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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.5 quake has struck near Malayal in Philippines

Earthquake location 7.4386S, 121.6WA light earthquake with magnitude 4.5 (ml/mb) was reported 45 kilometers (28 miles) from Malayal in Philippines on Sunday. The temblor was reported at 16:38:02 / 4:38 pm (local time epicenter). Id of earthquake: us1000dsq1. Event ids that are associated: us1000dsq1. The earthquake was roughly at a depth of 35.04 km (22 miles). Exact location of earthquake, 121.6° East, 7.4386° North, depth 35.04 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 22/04/18 / 2018-04-22 08:38:02 / April 22, 2018 @ 8:38 am.

Nearby country/countries, Philippines (c. 99 900 000 pop) (That might be effected). Nearest cities/city/towns to hypocenter/epicentrum was City of Isabela, Taluksangay, Tigpalay (min 5000 pop). Event epicenter was 79 km (49 miles) from Zamboanga (c. 457 600 pop), 91 km (57 miles) from City of Isabela (c. 67 300 pop), 67 km (42 miles) from Recodo (c. 42 800 pop), 78 km (48 miles) from Sangali (c. 14 700 pop), 50 km (31 miles) from Labuan (c. 12 900 pop), 76 km (47 miles) from Vitali (c. 9 700 pop), 81 km (50 miles) from Mercedes (c. 8 700 pop).

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 one, in the past 30 days one and in the last 365 days one earthquakes of magnitude 3.0 or greater that has occurred nearby. Each year there are an estimated 13,000 light quakes in the world.

Did you feel the quake?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 45 km NW of Malayal, Philippines.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 121.6° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 7.4386° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35.04 km Depth of the event in kilometers.
Place 45km NW of Malayal, Philippines Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-04-22 08:38:02 Time when the event occurred. UTC/GMT
Updated 2018-05-18 07:58:05 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 312 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 3.814 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.44 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 123 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 us1000dsq1 Id of event.
Event Code 1000dsq1 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000dsq1, A comma-separated list of event ids that are associated to an event.

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