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Minor earthquake: M3.1 quake has struck near Culebra in Puerto Rico



Earthquake location 19.2525S, -65.3046WA minor earthquake magnitude 3.1 (ml/mb) has struck on Sunday, 105 km N of Culebra, Puerto Rico (65 miles). The earthquake occurred at a depth of 25 km (16 miles) below the earth’s surface. Exact location, longitude -65.3046° West, latitude 19.2525° North, depth = 25 km. The 3.1-magnitude earthquake was detected at 17:01:39 / 5:01 pm (local time epicenter). Global date and time of event UTC/GMT: 09/04/17 / 2017-04-09 21:01:39 / April 9, 2017 @ 9:01 pm. All ids that are associated to the event: pr17099014. Unique identifier: pr17099014.

Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. Each 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 thirty, in the past 30 days fifty-seven and in the last 365 days three hundred and eighty-seven earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel the quake?

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: 105 km N of Culebra, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -65.3046° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.2525° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 25 km Depth of the event in kilometers.
Place 105km N of Culebra, 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 2017-04-09 21:01:39 Time when the event occurred. UTC/GMT
Updated 2017-04-10 00:12:26 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 148 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 5 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.93873947 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.1 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 298.8 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 pr17099014 Id of event.
Event Code 17099014 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr17099014, A comma-separated list of event ids that are associated to an event.

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