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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag has occurred near Halmahera, Indonesia



Earthquake location 2.5432S, 128.0848WA light earthquake magnitude 4.1 (ml/mb) has struck on Monday, Halmahera, Indonesia kilometers (0 miles) from Halmahera, Indonesia. The earthquake was roughly at a depth of 159.61 km (99 miles). Global date and time of event UTC/GMT: 17/07/17 / 2017-07-17 02:59:33 / July 17, 2017 @ 2:59 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event ids that are associated to the earthquake: us20009yzj. Id of event: us20009yzj. The temblor was detected at 02:59:33 / 2:59 am (local time epicenter). Exact location of event, longitude 128.0848 East, latitude 2.5432 North, depth = 159.61 km.

Nearest cities/city/towns to hypocenter/epicentrum was Tobelo (min 5000 pop). Country/countries that might be effected, Indonesia (c. 242 968 000 pop). Event epicenter was 91 km (57 miles) from Tobelo (c. 10 000 pop).

There are an estimated 13,000 light earthquakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days eight and in the last 365 days fourty-six earthquakes of magnitude 3.0 or greater that have been detected in the same area.

How would you describe the shaking?

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. 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: Halmahera, Indonesia.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude 128.0848° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 2.5432° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 159.61 km Depth of the event in kilometers.
Place Halmahera, Indonesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-07-17 02:59:33 Time when the event occurred. UTC/GMT
Updated 2017-07-25 01:28:59 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 259 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 1.9 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.62 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 105 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 us20009yzj Id of event.
Event Code 20009yzj An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20009yzj, A comma-separated list of event ids that are associated to an event.

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