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

Earthquake location 17.454S, -66.2137WA minor earthquake magnitude 2.8 (ml/mb) has struck on Tuesday, 55 kilometers (34 miles) from Jobos in Puerto Rico. The earthquake was roughly at a depth of 22 km (14 miles). Exact location of event, longitude -66.2137 West, latitude 17.454 North, depth = 22 km. Global time and date of event 21/03/17 / 2017-03-21 15:35:31 / March 21, 2017 @ 3:35 pm UTC/GMT. Unique identifier: pr17080005. Ids that are associated to the event: pr17080005. The 2.8-magnitude earthquake has occurred at 11:35:31 / 11:35 am (local time epicenter).

Nearest cities/city/towns to hypocenter/epicentrum was Aibonito, Yabucoa, Ponce (min 5000 pop). Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Epicenter of the event was 75 km (47 miles) from Ponce (c. 152 600 pop), 60 km (37 miles) from Guayama (c. 21 600 pop), 73 km (46 miles) from Cayey (c. 18 500 pop), 71 km (44 miles) from Coamo (c. 11 900 pop), 73 km (46 miles) from Juana Díaz (c. 9 400 pop).

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. Each year there are an estimated 1,300,000 minor earthquakes in the world. In the past 24 hours, there have been 0, in the last 10 days 0, in the past 30 days one and in the last 365 days fifty earthquakes of magnitude 3.0 or greater that has occurred nearby.

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 55 km S of Jobos, 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 -66.2137° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.454° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 22 km Depth of the event in kilometers.
Place 55km S of Jobos, 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 2017-03-21 15:35:31 Time when the event occurred. UTC/GMT
Updated 2017-03-21 17:15:53 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 7 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.51832792 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.2 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 255.6 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 pr17080005 Id of event.
Event Code 17080005 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr17080005, A comma-separated list of event ids that are associated to an event.

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