Light earthquake, 4.8 mag was detected near Guanica in Puerto Rico

A light earthquake with magnitude 4.8 (ml/mb) was reported 5 kilometers (3 miles) from Guanica in Puerto Rico on Saturday. The earthquake was roughly at a depth of 5 km (3 miles). The 4.8-magnitude earthquake has occurred at 20:05:54 / 8:05 pm (local time epicenter). Global date and time of event UTC/GMT: 19/01/20 / 2020-01-19 00:05:54 / January 19, 2020 @ 12:05 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude -66.927 West, latitude 17.93 North, depth = 5 km. All ids that are associated to the event: pt20019050. Unique identifier: pt20019050.

Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Epicenter of the earthquake was 97 km (60 miles) from Bayamón (c. 203 500 pop), 34 km (21 miles) from Ponce (c. 152 600 pop), 99 km (61 miles) from Caguas (c. 86 800 pop), 98 km (61 miles) from Guaynabo (c. 81 400 pop), 38 km (23 miles) from Mayagüez (c. 78 600 pop), 64 km (40 miles) from Arecibo (c. 49 300 pop), 98 km (61 miles) from Levittown (c. 29 800 pop). Nearest cities/city/towns to hypocenter/epicentrum was Caguas, Guaynabo, Levittown (min 5000 pop).

There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been twenty-four, in the last 10 days three hundred and eighty-three, in the past 30 days five hundred and eighty-eight and in the last 365 days six hundred and fifty-two earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

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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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 5 km SSW of Guanica, Puerto Rico.

More information

Parameter	Value	Description
Magnitude	4.8 mb	The magnitude for the event.
Longitude	-66.927° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	17.93° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	5 km	Depth of the event in kilometers.
Place	5km SSW 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	2020-01-19 00:05:54	Time when the event occurred. UTC/GMT
Updated	2020-01-19 00:14:02	Time when the event was most recently updated. UTC/GMT
Timezone offset	-240	Timezone offset from UTC in minutes at the event epicenter.
Felt	9	The total number of felt reports
CDI	5.3	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	359	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	20	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	pt20019050	Id of event.
Event Code	20019050	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,pt20019050,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

4.8 mb

The magnitude for the event.

Longitude

-66.927° West

Decimal degrees longitude. Negative values for western longitudes.

Latitude

17.93° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

5 km

Depth of the event in kilometers.

Place

5km SSW 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

2020-01-19 00:05:54

Time when the event occurred. UTC/GMT

Updated

2020-01-19 00:14:02

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

5.3

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

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

359

A number describing how significant the event is. Larger numbers indicate a more significant event.

Network

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

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

The method or algorithm used to calculate the preferred magnitude for the event.

Event Type

earthquake

Type of seismic event.

Event ID

pt20019050

Id of event.

Event Code

20019050

An identifying code assigned by, and unique from, the corresponding source for the event.

Event IDS

,pt20019050,

A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.8 mag was detected near Guanica in Puerto Rico

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