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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.1 quake has struck near Bolengpulau in Indonesia

Earthquake location -8.0567S, 119.7942WA light earthquake with magnitude 4.1 (ml/mb) was reported 47 kilometers (29 miles) from Bolengpulau in Indonesia on Friday. The temblor was detected at 07:10:28 / 7:10 am (local time epicenter). Unique identifier: us2000arka. Ids that are associated to the event: us2000arka. The earthquake was roughly at a depth of 196.86 km (122 miles). Exact location of earthquake, 119.7942° East, -8.0567° South, depth 196.86 km. Exact time and date of earthquake 31/08/17 / 2017-08-31 23:10:28 / August 31, 2017 @ 11:10 pm UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Nearby country/countries, Indonesia (c. 242 968 000 pop) (That might be effected). Nearest cities/city/villages to epicentrum/hypocenter was Labuhanbajo (min 5000 pop). Earthquake epicenter was 50 km (31 miles) from Labuhanbajo (c. 188 700 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes in the world each year. In the past 24 hours, there have been four, in the last 10 days four, in the past 30 days five and in the last 365 days twenty earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel anything?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 47 km NNW of Bolengpulau, Indonesia. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude 119.7942° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -8.0567° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 196.86 km Depth of the event in kilometers.
Place 47km NNW of Bolengpulau, Indonesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-08-31 23:10:28 Time when the event occurred. UTC/GMT
Updated 2017-09-23 02:08:35 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 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 2.485 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.64 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 197 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 us2000arka Id of event.
Event Code 2000arka An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000arka, A comma-separated list of event ids that are associated to an event.

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