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Minor earthquake, 3 mag was detected near Culebra in Puerto Rico


Earthquake location 18.736S, -65.1985WA minor earthquake magnitude 3 (ml/mb) has struck on Tuesday, 49 kilometers (30 miles) from Culebra in Puerto Rico. The epicenter of the earthquake was roughly 67 km (42 miles) below the earth’s surface. Exact location of earthquake, longitude -65.1985 West, latitude 18.736 North, depth = 67 km. Event ids that are associated to the earthquake: pr15181001. Id of event: pr15181001. Date and time of earthquake in UTC/GMT: 30/06/15 / 2015-06-30 09:17:30 / June 30, 2015 @ 9:17 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 3-magnitude earthquake was detected at 05:17:30 / 5:17 am (local time epicenter).

Earthquake epicenter was 66 km (41 miles) from Fajardo (c. 34 100 pop), 71 km (44 miles) from Tortola (c. 23 900 pop), 52 km (32 miles) from Charlotte Amalie (c. 20 000 pop), 78 km (48 miles) from Río Grande (c. 13 500 pop), 70 km (44 miles) from Isabel Segunda (c. 9 300 pop). Nearest cities/city/towns to hypocenter/epicentrum was Río Grande, Tortola, Ceiba (min 5000 pop). Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop), British Virgin Islands (c. 22 000 pop), U.S. Virgin Islands (c. 109 000 pop).

Each year there are an estimated 130,000 minor quakes in the world. In the past 24 hours, there have been two, in the last 10 days nine, in the past 30 days twenty-seven and in the last 365 days three hundred and eighty-five earthquakes of magnitude 3.0 or greater that have been detected in the same area.

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: 49 km NNE of Culebra, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3 mb The magnitude for the event.
Longitude -65.1985° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.736° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 67 km Depth of the event in kilometers.
Place 49km NNE 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 2015-06-30 09:17:30 Time when the event occurred. UTC/GMT
Updated 2015-06-30 09:53:53 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 138 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 13 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.43298797 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 205.2 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 pr15181001 Id of event.
Event Code 15181001 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15181001, A comma-separated list of event ids that are associated to an event.

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