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Minor earthquake, 2.8 mag strikes near Aguadilla in Puerto Rico


Earthquake location 18.9402S, -67.6816WA minor earthquake with magnitude 2.8 (ml/mb) was reported 79 km NW of Aguadilla, Puerto Rico (49 miles) on Wednesday. Event id: pr15196002. Ids that are associated to the earthquake: pr15196002. Date and time of earthquake in UTC/GMT: 15/07/15 / 2015-07-15 13:22:01 / July 15, 2015 @ 1:22 pm. Exact location of event, depth 3 km, -67.6816° West, 18.9402° North. The 2.8-magnitude earthquake was detected at 08:22:01 / 8:22 am (local time epicenter). The earthquake was roughly at a depth of 3 km (2 miles).

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. In the past 24 hours, there have been one, in the last 10 days four, in the past 30 days twelve and in the last 365 days two hundred and twenty-one earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel it?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city 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: 79 km NW of Aguadilla, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -67.6816° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.9402° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 3 km Depth of the event in kilometers.
Place 79km NW of Aguadilla, 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 2015-07-15 13:22:01 Time when the event occurred. UTC/GMT
Updated 2015-07-15 17:58:41 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 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 10 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.58390493 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.4 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 234 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 pr15196002 Id of event.
Event Code 15196002 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15196002, A comma-separated list of event ids that are associated to an event.

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