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Minor earthquake 2.85 mag, 4 km SSW of Indios, Puerto Rico


Earthquake location 17.9548S, -66.8291WA minor earthquake magnitude 2.85 (ml/mb) has struck on Tuesday, 4 kilometers (2 miles) from Indios in Puerto Rico. Id of earthquake: pr2020021028. Event ids that are associated: pr2020021028. Exact location of earthquake, -66.8291° West, 17.9548° North, depth 14 km. Date and time of earthquake in UTC/GMT: 21/01/20 / 2020-01-21 06:24:48 / January 21, 2020 @ 6:24 am. The earthquake was roughly at a depth of 14 km (9 miles). The temblor was detected at 02:24:48 / 2:24 am (local time epicenter).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Guayama, Cidra, Ceiba. Epicenter of the earthquake was 24 km (15 miles) from Ponce (c. 152 600 pop), 43 km (27 miles) from Mayagüez (c. 78 600 pop), 59 km (37 miles) from Arecibo (c. 49 300 pop), 72 km (45 miles) from Vega Baja (c. 29 300 pop), 63 km (39 miles) from Barceloneta (c. 22 300 pop). Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

There are an estimated 1,300,000 minor quakes in the world each year. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been eighty-nine, in the last 10 days four hundred and eighty-four, in the past 30 days seven hundred and sixty-five and in the last 365 days eight hundred and twenty-six earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel anything?

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: 4 km SSW of Indios, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.85 mb The magnitude for the event.
Longitude -66.8291° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.9548° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 14 km Depth of the event in kilometers.
Place 4km SSW 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 2020-01-21 06:24:48 Time when the event occurred. UTC/GMT
Updated 2020-01-25 05:18:29 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 12 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.0541 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 205 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 pr2020021028 Id of event.
Event Code 2020021028 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2020021028, A comma-separated list of event ids that are associated to an event.

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