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Minor earthquake: M2.83 quake has struck near Indios in Puerto Rico


Earthquake location 17.9001S, -66.8321WA minor earthquake with magnitude 2.83 (ml/mb) was detected on Tuesday, 10 kilometers (6 miles) from Indios in Puerto Rico. Date and time of earthquake in UTC/GMT: 31/12/19 / 2019-12-31 23:17:13 / December 31, 2019 @ 11:17 pm. Exact location of event, depth 8 km, -66.8321° West, 17.9001° North. The epicenter of the earthquake was roughly 8 km (5 miles) below the earth’s surface. The 2.83-magnitude earthquake has occurred at 19:17:13 / 7:17 pm (local time epicenter). Id of earthquake: pr2019365048. Event ids that are associated: pr2019365048.

Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Earthquake epicenter was 26 km (16 miles) from Ponce (c. 152 600 pop), 47 km (29 miles) from Mayagüez (c. 78 600 pop), 65 km (40 miles) from Arecibo (c. 49 300 pop), 77 km (48 miles) from Vega Baja (c. 29 300 pop), 69 km (43 miles) from Barceloneta (c. 22 300 pop). Closest city/cities/towns to epicentrum/hypocenter was Cidra, Vega Baja, Guayama (min 5000 pop).

In the past 24 hours, there have been eleven, in the last 10 days fourty-four, in the past 30 days fifty-one and in the last 365 days ninety-two earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. There are an estimated 1,300,000 minor earthquakes in the world each year.

Did you feel the quake?

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. 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: 10 km S of Indios, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.83 mb The magnitude for the event.
Longitude -66.8321° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.9001° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 8 km Depth of the event in kilometers.
Place 10km S of Indios, 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 2019-12-31 23:17:13 Time when the event occurred. UTC/GMT
Updated 2020-01-01 02:51:22 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 12 The total number of felt reports
CDI 4.7 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 129 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 13 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.0886 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.12 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 218 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 pr2019365048 Id of event.
Event Code 2019365048 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2019365048, A comma-separated list of event ids that are associated to an event.

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