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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag has occurred near Adjuntas in Puerto Rico

Earthquake location 18.1286S, -66.7367WA light earthquake magnitude 4 (ml/mb) has struck on Tuesday, 7 kilometers (4 miles) from Adjuntas in Puerto Rico. Exact location of event, longitude -66.7367 West, latitude 18.1286 North, depth = 7.71 km. The 4-magnitude earthquake has occurred at 09:00:35 / 9:00 am (local time epicenter). All ids that are associated to the event: us70008qki. Unique identifier: us70008qki. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Date and time of earthquake in UTC/GMT: 07/04/20 / 2020-04-07 13:00:35 / April 7, 2020 @ 1:00 pm. The earthquake occurred at a depth of 7.71 km (5 miles).

Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Earthquake epicenter was 76 km (48 miles) from San Juan (c. 418 100 pop), 68 km (42 miles) from Bayamón (c. 203 500 pop), 87 km (54 miles) from Carolina (c. 170 400 pop), 18 km (11 miles) from Ponce (c. 152 600 pop), 74 km (46 miles) from Caguas (c. 86 800 pop), 71 km (44 miles) from Guaynabo (c. 81 400 pop). Nearest cities/city/villages to epicentrum/hypocenter was Maunabo, Carolina, Juncos (min 5000 pop).

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

Did you feel it?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 7 km ESE of Adjuntas, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -66.7367° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.1286° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 7.71 km Depth of the event in kilometers.
Place 7km ESE of Adjuntas, 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 2020-04-07 13:00:35 Time when the event occurred. UTC/GMT
Updated 2020-04-07 13:16:55 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 4.4 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 247 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.119 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.68 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 55 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us70008qki Id of event.
Event Code 70008qki An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70008qki, A comma-separated list of event ids that are associated to an event.

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