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Light earthquake: M4.4 quake has struck near Tondano in Indonesia



Earthquake location 1.042S, 124.8837WA light earthquake magnitude 4.4 (ml/mb) has struck on Tuesday, 29 kilometers (18 miles) from Tondano in Indonesia. Exact location of event, longitude 124.8837 East, latitude 1.042 North, depth = 138.81 km. The temblor was picked up at 07:31:14 / 7:31 am (local time epicenter). Global date and time of event UTC/GMT: 21/08/17 / 2017-08-21 23:31:14 / August 21, 2017 @ 11:31 pm. The epicenter was at a depth of 138.81 km (86 miles). Event ids that are associated to the earthquake: us2000aagj. Id of event: us2000aagj. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Close country/countries that might be effected, Indonesia (c. 242 968 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Bitung, Laikit, Laikit II (Dimembe), Manado. The epicenter was 49 km (31 miles) from Manado (c. 451 900 pop), 57 km (36 miles) from Bitung (c. 137 400 pop), 29 km (18 miles) from Tondano (c. 33 300 pop), 32 km (20 miles) from Tomohon (c. 27 600 pop), 51 km (31 miles) from Laikit, Laikit II (Dimembe) (c. 8 000 pop).

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. 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 six earthquakes of magnitude 3.0 or greater that was reported nearby.

Questions or comments?

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 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: 29 km S of Tondano, Indonesia.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 124.8837° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 1.042° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 138.81 km Depth of the event in kilometers.
Place 29km S of Tondano, Indonesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-08-21 23:31:14 Time when the event occurred. UTC/GMT
Updated 2017-08-22 01:23:10 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 298 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 2.497 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.41 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 68 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 us2000aagj Id of event.
Event Code 2000aagj An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000aagj, A comma-separated list of event ids that are associated to an event.

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