Light earthquake, 4.7 mag was detected near Sablayan in Philippines

Posted by admin on August 4, 2017 0 Comments

A light earthquake magnitude 4.7 (ml/mb) strikes 8 kilometers (5 miles) from Sablayan in Philippines on Saturday. The earthquake was roughly at a depth of 44.37 km (28 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude 120.7974 East, latitude 12.9017 North, depth = 44.37 km. The 4.7-magnitude earthquake was detected at 20:54:40 / 8:54 pm (local time epicenter). Id of earthquake: us2000a409. Event ids that are associated: us2000a409. Exact time and date of event in UTC/GMT: 29/07/17 / 2017-07-29 12:54:40 / July 29, 2017 @ 12:54 pm.

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Batangas, Bulalacao, Roxas. Nearby country/countries that might be effected, Philippines (c. 99 900 000 pop). Epicenter of the earthquake was 99 km (62 miles) from Batangas (c. 237 400 pop), 68 km (42 miles) from San Jose (c. 118 800 pop), 70 km (44 miles) from Calapan (c. 66 000 pop), 76 km (47 miles) from Pinamalayan (c. 43 500 pop), 8 km (5 miles) from Sablayan (c. 38 400 pop), 42 km (26 miles) from Mamburao (c. 23 900 pop), 81 km (51 miles) from Mansalay (c. 23 000 pop).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days thirty-one earthquakes of magnitude 3.0 or greater that has occurred nearby. 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.

Did you feel it?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 8 km NNE of Sablayan, Philippines.

More information

Parameter	Value	Description
Magnitude	4.7 mb	The magnitude for the event.
Longitude	120.7974° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	12.9017° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	44.37 km	Depth of the event in kilometers.
Place	8km NNE of Sablayan, Philippines	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2017-07-29 12:54:40	Time when the event occurred. UTC/GMT
Updated	2017-08-04 08:52:14	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	7.466	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.65 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	107	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	us2000a409	Id of event.
Event Code	2000a409	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us2000a409,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.7 mag was detected near Sablayan in Philippines

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