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Minor earthquake 2.91 mag, 77 km NNW of San Antonio, Puerto Rico

Earthquake location 19.1801S, -67.2506WA minor earthquake with magnitude 2.91 (ml/mb) was detected on Wednesday, 77 km NNW of San Antonio, Puerto Rico (48 miles). The earthquake was roughly at a depth of 32 km (20 miles). Event id: pr2019275008. Ids that are associated to the earthquake: pr2019275008. The 2.91-magnitude earthquake has occurred at 03:18:22 / 3:18 am (local time epicenter). Exact time and date of event in UTC/GMT: 02/10/19 / 2019-10-02 07:18:22 / October 2, 2019 @ 7:18 am. Exact location of event, depth 32 km, -67.2506° West, 19.1801° North.

In the past 24 hours, there have been twelve, in the last 10 days two hundred and twenty-eight, in the past 30 days two hundred and fourty-one and in the last 365 days five hundred and eighty-nine earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year.

Did you feel it?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 77 km NNW of San Antonio, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.91 mb The magnitude for the event.
Longitude -67.2506° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.1801° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 32 km Depth of the event in kilometers.
Place 77km 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 2019-10-02 07:18:22 Time when the event occurred. UTC/GMT
Updated 2019-10-02 08:05:51 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 130 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 21 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.7261 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.53 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 213 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 pr2019275008 Id of event.
Event Code 2019275008 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2019275008, A comma-separated list of event ids that are associated to an event.

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