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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.9 mag has occurred near Dorado in Puerto Rico



Earthquake location 18.827S, -66.304WA light earthquake magnitude 4.9 (ml/mb) strikes 40 kilometers (25 miles) from Dorado in Puerto Rico on Friday. Exact location of earthquake, -66.304° West, 18.827° North, depth 28.9 km. Event ids that are associated to the earthquake: pt17230001. Id of event: pt17230001. The 4.9-magnitude earthquake has occurred at 16:13:00 / 4:13 pm (local time epicenter). The earthquake was roughly at a depth of 28.9 km (18 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 18/08/17 / 2017-08-18 20:13:00 / August 18, 2017 @ 8:13 pm.

Nearest cities/city/towns to hypocenter/epicentrum was Maricao, Maunabo, Aguadilla (min 5000 pop). Epicenter of the earthquake was 45 km (28 miles) from San Juan (c. 418 100 pop), 50 km (31 miles) from Bayamón (c. 203 500 pop), 62 km (38 miles) from Carolina (c. 170 400 pop), 96 km (60 miles) from Ponce (c. 152 600 pop), 71 km (44 miles) from Caguas (c. 86 800 pop), 56 km (35 miles) from Guaynabo (c. 81 400 pop), 61 km (38 miles) from Trujillo Alto (c. 54 200 pop). Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been three, in the last 10 days seven, in the past 30 days twenty and in the last 365 days two hundred and sixty-five earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel the quake?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 40 km N of Dorado, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude -66.304° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.827° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 28.9 km Depth of the event in kilometers.
Place 40km N of Dorado, 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 2017-08-18 20:13:00 Time when the event occurred. UTC/GMT
Updated 2017-08-18 20:22:53 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 74 The total number of felt reports
CDI 5 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 406 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network pt The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,pt, A comma-separated list of network contributors.
Number of Stations Used 23 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type Ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID pt17230001 Id of event.
Event Code 17230001 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pt17230001, A comma-separated list of event ids that are associated to an event.

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