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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag was detected near Farallon de Pajaros in Northern Mariana Islands

Posted by admin on February 4, 2017 0 Comments

Earthquake location 22.5138S, 144.0163WA light earthquake with magnitude 4.3 (ml/mb) was reported 237 km NNW of Farallon de Pajaros, Northern Mariana Islands (147 miles) on Saturday. The epicenter of the earthquake was roughly 81.9 km (51 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 22:12:19 / 10:12 pm (local time epicenter). Exact location, longitude 144.0163° East, latitude 22.5138° North, depth = 81.9 km. Exact time and date of event in UTC/GMT: 21/01/17 / 2017-01-21 12:12:19 / January 21, 2017 @ 12:12 pm. Event id: us20008hfr. Ids that are associated to the earthquake: us20008hfr.

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

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage 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: 237 km NNW of Farallon de Pajaros, Northern Mariana Islands. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 144.0163° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 22.5138° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 81.9 km Depth of the event in kilometers.
Place 237km NNW of Farallon de Pajaros, 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 2017-01-21 12:12:19 Time when the event occurred. UTC/GMT
Updated 2017-02-04 11:24:42 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 284 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 4.855 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 202 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 us20008hfr Id of event.
Event Code 20008hfr An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20008hfr, A comma-separated list of event ids that are associated to an event.

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