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Light earthquake, 4.8 mag was detected near Maria Antonia in Puerto Rico

Posted by admin on December 24, 2020 0 Comments

Earthquake location 17.9331S, -66.8451WA light earthquake magnitude 4.8 (ml/mb) has struck on Thursday, 6 kilometers (4 miles) from Maria Antonia in Puerto Rico. The 4.8-magnitude earthquake has occurred at 16:56:39 / 4:56 pm (local time epicenter). Event id: pr2020359052. Ids that are associated to the earthquake: pt20359002, us6000d2ll, pr2020359052. Exact time and date of earthquake 24/12/20 / 2020-12-24 16:56:39 / December 24, 2020 @ 4:56 pm UTC/GMT. The earthquake occurred 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). Exact location of event, longitude -66.8451 West, latitude 17.9331 North, depth = 10 km.

Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Maunabo, Trujillo Alto, Gurabo. The epicenter was 98 km (61 miles) from San Juan (c. 418 100 pop), 89 km (56 miles) from Bayamón (c. 203 500 pop), 26 km (16 miles) from Ponce (c. 152 600 pop), 91 km (56 miles) from Caguas (c. 86 800 pop), 91 km (56 miles) from Guaynabo (c. 81 400 pop), 43 km (27 miles) from Mayagüez (c. 78 600 pop), 100 km (62 miles) from Trujillo Alto (c. 54 200 pop).

In the past 24 hours, there have been twenty-six, in the last 10 days fourty-four, in the past 30 days seventy and in the last 365 days two thousand, eight hundred and fifty-seven 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. Each year there are an estimated 13,000 light earthquakes in the world.

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: 6 km SE of Maria Antonia, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.8 mb The magnitude for the event.
Longitude -66.8451° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.9331° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 6 km SE of Maria Antonia, 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 2020-12-24 16:56:39 Time when the event occurred. UTC/GMT
Updated 2020-12-24 18:13:03 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 264 The total number of felt reports
CDI 5.6 The maximum reported intensity for the event.
MMI 4.569 The maximum estimated instrumental intensity for the event.
Alert Level green 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 502 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 ,pt,us,pr, A comma-separated list of network contributors.
Number of Stations Used 19 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.2024 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.15 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 194 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID pr2020359052 Id of event.
Event Code 2020359052 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pt20359002,us6000d2ll,pr2020359052, A comma-separated list of event ids that are associated to an event.

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