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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.7 mag has occurred near Rota in Northern Mariana Islands

Earthquake location 13.8193S, 146.7566WA light earthquake magnitude 4.7 (ml/mb) has struck on Saturday, 171 km ESE of Rota, Northern Mariana Islands (106 miles). Exact location of earthquake, longitude 146.7566 East, latitude 13.8193 North, depth = 16.98 km. The epicenter of the earthquake was roughly 16.98 km (11 miles) below the earth’s surface. Id of earthquake: us2000art3. Event ids that are associated: us2000art3. The 4.7-magnitude earthquake has occurred at 17:37:05 / 5:37 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 09/09/17 / 2017-09-09 07:37:05 / September 9, 2017 @ 7:37 am UTC/GMT.

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

Did you feel the quake?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 171 km ESE of Rota, Northern Mariana Islands. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude 146.7566° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 13.8193° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 16.98 km Depth of the event in kilometers.
Place 171km ESE of Rota, Northern Mariana Islands Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-09-09 07:37:05 Time when the event occurred. UTC/GMT
Updated 2017-09-28 06:13:03 Time when the event was most recently updated. UTC/GMT
Timezone offset 600 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 340 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 1.849 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.02 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 76 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 us2000art3 Id of event.
Event Code 2000art3 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000art3, A comma-separated list of event ids that are associated to an event.

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