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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake 3.4 mag, 70 km W of Puerto Real, Puerto Rico

Earthquake location 18.0375S, -67.8544WA minor earthquake magnitude 3.4 (ml/mb) has occurred on Tuesday, 70 kilometers (43 miles) from Puerto Real in Puerto Rico. All ids that are associated to the event: pr17038003. Unique identifier: pr17038003. Exact location of event, depth 111 km, -67.8544° West, 18.0375° North. The epicenter was at a depth of 111 km (69 miles). Date and time of earthquake in UTC/GMT: 07/02/17 / 2017-02-07 16:19:20 / February 7, 2017 @ 4:19 pm. The 3.4-magnitude earthquake has occurred at 11:19:20 / 11:19 am (local time epicenter).

Epicenter of the event was 78 km (48 miles) from Mayagüez (c. 78 600 pop), 78 km (48 miles) from Hormigueros (c. 11 900 pop), 75 km (47 miles) from Cabo Rojo (c. 10 800 pop), 71 km (44 miles) from Puerto Real (c. 6 200 pop), 80 km (50 miles) from Añasco (c. 6 100 pop). Closest city/cities/towns to epicentrum/hypocenter was Añasco, Aguada, Mayagüez (min 5000 pop). Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop).

Each year there are an estimated 130,000 minor quakes in the world. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days four, in the past 30 days twenty and in the last 365 days one hundred and seventy-nine earthquakes of magnitude 3.0 or greater that has struck near.

How would you describe the shaking?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 70 km W of Puerto Real, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude -67.8544° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.0375° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 111 km Depth of the event in kilometers.
Place 70km W of Puerto Real, 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 2017-02-07 16:19:20 Time when the event occurred. UTC/GMT
Updated 2017-02-07 20:03:06 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 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 178 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 0.70966907 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.46 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 324 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 pr17038003 Id of event.
Event Code 17038003 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr17038003, A comma-separated list of event ids that are associated to an event.

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