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Minor earthquake, 3 mag has occurred near Charlotte Amalie in U.S. Virgin Islands


Earthquake location 18.5139S, -64.9682WA minor earthquake magnitude 3 (ml/mb) strikes 19 kilometers (12 miles) from Charlotte Amalie in U.S. Virgin Islands on Thursday. Exact location, longitude -64.9682° West, latitude 18.5139° North, depth = 93 km. Unique identifier: pr15204018. Ids that are associated to the event: pr15204018. Exact time and date of event in UTC/GMT: 23/07/15 / 2015-07-23 08:43:17 / July 23, 2015 @ 8:43 am. The epicenter was at a depth of 93 km (58 miles). The 3-magnitude earthquake has occurred at 04:43:17 / 4:43 am (local time epicenter).

Close country/countries, Puerto Rico (c. 3 917 000 pop), British Virgin Islands (c. 22 000 pop), U.S. Virgin Islands (c. 109 000 pop) (That might be effected). Epicenter of the earthquake was 75 km (47 miles) from Fajardo (c. 34 100 pop), 39 km (24 miles) from Tortola (c. 23 900 pop), 20 km (12 miles) from Charlotte Amalie (c. 20 000 pop), 64 km (40 miles) from Isabel Segunda (c. 9 300 pop), 38 km (24 miles) from Road Town (c. 8 400 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Ceiba, Fajardo, Isabel Segunda.

There are an estimated 130,000 minor quakes in the world each year. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage. In the past 24 hours, there have been seven, in the last 10 days twenty, in the past 30 days fourty-one and in the last 365 days three hundred and fifty-nine earthquakes of magnitude 3.0 or greater that was reported nearby.

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 19 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 mb The magnitude for the event.
Longitude -64.9682° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.5139° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 93 km Depth of the event in kilometers.
Place 19km 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 2015-07-23 08:43:17 Time when the event occurred. UTC/GMT
Updated 2015-07-23 15:02:04 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 138 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 11 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.16259507 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.02 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 216 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 pr15204018 Id of event.
Event Code 15204018 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr15204018, A comma-separated list of event ids that are associated to an event.

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