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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.4 mag was detected near Campanilla in Puerto Rico



Earthquake location 18.4298S, -66.2519WA minor earthquake with magnitude 3.4 (ml/mb) was reported 1 kilometers (1 miles) from Campanilla in Puerto Rico on Friday. Date and time of earthquake in UTC/GMT: 02/10/15 / 2015-10-02 13:35:04 / October 2, 2015 @ 1:35 pm. Id of earthquake: pr15275010. Event ids that are associated: pr15275010. Exact location, longitude -66.2519° West, latitude 18.4298° North, depth = 116 km. The earthquake occurred at a depth of 116 km (72 miles) below the earth’s surface. The 3.4-magnitude earthquake has occurred at 09:35:04 / 9:35 am (local time epicenter).

Epicenter of the event was 16 km (10 miles) from San Juan (c. 418 100 pop), 11 km (7 miles) from Bayamón (c. 203 500 pop), 32 km (20 miles) from Carolina (c. 170 400 pop), 60 km (37 miles) from Ponce (c. 152 600 pop), 31 km (19 miles) from Caguas (c. 86 800 pop). Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Isabela, Maricao, Las Marías.

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 four, in the last 10 days eight, in the past 30 days twenty-five and in the last 365 days one hundred and ninety-four earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Questions or comments?

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: 1 km WNW of Campanilla, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude -66.2519° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.4298° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 116 km Depth of the event in kilometers.
Place 1km WNW of Campanilla, 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 2015-10-02 13:35:04 Time when the event occurred. UTC/GMT
Updated 2015-10-02 14:12:58 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 21 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.19942599 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 169.2 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 pr15275010 Id of event.
Event Code 15275010 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15275010, A comma-separated list of event ids that are associated to an event.

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