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Light earthquake, 4.7 mag strikes near Calatagan in Philippines

Posted by admin on September 29, 2017 0 Comments

A light earthquake magnitude 4.7 (ml/mb) has occurred on Saturday, 16 kilometers (10 miles) from Calatagan in Philippines. The temblor was picked up at 07:18:52 / 7:18 am (local time epicenter). Global date and time of event UTC/GMT: 29/09/17 / 2017-09-29 23:18:52 / September 29, 2017 @ 11:18 pm. Exact location of event, depth 135.75 km, 120.696° East, 13.6996° North. Unique identifier: us2000ax17. Ids that are associated to the event: us2000ax17. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter was at a depth of 135.75 km (84 miles).

Epicenter of the event was 75 km (46 miles) from Dasmariñas (c. 441 900 pop), 88 km (55 miles) from Bacoor (c. 357 000 pop), 76 km (47 miles) from Calamba (c. 316 600 pop), 83 km (51 miles) from San Pedro (c. 270 200 pop), 40 km (25 miles) from Batangas (c. 237 400 pop), 82 km (51 miles) from Santa Rosa (c. 216 700 pop), 85 km (53 miles) from Imus (c. 216 100 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Jalajala, Majayjay, Sablayan. Close country/countries, Philippines (c. 99 900 000 pop) (That might be effected).

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 four and in the last 365 days fourty-five earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

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. 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: 16 km SSE of Calatagan, Philippines.

More information

Parameter	Value	Description
Magnitude	4.7 mb	The magnitude for the event.
Longitude	120.696° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	13.6996° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	135.75 km	Depth of the event in kilometers.
Place	16km SSE of Calatagan, Philippines	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2017-09-29 23:18:52	Time when the event occurred. UTC/GMT
Updated	2017-09-29 23:34:57	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	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	8.74	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.77 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	80	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	us2000ax17	Id of event.
Event Code	2000ax17	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us2000ax17,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.7 mag strikes near Calatagan in Philippines

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