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Minor earthquake, 2.85 mag has occurred near Hatillo in Puerto Rico


Earthquake location 18.9275S, -66.8351WA minor earthquake with magnitude 2.85 (ml/mb) was detected on Saturday, 48 kilometers (30 miles) from Hatillo in Puerto Rico. All ids that are associated to the event: pr2018125010. Unique identifier: pr2018125010. The 2.85-magnitude earthquake was detected at 08:04:41 / 8:04 am (local time epicenter). Exact location, longitude -66.8351° West, latitude 18.9275° North, depth = 14 km. Global time and date of event 05/05/18 / 2018-05-05 12:04:41 / May 5, 2018 @ 12:04 pm UTC/GMT. The earthquake occurred at a depth of 14 km (9 miles).

Nearest cities/city/towns to hypocenter/epicentrum was Las Marías, Ciales, Utuado (min 5000 pop). Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Event epicenter was 52 km (32 miles) from Arecibo (c. 49 300 pop), 71 km (44 miles) from Vega Baja (c. 29 300 pop), 62 km (38 miles) from Barceloneta (c. 22 300 pop), 66 km (41 miles) from Manatí (c. 16 100 pop), 65 km (40 miles) from Aguadilla (c. 16 100 pop).

In the past 24 hours, there have been 0, in the last 10 days eleven, in the past 30 days twenty-six and in the last 365 days three hundred and six earthquakes of magnitude 3.0 or greater that have been detected in the same area. 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.

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 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: 48 km N of Hatillo, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.85 mb The magnitude for the event.
Longitude -66.8351° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.9275° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 14 km Depth of the event in kilometers.
Place 48km N of Hatillo, 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 2018-05-05 12:04:41 Time when the event occurred. UTC/GMT
Updated 2018-05-05 19:17:17 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 125 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 4 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.5365 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.24 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 297 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 pr2018125010 Id of event.
Event Code 2018125010 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2018125010, A comma-separated list of event ids that are associated to an event.

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