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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near Indios in Puerto Rico


Earthquake location 17.933S, -66.794WA light earthquake magnitude 4.2 (ml/mb) has struck on Friday, 8 kilometers (5 miles) from Indios in Puerto Rico. The earthquake occurred at a depth of 6 km (4 miles). Event id: pr2020017007. Ids that are associated to the earthquake: us700071l6, pr2020017007. The 4.2-magnitude earthquake was detected at 06:32:59 / 6:32 am (local time epicenter). Exact time and date of event in UTC/GMT: 17/01/20 / 2020-01-17 10:32:59 / January 17, 2020 @ 10:32 am. Exact location, longitude -66.794° West, latitude 17.933° North, depth = 6 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Epicenter of the event was 85 km (53 miles) from Bayamón (c. 203 500 pop), 21 km (13 miles) from Ponce (c. 152 600 pop), 86 km (53 miles) from Caguas (c. 86 800 pop), 86 km (54 miles) from Guaynabo (c. 81 400 pop), 47 km (29 miles) from Mayagüez (c. 78 600 pop), 61 km (38 miles) from Arecibo (c. 49 300 pop). Nearest cities/city/villages to epicentrum/hypocenter was San Lorenzo, Cataño, Levittown (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-four, in the last 10 days four hundred and seven, in the past 30 days five hundred and twenty-nine and in the last 365 days five hundred and seventy-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area. Every year there are an estimated 13,000 light earthquakes in the world.

Did you feel anything?

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: 8 km SSE of Indios, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -66.794° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.933° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 6 km Depth of the event in kilometers.
Place 8km SSE 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 2020-01-17 10:32:59 Time when the event occurred. UTC/GMT
Updated 2020-01-17 10:59:28 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 22 The total number of felt reports
CDI 4.5 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 281 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 ,us,pr, A comma-separated list of network contributors.
Number of Stations Used 13 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.2175 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.32 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 203 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 pr2020017007 Id of event.
Event Code 2020017007 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us700071l6,pr2020017007, A comma-separated list of event ids that are associated to an event.

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