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Light earthquake, 4 mag strikes near Utuado in Puerto Rico

Posted by admin on November 22, 2015 0 Comments

Earthquake location 18.287S, -66.6279WA light earthquake with magnitude 4 (ml/mb) was detected on Sunday, 8 kilometers (5 miles) from Utuado in Puerto Rico. Id of earthquake: pr15326000. Event ids that are associated: pr15326000, at00ny7o7f, us100040az. The earthquake occurred at a depth of 32 km (20 miles). A tsunami warning has been issued near Utuado in Puerto Rico (Does not indicate if a tsunami actually did or will exist). The temblor was picked up at 06:09:14 / 6:09 am (local time epicenter). Global time and date of event 22/11/15 / 2015-11-22 10:09:14 / November 22, 2015 @ 10:09 am UTC/GMT. Exact location of earthquake, longitude -66.6279 West, latitude 18.287 North, depth = 32 km.

Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected). Earthquake epicenter was 59 km (36 miles) from San Juan (c. 418 100 pop), 51 km (32 miles) from Bayamón (c. 203 500 pop), 72 km (44 miles) from Carolina (c. 170 400 pop), 31 km (19 miles) from Ponce (c. 152 600 pop), 61 km (38 miles) from Caguas (c. 86 800 pop), 55 km (34 miles) from Guaynabo (c. 81 400 pop). Closest city/cities/towns to epicentrum/hypocenter was Humacao, Río Grande, Yabucoa (min 5000 pop).

In the past 24 hours, there have been two, in the last 10 days six, in the past 30 days eleven and in the last 365 days one hundred and fifty-one earthquakes of magnitude 3.0 or greater that has occurred 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.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 8 km ENE of Utuado, 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 -66.6279° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.287° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 32 km Depth of the event in kilometers.
Place 8km ENE of Utuado, 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 2015-11-22 10:09:14 Time when the event occurred. UTC/GMT
Updated 2015-11-22 10:36:48 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 28 The total number of felt reports
CDI 3.8 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 1 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 257 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,at,us, A comma-separated list of network contributors.
Number of Stations Used 47 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.09611974 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.93 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 302.4 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 pr15326000 Id of event.
Event Code 15326000 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15326000,at00ny7o7f,us100040az, A comma-separated list of event ids that are associated to an event.

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