Minor earthquake: M2.8 quake has struck near Tierras Nuevas Poniente in Puerto Rico

A minor earthquake magnitude 2.8 (ml/mb) has struck on Thursday, 61 kilometers (38 miles) from Tierras Nuevas Poniente in Puerto Rico. The temblor was picked up at 09:04:58 / 9:04 am (local time epicenter). Event ids that are associated to the earthquake: pr15211020. Id of event: pr15211020. The earthquake occurred at a depth of 56 km (35 miles) below the earth’s surface. Exact location, longitude -66.4841° West, latitude 19.013° North, depth = 56 km. Exact time and date of event in UTC/GMT: 30/07/15 / 2015-07-30 13:04:58 / July 30, 2015 @ 1:04 pm.

Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Pájaros, Morovis, Corozal. Epicenter of the earthquake was 73 km (45 miles) from San Juan (c. 418 100 pop), 77 km (48 miles) from Bayamón (c. 203 500 pop), 65 km (40 miles) from Arecibo (c. 49 300 pop), 70 km (44 miles) from Levittown (c. 29 800 pop), 64 km (40 miles) from Vega Baja (c. 29 300 pop).

There are an estimated 1,300,000 minor earthquakes in the world each year. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been seventeen, in the last 10 days fourty-one, in the past 30 days fifty-four and in the last 365 days two hundred and seventy-three earthquakes of magnitude 3.0 or greater that was reported nearby.

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. 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: 61 km N of Tierras Nuevas Poniente, Puerto Rico.

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Parameter	Value	Description
Magnitude	2.8 mb	The magnitude for the event.
Longitude	-66.4841° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	19.013° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	56 km	Depth of the event in kilometers.
Place	61km N of Tierras Nuevas Poniente, 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	2015-07-30 13:04:58	Time when the event occurred. UTC/GMT
Updated	2015-07-30 17:46:14	Time when the event was most recently updated. UTC/GMT
Timezone offset	-240	Timezone offset from UTC in minutes at the event epicenter.
Felt	0	The total number of felt reports
CDI	1	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	121	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	7	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.53449759	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.28 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	277.2	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	pr15211020	Id of event.
Event Code	15211020	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,pr15211020,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M2.8 quake has struck near Tierras Nuevas Poniente in Puerto Rico

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