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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.4 mag, 62 km WNW of Itbayat, Philippines



Earthquake location 21.058S, 121.3198WA light earthquake magnitude 4.4 (ml/mb) has struck on Saturday, 62 km WNW of Itbayat, Philippines (39 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). All ids that are associated to the event: us20009y3d. Unique identifier: us20009y3d. Exact location of event, depth 31.81 km, 121.3198° East, 21.058° North. The epicenter of the earthquake was roughly 31.81 km (20 miles) below the earth’s surface. Global time and date of event 14/07/17 / 2017-07-14 17:44:52 / July 14, 2017 @ 5:44 pm UTC/GMT. The 4.4-magnitude earthquake was detected at 01:44:52 / 1:44 am (local time epicenter).

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

Questions or comments?

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: 62 km WNW of Itbayat, Philippines. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 121.3198° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 21.058° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 31.81 km Depth of the event in kilometers.
Place 62km WNW of Itbayat, Philippines Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-07-14 17:44:52 Time when the event occurred. UTC/GMT
Updated 2017-08-11 21:55:40 Time when the event was most recently updated. UTC/GMT
Timezone offset 480 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 298 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 1.765 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.87 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 87 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 us20009y3d Id of event.
Event Code 20009y3d An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20009y3d, A comma-separated list of event ids that are associated to an event.

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