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Minor earthquake: M3.1 quake has struck near Hatillo in Puerto Rico



Earthquake location 19.09S, -66.8316WA minor earthquake magnitude 3.1 (ml/mb) has occurred on Saturday, 66 kilometers (41 miles) from Hatillo in Puerto Rico. Exact time and date of earthquake 01/07/17 / 2017-07-01 10:12:42 / July 1, 2017 @ 10:12 am UTC/GMT. Event id: pr2017182006. Ids that are associated to the earthquake: pr2017182006. The earthquake occurred at a depth of 28 km (17 miles). Exact location, longitude -66.8316° West, latitude 19.09° North, depth = 28 km. The 3.1-magnitude earthquake has occurred at 06:12:42 / 6:12 am (local time epicenter).

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Barceloneta, Arecibo, Quebradillas. Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Earthquake epicenter was 70 km (43 miles) from Arecibo (c. 49 300 pop), 78 km (48 miles) from Barceloneta (c. 22 300 pop), 69 km (43 miles) from Isabela (c. 12 500 pop), 67 km (42 miles) from Hatillo (c. 5 600 pop), 69 km (43 miles) from Quebradillas (c. 5 600 pop).

Each year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days twenty-three, in the past 30 days thirty-three and in the last 365 days two hundred and thirty-six 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 the quake?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 66 km N of Hatillo, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -66.8316° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.09° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 28 km Depth of the event in kilometers.
Place 66km N of Hatillo, 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 2017-07-01 10:12:42 Time when the event occurred. UTC/GMT
Updated 2017-07-02 00:16:59 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 148 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 10 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.6824 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.26 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 284 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 pr2017182006 Id of event.
Event Code 2017182006 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2017182006, A comma-separated list of event ids that are associated to an event.

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