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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag has occurred near Cagmanaba in Philippines

Earthquake location 13.0962S, 123.3176WA light earthquake with magnitude 4.2 (ml/mb) was reported 5 kilometers (3 miles) from Cagmanaba in Philippines on Thursday. Global time and date of event 13/01/16 / 2016-01-13 20:46:08 / January 13, 2016 @ 8:46 pm UTC/GMT. The earthquake occurred at a depth of 35 km (22 miles). Exact location, longitude 123.3176° East, latitude 13.0962° North, depth = 35 km. Unique identifier: us10004flm. Ids that are associated to the event: us10004flm. The 4.2-magnitude earthquake was detected at 04:46:08 / 4:46 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Country/countries that might be effected, Philippines (c. 99 900 000 pop). Earthquake epicenter was 45 km (28 miles) from Legaspi (c. 179 500 pop), 60 km (37 miles) from Naga (c. 174 900 pop), 39 km (24 miles) from Iriga City (c. 94 800 pop), 74 km (46 miles) from Sorsogon (c. 82 700 pop), 28 km (18 miles) from Polangui (c. 77 100 pop), 26 km (16 miles) from Libon (c. 68 800 pop). Nearest cities/city/towns to hypocenter/epicentrum was Ibabang Tayuman, Cawayan, Aurora (min 5000 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 six earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes in the world each year.

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: 5 km NNE of Cagmanaba, Philippines.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 123.3176° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 13.0962° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 5km NNE of Cagmanaba, Philippines Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-01-13 20:46:08 Time when the event occurred. UTC/GMT
Updated 2016-02-10 23:11:42 Time when the event was most recently updated. UTC/GMT
Timezone offset 480 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 271 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 2.521 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.88 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 171 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 us10004flm Id of event.
Event Code 10004flm An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10004flm, A comma-separated list of event ids that are associated to an event.

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