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Minor earthquake, 2.81 mag has occurred near Arecibo in Puerto Rico

Posted by admin on February 28, 2019 0 Comments

Earthquake location 18.6951S, -66.7155WA minor earthquake magnitude 2.81 (ml/mb) strikes 24 kilometers (15 miles) from Arecibo in Puerto Rico on Thursday. The temblor was detected at 12:22:19 / 12:22 pm (local time epicenter). The earthquake occurred at a depth of 93 km (58 miles) below the earth’s surface. Exact location of earthquake, longitude -66.7155 West, latitude 18.6951 North, depth = 93 km. Unique identifier: pr2019059012. Ids that are associated to the event: pr2019059012. Global date and time of event UTC/GMT: 28/02/19 / 2019-02-28 16:22:19 / February 28, 2019 @ 4:22 pm.

Earthquake epicenter was 69 km (43 miles) from San Juan (c. 418 100 pop), 68 km (42 miles) from Bayamón (c. 203 500 pop), 77 km (48 miles) from Ponce (c. 152 600 pop), 74 km (46 miles) from Guaynabo (c. 81 400 pop), 71 km (44 miles) from Mayagüez (c. 78 600 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Ponce, San Germán, Guayanilla. Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been 0, in the last 10 days eight, in the past 30 days twenty-five and in the last 365 days two hundred and nine earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 1,300,000 minor earthquakes in the world each year.

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 24 km N of Arecibo, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.81 mb The magnitude for the event.
Longitude -66.7155° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.6951° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 93 km Depth of the event in kilometers.
Place 24km N of Arecibo, 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 2019-02-28 16:22:19 Time when the event occurred. UTC/GMT
Updated 2019-02-28 21:35:56 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 19 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.2866 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.25 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 pr2019059012 Id of event.
Event Code 2019059012 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2019059012, A comma-separated list of event ids that are associated to an event.

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