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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.64 mag strikes near Guánica in Puerto Rico


Earthquake location 17.934S, -66.9495WA minor earthquake with magnitude 3.64 (ml/mb) was reported 6 kilometers (4 miles) from Guánica in Puerto Rico on Sunday. Unique identifier: pr2020180033. Ids that are associated to the event: us7000adxu, pr2020180033. The epicenter of the earthquake was roughly 13 km (8 miles) below the earth’s surface. Exact time and date of event in UTC/GMT: 28/06/20 / 2020-06-28 23:12:48 / June 28, 2020 @ 11:12 pm. The 3.64-magnitude earthquake has occurred at 23:12:48 / 11:12 pm (local time epicenter). Exact location, longitude -66.9495° West, latitude 17.934° North, depth = 13 km.

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Cayey, Ceiba, Naranjito. Earthquake epicenter was 36 km (23 miles) from Ponce (c. 152 600 pop), 36 km (22 miles) from Mayagüez (c. 78 600 pop), 65 km (40 miles) from Arecibo (c. 49 300 pop), 82 km (51 miles) from Vega Baja (c. 29 300 pop), 72 km (45 miles) from Barceloneta (c. 22 300 pop), 15 km (10 miles) from Yauco (c. 20 300 pop). Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

Each year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been fourty-one, in the last 10 days eighty-one, in the past 30 days one hundred and seventy-nine and in the last 365 days two thousand, two hundred and ninety-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 6 km SW of Guánica, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.64 mb The magnitude for the event.
Longitude -66.9495° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.934° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 13 km Depth of the event in kilometers.
Place 6 km SW of Guánica, 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 2020-06-28 23:12:48 Time when the event occurred. UTC/GMT
Updated 2020-06-29 01:18:21 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 9 The total number of felt reports
CDI 4.1 The maximum reported intensity for the event.
MMI 2.958 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 208 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 ,us,pr, A comma-separated list of network contributors.
Number of Stations Used 21 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.0814 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.18 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 212 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID pr2020180033 Id of event.
Event Code 2020180033 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000adxu,pr2020180033, A comma-separated list of event ids that are associated to an event.

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