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Minor earthquake 3.11 mag, 2 km SSE of Piedra Gorda, Puerto Rico

Earthquake location 18.4088S, -66.8805WA minor earthquake magnitude 3.11 (ml/mb) strikes 2 kilometers (1 miles) from Piedra Gorda in Puerto Rico on Tuesday. Exact location of earthquake, -66.8805° West, 18.4088° North, depth 130 km. Exact time and date of event in UTC/GMT: 05/01/21 / 2021-01-05 04:43:25 / January 5, 2021 @ 4:43 am. The epicenter of the earthquake was roughly 130 km (81 miles) below the earth’s surface. The temblor was picked up at 04:43:25 / 4:43 am (local time epicenter). Event id: pr2021005003. Ids that are associated to the earthquake: pr2021005003.

Earthquake epicenter was 76 km (48 miles) from Bayamón (c. 203 500 pop), 52 km (33 miles) from Ponce (c. 152 600 pop), 36 km (22 miles) from Mayagüez (c. 78 600 pop), 19 km (12 miles) from Arecibo (c. 49 300 pop), 74 km (46 miles) from Levittown (c. 29 800 pop). Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Cidra, Coco, Salinas (min 5000 pop).

Every year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been three, in the last 10 days fourty-three, in the past 30 days one hundred and thirty-five and in the last 365 days three thousand, one hundred and seventeen earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage.

Did you feel anything?

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 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: 2 km SSE of Piedra Gorda, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.11 mb The magnitude for the event.
Longitude -66.8805° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.4088° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 130 km Depth of the event in kilometers.
Place 2 km SSE of Piedra Gorda, 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 2021-01-05 04:43:25 Time when the event occurred. UTC/GMT
Updated 2021-01-05 05:35:11 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 149 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 20 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.141 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.34 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 170 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 pr2021005003 Id of event.
Event Code 2021005003 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2021005003, A comma-separated list of event ids that are associated to an event.

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