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Minor earthquake: M3.35 quake has struck near Charlotte Amalie in U.S. Virgin Islands

Earthquake location 18.8283S, -65.1535WA minor earthquake magnitude 3.35 (ml/mb) has struck on Friday, 58 kilometers (36 miles) from Charlotte Amalie in U.S. Virgin Islands. The temblor was detected at 19:16:04 / 7:16 pm (local time epicenter). Id of earthquake: pr2017349004. Event ids that are associated: pr2017349004. Exact time and date of event in UTC/GMT: 15/12/17 / 2017-12-15 23:16:04 / December 15, 2017 @ 11:16 pm. Exact location, longitude -65.1535° West, latitude 18.8283° North, depth = 55 km. The epicenter of the earthquake was roughly 55 km (34 miles) below the earth’s surface.

Epicenter of the earthquake was 77 km (48 miles) from Fajardo (c. 34 100 pop), 72 km (45 miles) from Tortola (c. 23 900 pop), 59 km (37 miles) from Charlotte Amalie (c. 20 000 pop), 81 km (51 miles) from Isabel Segunda (c. 9 300 pop), 72 km (45 miles) from Road Town (c. 8 400 pop). Closest city/cities/towns to epicentrum/hypocenter was Ceiba, Isabel Segunda, Luquillo (min 5000 pop). Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop), British Virgin Islands (c. 22 000 pop), U.S. Virgin Islands (c. 109 000 pop).

In the past 24 hours, there have been two, in the last 10 days seven, in the past 30 days twenty and in the last 365 days four hundred and thirty-three earthquakes of magnitude 3.0 or greater that have been detected in the same area. 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.

Did you feel it?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 58 km NNW of Charlotte Amalie, U.S. Virgin Islands. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.35 mb The magnitude for the event.
Longitude -65.1535° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.8283° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 55 km Depth of the event in kilometers.
Place 58km NNW of Charlotte Amalie, U.S. Virgin Islands Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-12-15 23:16:04 Time when the event occurred. UTC/GMT
Updated 2017-12-16 06:43:30 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 173 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 4 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.6714 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.18 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 347 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 pr2017349004 Id of event.
Event Code 2017349004 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2017349004, A comma-separated list of event ids that are associated to an event.

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