Minor earthquake 3.74 mag, 9 km SSW of Ponce, Puerto Rico

A minor earthquake magnitude 3.74 (ml/mb) has struck on Monday, 9 kilometers (6 miles) from Ponce in Puerto Rico. The 3.74-magnitude earthquake has occurred at 10:51:41 / 10:51 am (local time epicenter). Exact location of event, depth 4 km, -66.6351° West, 17.9215° North. Event id: pr2020027009. Ids that are associated to the earthquake: us60007h9r, pr2020027009. The earthquake was roughly at a depth of 4 km (2 miles). Global date and time of event UTC/GMT: 27/01/20 / 2020-01-27 14:51:41 / January 27, 2020 @ 2:51 pm.

Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Epicenter of the earthquake was 82 km (51 miles) from San Juan (c. 418 100 pop), 73 km (46 miles) from Bayamón (c. 203 500 pop), 10 km (6 miles) from Ponce (c. 152 600 pop), 71 km (44 miles) from Caguas (c. 86 800 pop), 74 km (46 miles) from Guaynabo (c. 81 400 pop), 62 km (38 miles) from Mayagüez (c. 78 600 pop). Nearest cities/city/villages to epicentrum/hypocenter was Las Piedras, Juncos, San Juan (min 5000 pop).

In the past 24 hours, there have been nineteen, in the last 10 days two hundred and fourty-four, in the past 30 days eight hundred and twenty and in the last 365 days eight hundred and sixty-four earthquakes of magnitude 3.0 or greater that was reported nearby. Each year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

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What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 9 km SSW of Ponce, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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Parameter	Value	Description
Magnitude	3.74 mb	The magnitude for the event.
Longitude	-66.6351° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	17.9215° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	4 km	Depth of the event in kilometers.
Place	9km SSW of Ponce, 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	2020-01-27 14:51:41	Time when the event occurred. UTC/GMT
Updated	2020-01-27 15:11:32	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	3.4	The maximum reported intensity for the event.
MMI	2.876	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	216	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	,us,pr,	A comma-separated list of network contributors.
Number of Stations Used	12	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.1247	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.17 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	208	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	pr2020027009	Id of event.
Event Code	2020027009	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us60007h9r,pr2020027009,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake 3.74 mag, 9 km SSW of Ponce, Puerto Rico

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