Light earthquake: M4.3 quake has struck near Santa Monica in Philippines

Posted by admin on April 25, 2018 0 Comments

A light earthquake magnitude 4.3 (ml/mb) has struck on Wednesday, 22 kilometers (14 miles) from Santa Monica in Philippines. The 4.3-magnitude earthquake has occurred at 06:51:57 / 6:51 am (local time epicenter). Exact location of event, longitude 125.9684 East, latitude 10.21 North, depth = 75.12 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake was roughly at a depth of 75.12 km (47 miles). Global date and time of event UTC/GMT: 27/03/18 / 2018-03-27 22:51:57 / March 27, 2018 @ 10:51 pm. Unique identifier: us1000de93. Ids that are associated to the event: us1000de93.

Close country/countries that might be effected, Philippines (c. 99 900 000 pop). Epicenter of the earthquake was 70 km (43 miles) from Surigao (c. 87 800 pop), 74 km (46 miles) from Placer (c. 10 400 pop), 65 km (41 miles) from Socorro (c. 9 700 pop), 51 km (32 miles) from Dapa (c. 8 800 pop), 74 km (46 miles) from Luna (c. 7 800 pop), 75 km (47 miles) from Claver (c. 5 900 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Alegria, Mainit, Bacuag.

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 one, in the last 10 days three, in the past 30 days six and in the last 365 days thirty earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 22 km NNW of Santa Monica, Philippines.

More information

Parameter	Value	Description
Magnitude	4.3 mb	The magnitude for the event.
Longitude	125.9684° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	10.21° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	75.12 km	Depth of the event in kilometers.
Place	22km NNW of Santa Monica, Philippines	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-03-27 22:51:57	Time when the event occurred. UTC/GMT
Updated	2018-04-25 01:57:54	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	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	3.143	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.58 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	130	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	us1000de93	Id of event.
Event Code	1000de93	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us1000de93,	A comma-separated list of event ids that are associated to an event.

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Light earthquake: M4.3 quake has struck near Santa Monica in Philippines

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