 / 12:35 am (local time epicenter). The earthquake occurred at a depth of 5 km (3 miles) below the earth’s surface.

Earthquake epicenter was 73 km (45 miles) from Aguadilla (c. 16 100 pop), 79 km (49 miles) from Isabela (c. 12 500 pop), 78 km (49 miles) from Moca (c. 5 000 pop), 74 km (46 miles) from Aguada (c. 4 000 pop), 73 km (46 miles) from Rincón (c. 1 500 pop). Closest city/cities/towns to epicentrum/hypocenter was Isabela, Moca, Aguada (min 5000 pop). Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

There are an estimated 130,000 minor quakes in the world each year. In the past 24 hours, there have been four, in the last 10 days thirty-two, in the past 30 days sixty-six and in the last 365 days one thousand and fifty-three earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

How would you describe the shaking?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 69 km NW of San Antonio, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.31 mb The magnitude for the event.
Longitude -67.6605° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.8716° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 69km NW of San Antonio, 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 2020-05-04 05:35:07 Time when the event occurred. UTC/GMT
Updated 2020-05-04 14:20:42 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 2.7 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 169 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network pr The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us,pr, A comma-separated list of network contributors.
Number of Stations Used 21 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.5198 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.61 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 md The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID pr2020125002 Id of event.
Event Code 2020125002 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us700099m3,pr2020125002, A comma-separated list of event ids that are associated to an event.

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