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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag was detected near Khorramabad in Iran


Earthquake location 33.1165S, 48.5175WA light earthquake magnitude 4.4 (ml/mb) has occurred on Monday, 43 kilometers (27 miles) from Khorramabad in Iran. Event ids that are associated to the earthquake: us1000hibf. Id of event: us1000hibf. Date and time of earthquake in UTC/GMT: 28/10/18 / 2018-10-28 23:22:43 / October 28, 2018 @ 11:22 pm. The 4.4-magnitude earthquake has occurred at 02:52:43 / 2:52 am (local time epicenter). Exact location of earthquake, longitude 48.5175 East, latitude 33.1165 North, depth = 10 km. The earthquake occurred at a depth of 10 km (6 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Epicenter of the event was 44 km (27 miles) from Khorramābād (c. 329 800 pop), 89 km (56 miles) from Borūjerd (c. 252 000 pop), 67 km (42 miles) from Aznā (c. 47 500 pop), 86 km (54 miles) from Aleshtar (c. 27 700 pop). Closest city/cities/towns to epicentrum/hypocenter was Borūjerd, Aleshtar, Aznā (min 5000 pop). Close country/countries that might be effected, Iran (c. 76 923 000 pop).

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 fourteen earthquakes of magnitude 3.0 or greater that has struck near. 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.

Questions or comments?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 43 km SSE of Khorramabad, Iran.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 48.5175° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 33.1165° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 43km SSE of Khorramabad, Iran Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-10-28 23:22:43 Time when the event occurred. UTC/GMT
Updated 2018-10-28 23:38:54 Time when the event was most recently updated. UTC/GMT
Timezone offset 210 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 3.06 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.18 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 58 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 us1000hibf Id of event.
Event Code 1000hibf An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000hibf, A comma-separated list of event ids that are associated to an event.

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