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Minor earthquake: M3.05 quake has struck near Puerto Real in Puerto Rico


Earthquake location 18.1385S, -67.3466WA minor earthquake with magnitude 3.05 (ml/mb) was detected on Friday, 18 kilometers (11 miles) from Puerto Real in Puerto Rico. Exact location of event, depth 13 km, -67.3466° West, 18.1385° North. Global time and date of event 16/08/19 / 2019-08-16 07:15:21 / August 16, 2019 @ 7:15 am UTC/GMT. Id of earthquake: pr2019228003. Event ids that are associated: pr2019228003. The temblor was picked up at 03:15:21 / 3:15 am (local time epicenter). The epicenter was at a depth of 13 km (8 miles).

The epicenter was 79 km (49 miles) from Ponce (c. 152 600 pop), 23 km (14 miles) from Mayagüez (c. 78 600 pop), 76 km (47 miles) from Arecibo (c. 49 300 pop), 54 km (33 miles) from Yauco (c. 20 300 pop), 66 km (41 miles) from Adjuntas (c. 19 500 pop). Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Ponce, Arecibo, Utuado.

There are an estimated 130,000 minor earthquakes in the world each year. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. In the past 24 hours, there have been three, in the last 10 days five, in the past 30 days seven and in the last 365 days one hundred and eighty-four earthquakes of magnitude 3.0 or greater that has struck near.

How would you describe the shaking?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 18 km WNW of Puerto Real, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.05 mb The magnitude for the event.
Longitude -67.3466° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.1385° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 13 km Depth of the event in kilometers.
Place 18km WNW of Puerto Real, 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 2019-08-16 07:15:21 Time when the event occurred. UTC/GMT
Updated 2019-08-16 08:18:47 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 143 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 21 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.2165 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.31 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 213 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 pr2019228003 Id of event.
Event Code 2019228003 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2019228003, A comma-separated list of event ids that are associated to an event.

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