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Light earthquake: M4.5 quake has struck near Merizo Village in Guam

Earthquake location 13.1072S, 144.0277WA light earthquake with magnitude 4.5 (ml/mb) was detected on Sunday, 71 kilometers (44 miles) from Merizo Village in Guam. The 4.5-magnitude earthquake has occurred at 08:41:50 / 8:41 am (local time epicenter). Global time and date of event 19/09/15 / 2015-09-19 22:41:50 / September 19, 2015 @ 10:41 pm UTC/GMT. The epicenter was at a depth of 121.08 km (75 miles). Id of earthquake: us20003m19. Event ids that are associated: us20003m19. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude 144.0277 East, latitude 13.1072 North, depth = 121.08 km.

Nearest cities/city/villages to epicentrum/hypocenter was Barrigada Village, Tamuning-Tumon-Harmon Village, Mangilao Village (min 5000 pop). Country/countries that might be effected, Guam (c. 159 000 pop). Epicenter of the earthquake was 92 km (57 miles) from Tamuning-Tumon-Harmon Village (c. 19 700 pop), 92 km (57 miles) from Mangilao Village (c. 15 200 pop), 93 km (58 miles) from Barrigada Village (c. 8 900 pop), 76 km (47 miles) from Santa Rita Village (c. 7 500 pop), 91 km (57 miles) from Mongmong-Toto-Maite Village (c. 6 800 pop), 88 km (55 miles) from Chalan Pago-Ordot Village (c. 6 800 pop), 88 km (55 miles) from Yona Village (c. 6 500 pop).

Each year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days two and in the last 365 days nineteen earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel it?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 71 km WSW of Merizo Village, Guam.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 144.0277° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 13.1072° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 121.08 km Depth of the event in kilometers.
Place 71km WSW of Merizo Village, Guam Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-09-19 22:41:50 Time when the event occurred. UTC/GMT
Updated 2015-09-19 23:23:44 Time when the event was most recently updated. UTC/GMT
Timezone offset 600 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 312 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.948 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.7 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 99 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us20003m19 Id of event.
Event Code 20003m19 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20003m19, A comma-separated list of event ids that are associated to an event.

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