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Minor earthquake, 2.85 mag was detected near Trujillo Alto in Puerto Rico



Earthquake location 18.3836S, -66.0045WA minor earthquake magnitude 2.85 (ml/mb) strikes 3 kilometers (2 miles) from Trujillo Alto in Puerto Rico on Saturday. Exact location of earthquake, longitude -66.0045 West, latitude 18.3836 North, depth = 135 km. Id of earthquake: pr2017189011. Event ids that are associated: pr2017189011. Exact time and date of event in UTC/GMT: 08/07/17 / 2017-07-08 11:38:34 / July 8, 2017 @ 11:38 am. The temblor was picked up at 07:38:34 / 7:38 am (local time epicenter). The epicenter of the earthquake was roughly 135 km (84 miles) below the earth’s surface.

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Ponce, Arecibo, Culebra. Epicenter of the event was 14 km (9 miles) from San Juan (c. 418 100 pop), 16 km (10 miles) from Bayamón (c. 203 500 pop), 5 km (3 miles) from Carolina (c. 170 400 pop), 77 km (48 miles) from Ponce (c. 152 600 pop), 17 km (11 miles) from Caguas (c. 86 800 pop). Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

In the past 24 hours, there have been two, in the last 10 days sixteen, in the past 30 days thirty and in the last 365 days two hundred and twenty-seven earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 1,300,000 minor earthquakes in the world each year. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

Did you feel the quake?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity 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: 3 km N of Trujillo Alto, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.85 mb The magnitude for the event.
Longitude -66.0045° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.3836° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 135 km Depth of the event in kilometers.
Place 3km N of Trujillo Alto, 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 2017-07-08 11:38:34 Time when the event occurred. UTC/GMT
Updated 2017-07-08 17:27:15 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 125 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 11 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.1087 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.15 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 188 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 pr2017189011 Id of event.
Event Code 2017189011 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2017189011, A comma-separated list of event ids that are associated to an event.

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