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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag strikes near Roshtqal’a in Tajikistan

Earthquake location 37.6108S, 72.2743WA light earthquake with magnitude 4 (ml/mb) was reported 55 kilometers (34 miles) from Roshtqal’a in Tajikistan on Thursday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Id of earthquake: us70006asb. Event ids that are associated: us70006asb. The epicenter was at a depth of 184.16 km (114 miles). Exact time and date of earthquake 21/11/19 / 2019-11-21 01:46:04 / November 21, 2019 @ 1:46 am UTC/GMT. The 4-magnitude earthquake was detected at 06:46:04 / 6:46 am (local time epicenter). Exact location, longitude 72.2743° East, latitude 37.6108° North, depth = 184.16 km.

Epicenter of the event was 65 km (40 miles) from Khorugh (c. 30 000 pop), 73 km (46 miles) from Khandūd (c. 5 500 pop). Close country/countries, Afghanistan (c. 29 121 000 pop), Tajikistan (c. 7 487 000 pop) (That might be effected). Closest city/cities/towns to epicentrum/hypocenter was Khandūd, Khorugh (min 5000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been five, in the last 10 days seven, in the past 30 days twelve and in the last 365 days fourty earthquakes of magnitude 3.0 or greater that have been detected in the same area. Every year there are an estimated 13,000 light earthquakes in the world.

Did you feel anything?

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: 55 km NE of Roshtqal’a, Tajikistan.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 72.2743° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.6108° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 184.16 km Depth of the event in kilometers.
Place 55km 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 2019-11-21 01:46:04 Time when the event occurred. UTC/GMT
Updated 2019-12-11 00:04:00 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 246 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 2.073 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.85 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 66 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 us70006asb Id of event.
Event Code 70006asb An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70006asb, A comma-separated list of event ids that are associated to an event.

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