Overall Green Earthquake alert in Russian Federation on 20 Oct 2021 04:45 UTC

GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve alerts, information exchange and coordination in the first phase after major sudden-onset disasters.

M 4.7 in Russian Federation on 20 Oct 2021 04:45 UTC

Hazard models

EQ parameters

Shakemap

Tsunami

Event summary

This earthquake is expected to have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

Earthquake Magnitude:	4.7M
Depth:	10 Km
Lat/Lon:	43.2326 , 45.5898
Event Date:	20 Oct 2021 04:45 UTC 20 Oct 2021 07:45 Local
Exposed Population:	2.7 million in 100km
Source:	NEIC us6000fw1d
Inserted at:	20 Oct 2021 05:09 UTC
INFORM Coping capacity of the alert score	4.6 (Russia)
INFORM Coping capacity of the affected contries:	Russia= 4.6; Georgia= 3.4

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0.2		0.2
us6000fw1d	Scaled population (vector)	6.81
	C1 earthquake	0.74
	C2 earthquake	-0.13
	Country Vulnerability	-0.43
	INFORM_normalised	0.94

Maximum expected impact using different data sources.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1403399		0.2	20 Oct 2021 04:45	4.7M, 10km	N/A	2.7 million (in 100km)		00:24	NEIC
1403759		0.2	20 Oct 2021 04:45	4.8M, 10km	N/A	2.7 million (in 100km)		1d 17:41	NEIC

The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.

The episode that has the last updated information.

* The max MMI detected for sources having shakemaps;
** The population detected in MMI>=7 for episode with shakemap or in a 100km radius;
*** The tsunami max height.

Exposed population

The earthquake happened in Russian Federation , Republic of Chechenskaya Respublika. The nearest places are Alchantschurt, Alkhan-Kala, Aldy, Goity, Blagodatnoye, Khadis-Yurt, Grozny, Urus-Martan, Rabochiy Gorodok, Gikalovskiy, and Vladikavkaz.

Radius	Population
100 km	2.7 million people
75 km	1.7 million people
50 km	1.1 million people
20 km	490000 people
10 km	110000 people
5 km	16000 people
2 km	3600 people

Affected Provinces

Region Province	Country	Population
Chechenskaya Respublika	Russian Federation	-

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Alchantschurt	Chechnya	Russia	Village	-	2 km
Alkhan-Kala	Chechnya	Russia	Village	10000 people	5 km
Aldy	Chechnya	Russia	Village	-	6 km
Goity	Chechnya	Russia	Village	-	9 km
Blagodatnoye	Chechnya	Russia	Village	-	11 km
Khadis-Yurt	Chechnya	Russia	Village	-	11 km
Grozny	Chechnya	Russia	Major city	-	12 km
Urus-Martan	Chechnya	Russia	City	41000 people	12 km
Rabochiy Gorodok	Chechnya	Russia	Village	-	13 km
Gikalovskiy	Chechnya	Russia	Village	-	13 km
Prigorodnoye	Chechnya	Russia	Village	4900 people	14 km
Valerak	Chechnya	Russia	Village	-	15 km
Staraya Sunzha	Chechnya	Russia	Village	7800 people	16 km
Shaami-Yurt	Chechnya	Russia	Village	3200 people	17 km
Nagayeva	Chechnya	Russia	Village	-	17 km
Chechen-Aul	Chechnya	Russia	Village	7100 people	17 km
Predgornoye	Chechnya	Russia	Village	-	17 km
Lesnoye	Chechnya	Russia	Village	-	18 km
Katyr-Yurt	Chechnya	Russia	Village	9100 people	18 km
Roshni-Chu	Chechnya	Russia	Village	4200 people	19 km
Gekhi-Chu	Chechnya	Russia	Village	-	19 km
Pervomayskaya	Chechnya	Russia	Village	5000 people	19 km
Ataga	Chechnya	Russia	Village	-	19 km
Lipovka	Chechnya	Russia	Village	-	19 km
Alkhazurovo	Chechnya	Russia	Village	5400 people	19 km
Berdykel'	Chechnya	Russia	Village	-	20 km
Goichu	Chechnya	Russia	Village	-	20 km
Belgatoy	Chechnya	Russia	Village	3200 people	21 km
Grushevoye	Chechnya	Russia	Village	-	21 km
Nadrech'ye	Chechnya	Russia	Village	-	22 km
Michurinskiy	Chechnya	Russia	Village	-	22 km
Zernosovkhozskiy	Chechnya	Russia	Village	-	23 km
Argun	Chechnya	Russia	City	-	23 km
Chiri-Yurt	Chechnya	Russia	Village	5100 people	24 km
Podgornoye	Chechnya	Russia	Village	-	24 km
Samashki	Ingushetiya	Russia	Village	11000 people	25 km
Duba-Yurt	Chechnya	Russia	Village	5700 people	25 km
Achkhay-martan	Ingushetiya	Russia	City	-	25 km
Goryacheistochnenskaya	Chechnya	Russia	Village	-	26 km
Petropavlovskaya	Chechnya	Russia	Village	3600 people	26 km
Kizilovo	Chechnya	Russia	Village	-	26 km
Davydenko	Ingushetiya	Russia	Village	-	27 km
Mesker-Yurt	Chechnya	Russia	Village	11000 people	27 km
Germenchak	Chechnya	Russia	Village	-	27 km
Shali	Chechnya	Russia	City	-	27 km
Tolstav-Yurt	Chechnya	Russia	Village	-	28 km
Chuzhi-Chu	Chechnya	Russia	Village	-	30 km
Trëkhgor'ye	Chechnya	Russia	Village	-	30 km
Il'inskaya	Chechnya	Russia	Village	-	31 km
Novyye Arshty	Ingushetiya	Russia	Village	-	31 km
Razdol'noye	Chechnya	Russia	Village	-	31 km
Bamut	Ingushetiya	Russia	Village	5100 people	33 km
Novyy Yurt	Chechnya	Russia	Village	-	33 km
Meredzhoi-Beram	Chechnya	Russia	Village	-	34 km
Assinovskaya	Ingushetiya	Russia	Village	10000 people	34 km
Maloye	Chechnya	Russia	Village	-	34 km
Podlesnoye	Chechnya	Russia	Village	-	34 km
Sovetskiy	Chechnya	Russia	Village	-	35 km
Dzhalka	Chechnya	Russia	Village	6200 people	35 km
Oktyabr'skoye	Chechnya	Russia	Village	-	35 km
Agashty	Chechnya	Russia	Village	-	35 km
Terskoye	Chechnya	Russia	Village	-	35 km
Avturi	Chechnya	Russia	Village	-	35 km
Aslambekovskoye	Ingushetiya	Russia	Village	-	36 km
Zibar-Yurt	Chechnya	Russia	Village	-	36 km
Adu-Yurt	Chechnya	Russia	Village	-	36 km
Ken'-Yurt	Chechnya	Russia	Village	-	36 km
Nikolaevskaya	Chechnya	Russia	Village	-	36 km
Dal'neye	Chechnya	Russia	Village	-	37 km
Gel'dygen	Chechnya	Russia	Village	-	37 km
Chemul'ga	Ingushetiya	Russia	Village	-	37 km
Krasnoarmeyskoye	Chechnya	Russia	Village	-	38 km
Shedy-Yurt	Chechnya	Russia	Village	-	38 km
Avarskoye	Chechnya	Russia	Village	-	38 km
Chervlennaya	Chechnya	Russia	City	-	38 km
Kirov-Yurt	Chechnya	Russia	Village	-	38 km
Kalinovskaya	Chechnya	Russia	City	8300 people	38 km
Gurchi	Chechnya	Russia	Village	-	38 km
Khvarshini	Chechnya	Russia	Village	-	39 km
Arshty	Ingushetiya	Russia	Village	-	39 km
Benoy	Chechnya	Russia	Village	-	39 km
Konëv	Chechnya	Russia	Village	-	39 km
Zandak-Irzu	Chechnya	Russia	Village	-	39 km
Umarok	Chechnya	Russia	Village	-	40 km
Terkhi	Chechnya	Russia	Village	-	40 km
Kurchaloy	Chechnya	Russia	Village	21000 people	40 km
Bukuzi	Chechnya	Russia	Village	-	41 km
Kalinovskiy	Chechnya	Russia	Village	-	41 km
Gilech	Ingushetiya	Russia	Village	-	41 km
Dutsu-Khote	Chechnya	Russia	Village	-	41 km
Nizhneye Klyuchevoye	Ingushetiya	Russia	Village	-	41 km
Sovetskoye	Chechnya	Russia	Village	-	41 km
Peshkhob	Chechnya	Russia	Village	-	41 km
Belorech'ye	Chechnya	Russia	Village	-	42 km
Novo-Braguny	Chechnya	Russia	Village	-	43 km
Tumsoy	Chechnya	Russia	Village	-	43 km
Nui	Chechnya	Russia	Village	-	44 km
Savel'yevskaya	Chechnya	Russia	Village	-	44 km
Nizhniye Bereshki	Ingushetiya	Russia	Village	-	44 km
Mayortun	Chechnya	Russia	Village	-	44 km

see full list

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Airports

Name	IATA Code	Elevation (m)	Usage	Runway type	IFR	Runway Length (ft)	Distance
Groznyy-Goyty East		213				0	10 km
Groznyy East		137				0	17 km
Groznyy	GRV	167				0	20 km
Petropavlovskaya		128				0	28 km
Tolstov-Yurt		91				0	31 km
Kalinovskaya		70				0	41 km
Ordzhonvldzevskaya		351				0	47 km
Vladikavkaz	OGZ	501	Civ.	Paved	Yes	9800	80 km
Ordzhonikidze West		661				0	82 km
Mozdok / Veselovksoye		137				0	92 km

More information

For a full list of available products related to this event, please refer to the GDACS Resources page.

Disclaimer
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