Light earthquake 4.9 mag, 11 km S of Tallaboa, Puerto Rico

A light earthquake with magnitude 4.9 (ml/mb) was reported 11 kilometers (7 miles) from Tallaboa in Puerto Rico on Saturday. Exact location, longitude -66.7303° West, latitude 17.8928° North, depth = 5 km. The temblor was detected at 21:21:14 / 9:21 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). All ids that are associated to the event: pt19363052, us70006s2i. Unique identifier: us70006s2i. Exact time and date of earthquake 29/12/19 / 2019-12-29 01:21:14 / December 29, 2019 @ 1:21 am UTC/GMT. The earthquake occurred at a depth of 5 km (3 miles) below the earth’s surface.

Event epicenter was 92 km (57 miles) from San Juan (c. 418 100 pop), 83 km (51 miles) from Bayamón (c. 203 500 pop), 98 km (61 miles) from Carolina (c. 170 400 pop), 18 km (11 miles) from Ponce (c. 152 600 pop), 81 km (51 miles) from Caguas (c. 86 800 pop), 83 km (52 miles) from Guaynabo (c. 81 400 pop), 55 km (34 miles) from Mayagüez (c. 78 600 pop). Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Canovanas, Santa Barbara, Humacao.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been sixteen, in the last 10 days twenty-one, in the past 30 days twenty-four and in the last 365 days sixty-one earthquakes of magnitude 3.0 or greater that was reported nearby. There are an estimated 13,000 light earthquakes in the world each year.

Did you feel the quake?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city 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: 11 km S of Tallaboa, Puerto Rico.

More information

Parameter	Value	Description
Magnitude	4.9 mb	The magnitude for the event.
Longitude	-66.7303° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	17.8928° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	5 km	Depth of the event in kilometers.
Place	11km S 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	2019-12-29 01:21:14	Time when the event occurred. UTC/GMT
Updated	2019-12-29 01:39:10	Time when the event was most recently updated. UTC/GMT
Timezone offset	-240	Timezone offset from UTC in minutes at the event epicenter.
Felt	134	The total number of felt reports
CDI	5	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	436	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	us	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,pt,us,	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	0.19	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.92 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	48	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mww	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us70006s2i	Id of event.
Event Code	70006s2i	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,pt19363052,us70006s2i,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

4.9 mb

The magnitude for the event.

Longitude

-66.7303° West

Decimal degrees longitude. Negative values for western longitudes.

Latitude

17.8928° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

5 km

Depth of the event in kilometers.

Place

11km S 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

2019-12-29 01:21:14

Time when the event occurred. UTC/GMT

Updated

2019-12-29 01:39:10

Time when the event was most recently updated. UTC/GMT

Timezone offset

-240

Timezone offset from UTC in minutes at the event epicenter.

Felt

134

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

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

436

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,us,

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

0.19

Horizontal distance from the epicenter to the nearest station (in degrees).

Root Mean Square

0.92 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

mww

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

Event Type

earthquake

Type of seismic event.

Event ID

us70006s2i

Id of event.

Event Code

70006s2i

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

Event IDS

,pt19363052,us70006s2i,

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

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Light earthquake 4.9 mag, 11 km S of Tallaboa, Puerto Rico

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