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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag was detected near Madang in Papua New Guinea


Earthquake location -4.4865S, 145.9978WA light earthquake with magnitude 4.1 (ml/mb) was reported 84 kilometers (52 miles) from Madang in Papua New Guinea on Wednesday. The temblor was picked up at 21:14:40 / 9:14 pm (local time epicenter). Exact location of event, longitude 145.9978 East, latitude -4.4865 South, depth = 89.46 km. Event id: us2000a36t. Ids that are associated to the earthquake: us2000a36t. The epicenter of the earthquake was roughly 89.46 km (56 miles) below the earth’s surface. Exact time and date of event in UTC/GMT: 26/07/17 / 2017-07-26 11:14:40 / July 26, 2017 @ 11:14 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Country/countries that might be effected, Papua New Guinea (c. 6 065 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Madang (min 5000 pop). Event epicenter was 85 km (53 miles) from Madang (c. 27 400 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 two, in the last 10 days two, in the past 30 days two and in the last 365 days thirteen earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel it?

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: 84 km NNE of Madang, Papua New Guinea. 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 145.9978° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -4.4865° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 89.46 km Depth of the event in kilometers.
Place 84km NNE of Madang, 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 2017-07-26 11:14:40 Time when the event occurred. UTC/GMT
Updated 2017-08-25 06:21:38 Time when the event was most recently updated. UTC/GMT
Timezone offset 600 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 5.02 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.72 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 114 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 us2000a36t Id of event.
Event Code 2000a36t An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000a36t, A comma-separated list of event ids that are associated to an event.

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