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Minor earthquake 2.96 mag, 4 km N of Carrizales, Puerto Rico



Earthquake location 18.518S, -66.7873WA minor earthquake magnitude 2.96 (ml/mb) has occurred on Thursday, 4 kilometers (2 miles) from Carrizales in Puerto Rico. Global time and date of event 30/06/17 / 2017-06-30 03:29:58 / June 30, 2017 @ 3:29 am UTC/GMT. All ids that are associated to the event: pr2017181003. Unique identifier: pr2017181003. The epicenter of the earthquake was roughly 114 km (71 miles) below the earth’s surface. The 2.96-magnitude earthquake was detected at 23:29:58 / 11:29 pm (local time epicenter). Exact location of event, depth 114 km, -66.7873° West, 18.518° North.

Epicenter of the event was 72 km (45 miles) from San Juan (c. 418 100 pop), 68 km (42 miles) from Bayamón (c. 203 500 pop), 59 km (37 miles) from Ponce (c. 152 600 pop), 74 km (46 miles) from Guaynabo (c. 81 400 pop), 51 km (32 miles) from Mayagüez (c. 78 600 pop). Nearest cities/city/villages to epicentrum/hypocenter was Aguas Buenas, Cidra, Guaynabo (min 5000 pop). Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

There are an estimated 130,000 minor quakes in the world each year. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. In the past 24 hours, there have been two, in the last 10 days eighteen, in the past 30 days twenty-eight 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.

How would you describe the shaking?

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: 4 km N of Carrizales, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.96 mb The magnitude for the event.
Longitude -66.7873° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.518° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 114 km Depth of the event in kilometers.
Place 4km N of Carrizales, 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 2017-06-30 03:29:58 Time when the event occurred. UTC/GMT
Updated 2017-07-02 00:36:19 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 135 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 0.1746 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 204 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 pr2017181003 Id of event.
Event Code 2017181003 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2017181003, A comma-separated list of event ids that are associated to an event.

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