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Minor earthquake: M2.8 quake has struck near Pole Ojea in Puerto Rico


Earthquake location 17.9873S, -67.6839WA minor earthquake magnitude 2.8 (ml/mb) has occurred on Sunday, 52 kilometers (32 miles) from Pole Ojea in Puerto Rico. The epicenter was at a depth of 65 km (40 miles). Unique identifier: pr15235008. Ids that are associated to the event: pr15235008. Exact location of earthquake, longitude -67.6839 West, latitude 17.9873 North, depth = 65 km. Exact time and date of event in UTC/GMT: 23/08/15 / 2015-08-23 13:17:25 / August 23, 2015 @ 1:17 pm. The 2.8-magnitude earthquake was detected at 08:17:25 / 8:17 am (local time epicenter).

Epicenter of the event was 62 km (39 miles) from Mayagüez (c. 78 600 pop), 74 km (46 miles) from Aguadilla (c. 16 100 pop), 68 km (42 miles) from San Germán (c. 12 100 pop), 61 km (38 miles) from Hormigueros (c. 11 900 pop), 58 km (36 miles) from Cabo Rojo (c. 10 800 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Sabana Grande, Moca, Aguadilla. Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

In the past 24 hours, there have been 0, in the last 10 days six, in the past 30 days fourteen and in the last 365 days one hundred and sixty-four earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. Every year there are an estimated 1,300,000 minor earthquakes in the world.

Did you feel the quake?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 52 km W of Pole Ojea, 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 -67.6839° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.9873° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 65 km Depth of the event in kilometers.
Place 52km W of Pole Ojea, 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 2015-08-23 13:17:25 Time when the event occurred. UTC/GMT
Updated 2015-08-23 17:48:12 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 7 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.59827798 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.27 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 331.2 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 pr15235008 Id of event.
Event Code 15235008 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15235008, A comma-separated list of event ids that are associated to an event.

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