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Light earthquake 4.5 mag, 7 km SSE of Guanica, Puerto Rico

Posted by admin on January 7, 2020 0 Comments

Earthquake location 17.904S, -66.891WA light earthquake magnitude 4.5 (ml/mb) has struck on Tuesday, 7 kilometers (4 miles) from Guanica in Puerto Rico. The epicenter of the earthquake was roughly 5 km (3 miles) below the earth’s surface. Exact time and date of event in UTC/GMT: 07/01/20 / 2020-01-07 18:43:45 / January 7, 2020 @ 6:43 pm. Id of earthquake: pt20007035. Event ids that are associated: pt20007035. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, -66.891° West, 17.904° North, depth 5 km. The 4.5-magnitude earthquake was detected at 14:43:45 / 2:43 pm (local time epicenter).

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Guaynabo, Levittown, Caguas. Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Event epicenter was 95 km (59 miles) from Bayamón (c. 203 500 pop), 32 km (20 miles) from Ponce (c. 152 600 pop), 96 km (60 miles) from Caguas (c. 86 800 pop), 97 km (60 miles) from Guaynabo (c. 81 400 pop), 42 km (26 miles) from Mayagüez (c. 78 600 pop), 66 km (41 miles) from Arecibo (c. 49 300 pop), 96 km (60 miles) from Levittown (c. 29 800 pop).

Each year there are an estimated 13,000 light quakes in the world. In the past 24 hours, there have been fifty-five, in the last 10 days one hundred and thirty-seven, in the past 30 days one hundred and fourty-eight and in the last 365 days one hundred and ninety 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.

Did you feel it?

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 data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 7 km SSE of Guanica, Puerto Rico.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -66.891° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.904° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 7km SSE of Guanica, 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 2020-01-07 18:43:45 Time when the event occurred. UTC/GMT
Updated 2020-01-07 18:50:41 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 2 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 312 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network pt The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,pt, A comma-separated list of network contributors.
Number of Stations Used 17 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 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 pt20007035 Id of event.
Event Code 20007035 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pt20007035, A comma-separated list of event ids that are associated to an event.

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