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Light earthquake, 4 mag strikes near Guánica in Puerto Rico

Posted by admin on July 2, 2020 0 Comments

Earthquake location 17.8686S, -66.8778WA light earthquake with magnitude 4 (ml/mb) was reported 11 kilometers (7 miles) from Guánica in Puerto Rico on Thursday. Event id: us7000age1. Ids that are associated to the earthquake: us7000age1. The 4-magnitude earthquake was detected at 03:37:08 / 3:37 am (local time epicenter). The earthquake occurred at a depth of 10 km (6 miles) below the earth’s surface. Exact time and date of event in UTC/GMT: 02/07/20 / 2020-07-02 03:37:08 / July 2, 2020 @ 3:37 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude -66.8778 West, latitude 17.8686 North, depth = 10 km.

Nearby country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Epicenter of the earthquake was 32 km (20 miles) from Ponce (c. 152 600 pop), 46 km (29 miles) from Mayagüez (c. 78 600 pop), 69 km (43 miles) from Arecibo (c. 49 300 pop), 82 km (51 miles) from Vega Baja (c. 29 300 pop), 74 km (46 miles) from Barceloneta (c. 22 300 pop), 82 km (51 miles) from Guayama (c. 21 600 pop). Closest city/cities/towns to epicentrum/hypocenter was Pájaros, San Antonio, Toa Alta (min 5000 pop).

There are an estimated 13,000 light quakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been five, in the last 10 days one hundred and three, in the past 30 days one hundred and eighty-nine and in the last 365 days two thousand, three hundred and three earthquakes of magnitude 3.0 or greater that has occurred nearby.

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 11 km SSE of Guánica, Puerto Rico. This information 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 -66.8778° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.8686° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 11 km SSE of Guánica, 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 2020-07-02 03:37:08 Time when the event occurred. UTC/GMT
Updated 2020-07-02 03:52:48 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 2 The total number of felt reports
CDI 4.7 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 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 0.176 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.87 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 77 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 us7000age1 Id of event.
Event Code 7000age1 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000age1, A comma-separated list of event ids that are associated to an event.

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