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Minor earthquake, 2.8 mag has occurred near Ponce in Puerto Rico



Earthquake location 17.996S, -66.622WA minor earthquake with magnitude 2.8 (ml/mb) was detected on Monday, 1 kilometers (1 miles) from Ponce in Puerto Rico. Unique identifier: pr16326002. Ids that are associated to the event: pr16326002. The temblor was detected at 02:45:02 / 2:45 am (local time epicenter). The epicenter was at a depth of 17 km (11 miles). Exact location of event, depth 17 km, -66.622° West, 17.996° North. Date and time of earthquake in UTC/GMT: 21/11/16 / 2016-11-21 06:45:02 / November 21, 2016 @ 6:45 am.

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Rincón, Maunabo, Trujillo Alto. Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Event epicenter was 76 km (47 miles) from San Juan (c. 418 100 pop), 67 km (41 miles) from Bayamón (c. 203 500 pop), 2 km (1 miles) from Ponce (c. 152 600 pop), 66 km (41 miles) from Caguas (c. 86 800 pop), 67 km (42 miles) from Guaynabo (c. 81 400 pop).

Each year there are an estimated 1,300,000 minor earthquakes in the world. In the past 24 hours, there have been 0, in the last 10 days ten, in the past 30 days fourteen and in the last 365 days ninety-four 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.

How would you describe the shaking?

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. 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: 1 km SSW of Ponce, Puerto Rico.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -66.622° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.996° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 17 km Depth of the event in kilometers.
Place 1km SSW of Ponce, 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 2016-11-21 06:45:02 Time when the event occurred. UTC/GMT
Updated 2016-11-21 07:46:17 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 121 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 18 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.0880349 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.2 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 172.8 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 pr16326002 Id of event.
Event Code 16326002 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr16326002, A comma-separated list of event ids that are associated to an event.

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