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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag has occurred near Puerto Galera in Philippines

Earthquake location 13.5056S, 120.9476WA light earthquake with magnitude 4 (ml/mb) was detected on Saturday, 0 kilometers (0 miles) from Puerto Galera in Philippines. Unique identifier: us1000g5c3. Ids that are associated to the event: us1000g5c3. Exact location of earthquake, 120.9476° East, 13.5056° North, depth 196.7 km. Global date and time of event UTC/GMT: 04/08/18 / 2018-08-04 04:54:11 / August 4, 2018 @ 4:54 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4-magnitude earthquake was detected at 12:54:11 / 12:54 pm (local time epicenter). The earthquake occurred at a depth of 196.7 km (122 miles) below the earth’s surface.

Epicenter of the event was 82 km (51 miles) from Calamba (c. 316 600 pop), 30 km (19 miles) from Batangas (c. 237 400 pop), 86 km (54 miles) from Lucena (c. 228 800 pop), 54 km (33 miles) from Lipa City (c. 212 300 pop), 75 km (46 miles) from San Pablo (c. 207 600 pop), 79 km (49 miles) from Silang (c. 119 500 pop). Nearby country/countries that might be effected, Philippines (c. 99 900 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Bansud, Maragondon, Palangue (min 5000 pop).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days twenty-eight 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 earthquakes in the world each year.

Did you feel the quake?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 0 km NW of Puerto Galera, Philippines.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 120.9476° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 13.5056° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 196.7 km Depth of the event in kilometers.
Place 0km NW of Puerto Galera, Philippines Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-08-04 04:54:11 Time when the event occurred. UTC/GMT
Updated 2018-08-14 03:10:28 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 246 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 8.62 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 131 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 us1000g5c3 Id of event.
Event Code 1000g5c3 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000g5c3, A comma-separated list of event ids that are associated to an event.

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