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Minor World Earthquakes Magnitude -3.9

Minor earthquake 3.32 mag, 56 km NNW of San Antonio, Puerto Rico


Earthquake location 18.99S, -67.2063WA minor earthquake with magnitude 3.32 (ml/mb) was detected on Monday, 56 kilometers (35 miles) from San Antonio in Puerto Rico. The temblor was detected at 16:42:11 / 4:42 pm (local time epicenter). Unique identifier: pr2020244007. Ids that are associated to the event: us7000bfbh, pr2020244007. Date and time of earthquake in UTC/GMT: 31/08/20 / 2020-08-31 16:42:11 / August 31, 2020 @ 4:42 pm. Exact location of event, longitude -67.2063 West, latitude 18.99 North, depth = 7 km. The epicenter was at a depth of 7 km (4 miles).

Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Nearest cities/city/towns to hypocenter/epicentrum was Añasco, Arecibo, San Sebastián (min 5000 pop). Epicenter of the event was 77 km (48 miles) from Arecibo (c. 49 300 pop), 63 km (39 miles) from Aguadilla (c. 16 100 pop), 58 km (36 miles) from Isabela (c. 12 500 pop), 76 km (47 miles) from San Sebastián (c. 11 600 pop), 79 km (49 miles) from Añasco (c. 6 100 pop).

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

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 56 km NNW of San Antonio, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.32 mb The magnitude for the event.
Longitude -67.2063° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.99° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 7 km Depth of the event in kilometers.
Place 56 km NNW of San Antonio, 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 2020-08-31 16:42:11 Time when the event occurred. UTC/GMT
Updated 2020-08-31 17:05:28 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 170 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 14 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.5311 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.49 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 235 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 pr2020244007 Id of event.
Event Code 2020244007 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000bfbh,pr2020244007, A comma-separated list of event ids that are associated to an event.

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