Light earthquake, 4.7 mag strikes near Javanrud in Iran

A light earthquake magnitude 4.7 (ml/mb) has struck on Wednesday, 31 kilometers (19 miles) from Javanrud in Iran. Exact location of event, longitude 46.1785 East, latitude 34.7662 North, depth = 10 km. Global date and time of event UTC/GMT: 20/12/17 / 2017-12-20 20:22:08 / December 20, 2017 @ 8:22 pm. Unique identifier: us1000btxf. Ids that are associated to the event: us1000btxf. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.7-magnitude earthquake was detected at 23:52:08 / 11:52 pm (local time epicenter). The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface.

Close country/countries that might be effected, Iraq (c. 29 672 000 pop), Iran (c. 76 923 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Baynjiwayn, Sanandaj, Kermānshāh (min 5000 pop). Epicenter of the event was 91 km (56 miles) from Kahrīz (c. 766 700 pop), 95 km (59 miles) from Kermānshāh (c. 621 100 pop), 96 km (60 miles) from Sanandaj (c. 349 200 pop), 69 km (43 miles) from Kāmyārān (c. 61 600 pop), 49 km (30 miles) from (c. 57 300 pop), 45 km (28 miles) from Sarpol-e Z̄ahāb (c. 51 600 pop), 31 km (19 miles) from Javānrūd (c. 38 700 pop).

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 three, in the past 30 days fourteen and in the last 365 days fourty-seven earthquakes of magnitude 3.0 or greater that have been detected nearby. Every year there are an estimated 13,000 light earthquakes in the world.

Did you feel the quake?

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: 31 km W of Javanrud, Iran. This information comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	4.7 mb	The magnitude for the event.
Longitude	46.1785° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	34.7662° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	10 km	Depth of the event in kilometers.
Place	31km W of Javanrud, Iran	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2017-12-20 20:22:08	Time when the event occurred. UTC/GMT
Updated	2017-12-20 22:15:49	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	340	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	1.04	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.91 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	105	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	us1000btxf	Id of event.
Event Code	1000btxf	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us1000btxf,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

4.7 mb

The magnitude for the event.

Longitude

46.1785° East

Decimal degrees longitude. Negative values for western longitudes.

Latitude

34.7662° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

10 km

Depth of the event in kilometers.

Place

31km W of Javanrud, Iran

Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.

Time

2017-12-20 20:22:08

Time when the event occurred. UTC/GMT

Updated

2017-12-20 22:15:49

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

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

340

A number describing how significant the event is. Larger numbers indicate a more significant event.

Network

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

1.04

Horizontal distance from the epicenter to the nearest station (in degrees).

Root Mean Square

0.91 sec

The root-mean-square (RMS) travel time residual, in sec, using all weights.

Azimuthal Gap

105

The largest azimuthal gap between azimuthally adjacent stations (in degrees).

Magnitude Type

The method or algorithm used to calculate the preferred magnitude for the event.

Event Type

earthquake

Type of seismic event.

Event ID

us1000btxf

Id of event.

Event Code

1000btxf

An identifying code assigned by, and unique from, the corresponding source for the event.

Event IDS

,us1000btxf,

A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.7 mag strikes near Javanrud in Iran

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