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Minor earthquake, 2.9 mag was detected near Isabela in Puerto Rico



Earthquake location 19.041S, -66.8786WA minor earthquake with magnitude 2.9 (ml/mb) was reported 61 kilometers (38 miles) from Isabela in Puerto Rico on Thursday. Date and time of earthquake in UTC/GMT: 29/09/16 / 2016-09-29 12:52:55 / September 29, 2016 @ 12:52 pm. Exact location of event, longitude -66.8786 West, latitude 19.041 North, depth = 9 km. The earthquake was roughly at a depth of 9 km (6 miles). Id of earthquake: pr16273002. Event ids that are associated: pr16273002. The 2.9-magnitude earthquake was detected at 08:52:55 / 8:52 am (local time epicenter).

Epicenter of the earthquake was 66 km (41 miles) from Arecibo (c. 49 300 pop), 75 km (46 miles) from Barceloneta (c. 22 300 pop), 74 km (46 miles) from Aguadilla (c. 16 100 pop), 62 km (39 miles) from Isabela (c. 12 500 pop), 62 km (38 miles) from Hatillo (c. 5 600 pop). Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Moca, Barceloneta, Aguadilla (min 5000 pop).

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. In the past 24 hours, there have been 0, in the last 10 days six, in the past 30 days sixteen and in the last 365 days two hundred and nine earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel the quake?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 61 km NNE of Isabela, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -66.8786° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.041° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 9 km Depth of the event in kilometers.
Place 61km NNE of Isabela, 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 2016-09-29 12:52:55 Time when the event occurred. UTC/GMT
Updated 2016-09-29 13:57:38 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 129 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 19 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.61085439 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.74 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 216 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 pr16273002 Id of event.
Event Code 16273002 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16273002, A comma-separated list of event ids that are associated to an event.

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