Light earthquake, 4.1 mag has occurred near Roshtqal’a in Tajikistan

A light earthquake magnitude 4.1 (ml/mb) has occurred on Monday, 4 kilometers (2 miles) from Roshtqal’a in Tajikistan. Exact time and date of event in UTC/GMT: 02/04/18 / 2018-04-02 15:00:18 / April 2, 2018 @ 3:00 pm. Id of earthquake: us1000dcha. Event ids that are associated: us1000dcha. The temblor was detected at 20:00:18 / 8:00 pm (local time epicenter). Exact location, longitude 71.8687° East, latitude 37.2815° North, depth = 149.01 km. The epicenter of the earthquake was roughly 149.01 km (93 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Earthquake epicenter was 36 km (23 miles) from Khorugh (c. 30 000 pop), 66 km (41 miles) from Ishqoshim (c. 26 000 pop), 73 km (45 miles) from Ashkāsham (c. 12 100 pop), 54 km (34 miles) from Khandūd (c. 5 500 pop). Close country/countries that might be effected, Afghanistan (c. 29 121 000 pop), Tajikistan (c. 7 487 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Ashkāsham, Ishqoshim, Khandūd (min 5000 pop).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days four and in the last 365 days sixty-nine earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes in the world each year.

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 4 km NE of Roshtqal’a, Tajikistan. This information comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	4.1 mb	The magnitude for the event.
Longitude	71.8687° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	37.2815° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	149.01 km	Depth of the event in kilometers.
Place	4km NE of Roshtqal'a, Tajikistan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-04-02 15:00:18	Time when the event occurred. UTC/GMT
Updated	2018-04-02 15:51:54	Time when the event was most recently updated. UTC/GMT
Timezone offset	300	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	0.298	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.59 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	86	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	us1000dcha	Id of event.
Event Code	1000dcha	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us1000dcha,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.1 mag has occurred near Roshtqal’a in Tajikistan

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