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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag has occurred near Bulolo in Papua New Guinea

Earthquake location -7.1709S, 146.1114WA light earthquake with magnitude 4.2 (ml/mb) was detected on Tuesday, 58 kilometers (36 miles) from Bulolo in Papua New Guinea. The earthquake was roughly at a depth of 172.09 km (107 miles). The temblor was picked up at 12:53:14 / 12:53 pm (local time epicenter). Exact location of earthquake, longitude 146.1114 East, latitude -7.1709 South, depth = 172.09 km. Exact time and date of event in UTC/GMT: 25/08/20 / 2020-08-25 12:53:14 / August 25, 2020 @ 12:53 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us7000bcle. Ids that are associated to the earthquake: us7000bcle.

Earthquake epicenter was 59 km (37 miles) from Bulolo (c. 16 000 pop), 69 km (43 miles) from Wau (c. 14 600 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Wau, Bulolo. Close country/countries, Papua New Guinea (c. 6 065 000 pop) (That might be effected).

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 eleven earthquakes of magnitude 3.0 or greater that have been detected in the same area. There are an estimated 13,000 light earthquakes in the world each year.

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: 58 km W of Bulolo, Papua New Guinea.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 146.1114° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -7.1709° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 172.09 km Depth of the event in kilometers.
Place 58 km W of Bulolo, Papua New Guinea Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-08-25 12:53:14 Time when the event occurred. UTC/GMT
Updated 2020-09-20 08:39:33 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 271 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 2.449 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.52 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 91 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 us7000bcle Id of event.
Event Code 7000bcle An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000bcle, A comma-separated list of event ids that are associated to an event.

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