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Minor earthquake: M3 quake has struck near Luquillo in Puerto Rico

Earthquake location 18.8934S, -65.468WA minor earthquake magnitude 3 (ml/mb) strikes 63 kilometers (39 miles) from Luquillo in Puerto Rico on Sunday. Event ids that are associated to the earthquake: pr15284003. Id of event: pr15284003. The earthquake was roughly at a depth of 9 km (6 miles). Exact time and date of earthquake 11/10/15 / 2015-10-11 04:14:27 / October 11, 2015 @ 4:14 am UTC/GMT. The temblor was detected at 00:14:27 / 12:14 am (local time epicenter). Exact location of event, depth 9 km, -65.468° West, 18.8934° North.

Nearest cities/city/towns to hypocenter/epicentrum was Carolina, Canovanas, Santa Barbara (min 5000 pop). Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Event epicenter was 77 km (48 miles) from Carolina (c. 170 400 pop), 66 km (41 miles) from Fajardo (c. 34 100 pop), 69 km (43 miles) from Río Grande (c. 13 500 pop), 73 km (46 miles) from Canovanas (c. 8 400 pop), 64 km (39 miles) from Luquillo (c. 8 300 pop).

There are an estimated 130,000 minor quakes in the world each year. In the past 24 hours, there have been four, in the last 10 days seventeen, in the past 30 days fifty-six and in the last 365 days five hundred and ninety-four earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage.

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 63 km NNE of Luquillo, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3 mb The magnitude for the event.
Longitude -65.468° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.8934° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 9 km Depth of the event in kilometers.
Place 63km NNE of Luquillo, 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 2015-10-11 04:14:27 Time when the event occurred. UTC/GMT
Updated 2015-10-11 08:03:43 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 15 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.60905776 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.36 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 219.6 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 pr15284003 Id of event.
Event Code 15284003 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15284003, A comma-separated list of event ids that are associated to an event.

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