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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.31 mag was detected near Indios in Puerto Rico


Earthquake location 17.9858S, -66.8295WA light earthquake magnitude 4.31 (ml/mb) strikes 1 kilometers (1 miles) from Indios in Puerto Rico on Saturday. Exact time and date of event in UTC/GMT: 11/01/20 / 2020-01-11 13:16:23 / January 11, 2020 @ 1:16 pm. Exact location of event, longitude -66.8295 West, latitude 17.9858 North, depth = 12 km. The earthquake was roughly at a depth of 12 km (7 miles). Event id: pr2020011017. Ids that are associated to the earthquake: pr2020011017. The 4.31-magnitude earthquake was detected at 09:16:23 / 9:16 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Earthquake epicenter was 93 km (58 miles) from San Juan (c. 418 100 pop), 85 km (53 miles) from Bayamón (c. 203 500 pop), 23 km (14 miles) from Ponce (c. 152 600 pop), 87 km (54 miles) from Caguas (c. 86 800 pop), 86 km (54 miles) from Guaynabo (c. 81 400 pop), 41 km (25 miles) from Mayagüez (c. 78 600 pop). Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Closest city/cities/towns to epicentrum/hypocenter was San Lorenzo, San Juan, Cataño (min 5000 pop).

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

Did you feel anything?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 1 km SW of Indios, Puerto Rico.

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More information

Parameter Value Description
Magnitude 4.31 mb The magnitude for the event.
Longitude -66.8295° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.9858° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 12 km Depth of the event in kilometers.
Place 1km SW of Indios, 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 2020-01-11 13:16:23 Time when the event occurred. UTC/GMT
Updated 2020-01-11 19:23:21 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 229 The total number of felt reports
CDI 7.7 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 462 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 12 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.2153 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.36 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 186 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 pr2020011017 Id of event.
Event Code 2020011017 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2020011017, A comma-separated list of event ids that are associated to an event.

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