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Minor earthquake, 3.05 mag was detected near Tallaboa in Puerto Rico


Earthquake location 17.9486S, -66.6926WA minor earthquake magnitude 3.05 (ml/mb) has occurred on Thursday, 5 kilometers (3 miles) from Tallaboa in Puerto Rico. Exact location of earthquake, -66.6926° West, 17.9486° North, depth 4 km. The temblor was reported at 16:20:43 / 4:20 pm (local time epicenter). Global time and date of event 09/01/20 / 2020-01-09 20:20:43 / January 9, 2020 @ 8:20 pm UTC/GMT. Id of earthquake: pr2020009102. Event ids that are associated: pr2020009102. The epicenter was at a depth of 4 km (2 miles).

Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). The epicenter was 76 km (47 miles) from Bayamón (c. 203 500 pop), 11 km (7 miles) from Ponce (c. 152 600 pop), 75 km (47 miles) from Caguas (c. 86 800 pop), 76 km (47 miles) from Guaynabo (c. 81 400 pop), 55 km (34 miles) from Mayagüez (c. 78 600 pop). Closest city/cities/towns to epicentrum/hypocenter was Levittown, Guaynabo, Bayamón (min 5000 pop).

Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. In the past 24 hours, there have been fourty-six, in the last 10 days two hundred and eight, in the past 30 days two hundred and fourty-five and in the last 365 days two hundred and eighty-seven earthquakes of magnitude 3.0 or greater that have been detected nearby. Each year there are an estimated 130,000 minor earthquakes in the world.

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 5 km SSE of Tallaboa, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.05 mb The magnitude for the event.
Longitude -66.6926° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.9486° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 4 km Depth of the event in kilometers.
Place 5km SSE of Tallaboa, 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 2020-01-09 20:20:43 Time when the event occurred. UTC/GMT
Updated 2020-01-10 11:49:50 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 143 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 ,pr, A comma-separated list of network contributors.
Number of Stations Used 11 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.1278 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.24 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 202 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 pr2020009102 Id of event.
Event Code 2020009102 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2020009102, A comma-separated list of event ids that are associated to an event.

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