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Minor earthquake, 2.8 mag strikes near Esperanza in Puerto Rico


Earthquake location 18.0123S, -65.3659WA minor earthquake with magnitude 2.8 (ml/mb) was detected on Sunday, 14 kilometers (9 miles) from Esperanza in Puerto Rico. Global time and date of event 06/09/15 / 2015-09-06 22:37:09 / September 6, 2015 @ 10:37 pm UTC/GMT. The temblor was reported at 18:37:09 / 6:37 pm (local time epicenter). All ids that are associated to the event: pr15249031. Unique identifier: pr15249031. Exact location of event, longitude -65.3659 West, latitude 18.0123 North, depth = 13 km. The earthquake occurred at a depth of 13 km (8 miles).

Nearest cities/city/villages to epicentrum/hypocenter was Caguas, Carolina, Arroyo (min 5000 pop). Event epicenter was 75 km (46 miles) from Carolina (c. 170 400 pop), 76 km (47 miles) from Caguas (c. 86 800 pop), 73 km (45 miles) from Saint Croix (c. 50 600 pop), 46 km (29 miles) from Fajardo (c. 34 100 pop), 51 km (32 miles) from Humacao (c. 20 400 pop). Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop), U.S. Virgin Islands (c. 109 000 pop).

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

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 14 km SE of Esperanza, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -65.3659° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.0123° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 13 km Depth of the event in kilometers.
Place 14km SE of Esperanza, 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 2015-09-06 22:37:09 Time when the event occurred. UTC/GMT
Updated 2015-09-06 23:33:15 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 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 13 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.19583273 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.23 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 205.2 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 pr15249031 Id of event.
Event Code 15249031 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15249031, A comma-separated list of event ids that are associated to an event.

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