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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag was detected near Kota Ternate in Indonesia


Earthquake location 0.5313S, 126.4537WA light earthquake with magnitude 4 (ml/mb) was detected on Sunday, 105 km WSW of Kota Ternate, Indonesia (65 miles). Exact location of earthquake, longitude 126.4537 East, latitude 0.5313 North, depth = 45.1 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Id of earthquake: us60004x1y. Event ids that are associated: us60004x1y. The temblor was detected at 12:21:25 / 12:21 pm (local time epicenter). Exact time and date of earthquake 21/07/19 / 2019-07-21 04:21:25 / July 21, 2019 @ 4:21 am UTC/GMT. The earthquake occurred at a depth of 45.1 km (28 miles) below the earth’s surface.

In the past 24 hours, there have been nine, in the last 10 days twenty, in the past 30 days eighty-two and in the last 365 days one hundred and twenty-six earthquakes of magnitude 3.0 or greater that have been detected nearby. Each year there are an estimated 13,000 light quakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

How would you describe the shaking?

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 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: 105 km WSW of Kota Ternate, Indonesia.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 126.4537° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 0.5313° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 45.1 km Depth of the event in kilometers.
Place 105km WSW of Kota Ternate, Indonesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-07-21 04:21:25 Time when the event occurred. UTC/GMT
Updated 2019-07-30 22:45:15 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 0.943 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.34 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 us60004x1y Id of event.
Event Code 60004x1y An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us60004x1y, A comma-separated list of event ids that are associated to an event.

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