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Light earthquake: M4 quake has struck near Culebra in Puerto Rico

Posted by admin on March 30, 2017 0 Comments

Earthquake location 19.3094S, -65.06WA light earthquake magnitude 4 (ml/mb) has occurred on Thursday, 79 km N of Culebra, Puerto Rico (49 miles). Exact location of event, longitude -65.06 West, latitude 19.3094 North, depth = 29 km. Exact time and date of event in UTC/GMT: 30/03/17 / 2017-03-30 22:34:55 / March 30, 2017 @ 10:34 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: pr17089010. Ids that are associated to the earthquake: pr17089010, us10008ddz. The temblor was detected at 18:34:55 / 6:34 pm (local time epicenter). The epicenter of the earthquake was roughly 29 km (18 miles) below the earth’s surface.

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

Did you feel it?

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 79 km N of Culebra, 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 -65.06° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.3094° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 29 km Depth of the event in kilometers.
Place 79km N of Culebra, 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 2017-03-30 22:34:55 Time when the event occurred. UTC/GMT
Updated 2017-03-30 23:30:00 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI 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 246 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,us, A comma-separated list of network contributors.
Number of Stations Used 18 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.01779122 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.27 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 Md The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID pr17089010 Id of event.
Event Code 17089010 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr17089010,us10008ddz, A comma-separated list of event ids that are associated to an event.

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