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Minor earthquake, 2.85 mag has occurred near San Lorenzo in Puerto Rico



Earthquake location 18.1366S, -65.9178WA minor earthquake magnitude 2.85 (ml/mb) has struck on Wednesday, 7 kilometers (4 miles) from San Lorenzo in Puerto Rico. The earthquake occurred at a depth of 66 km (41 miles). Exact location of earthquake, -65.9178° West, 18.1366° North, depth 66 km. Id of earthquake: pr2017179007. Event ids that are associated: pr2017179007. Exact time and date of earthquake 28/06/17 / 2017-06-28 16:24:15 / June 28, 2017 @ 4:24 pm UTC/GMT. The temblor was picked up at 12:24:15 / 12:24 pm (local time epicenter).

Event epicenter was 42 km (26 miles) from San Juan (c. 418 100 pop), 38 km (24 miles) from Bayamón (c. 203 500 pop), 27 km (17 miles) from Carolina (c. 170 400 pop), 75 km (47 miles) from Ponce (c. 152 600 pop), 18 km (11 miles) from Caguas (c. 86 800 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Ponce, Barceloneta, Estancias de Florida. Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

There are an estimated 1,300,000 minor quakes in the world each year. In the past 24 hours, there have been 0, in the last 10 days one, in the past 30 days six and in the last 365 days one hundred and thirty earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 7 km SE of San Lorenzo, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.85 mb The magnitude for the event.
Longitude -65.9178° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.1366° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 66 km Depth of the event in kilometers.
Place 7km SE of San Lorenzo, 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 2017-06-28 16:24:15 Time when the event occurred. UTC/GMT
Updated 2017-06-30 02:05:27 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 0.0692 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.14 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 131 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 pr2017179007 Id of event.
Event Code 2017179007 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2017179007, A comma-separated list of event ids that are associated to an event.

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