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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag strikes near Ahvaz in Iran


Earthquake location 31.3186S, 48.5892WA light earthquake with magnitude 4.3 (ml/mb) was detected on Tuesday, 7 kilometers (4 miles) from Ahvaz in Iran. Exact time and date of event in UTC/GMT: 18/08/15 / 2015-08-18 11:26:38 / August 18, 2015 @ 11:26 am. Event id: us10003347. Ids that are associated to the earthquake: us10003347. Exact location of earthquake, longitude 48.5892 East, latitude 31.3186 North, depth = 23.7 km. The epicenter of the earthquake was roughly 23.7 km (15 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.3-magnitude earthquake has occurred at 15:56:38 / 3:56 pm (local time epicenter).

Close country/countries that might be effected, Iran (c. 76 923 000 pop). Earthquake epicenter was 9 km (6 miles) from Ahvaz (c. 841 100 pop), 85 km (53 miles) from Shūshtar (c. 77 500 pop), 47 km (29 miles) from Sūsangerd (c. 41 400 pop), 75 km (46 miles) from Shādegān (c. 37 200 pop), 91 km (57 miles) from Rāmshīr (c. 19 500 pop). Nearest cities/city/towns to hypocenter/epicentrum was Rāmshīr, Shūshtar, Shādegān (min 5000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world. 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 one 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: 7 km W of Ahvaz, Iran.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 48.5892° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 31.3186° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 23.7 km Depth of the event in kilometers.
Place 7km W of Ahvaz, Iran Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-08-18 11:26:38 Time when the event occurred. UTC/GMT
Updated 2015-08-18 11:45:39 Time when the event was most recently updated. UTC/GMT
Timezone offset 270 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 284 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 5.029 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.73 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 159 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 us10003347 Id of event.
Event Code 10003347 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10003347, A comma-separated list of event ids that are associated to an event.

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