Overall Green Earthquake alert in Chile on 30 Sep 2021 15:54 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 4.5 in Chile on 30 Sep 2021 15:54 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:	4.5M
Depth:	126.39 Km
Lat/Lon:	-21.0634 , -68.6865
Event Date:	30 Sep 2021 15:54 UTC 30 Sep 2021 12:54 Local
Exposed Population:	10 thousand in 100km
Source:	NEIC us6000fqhd
Inserted at:	30 Sep 2021 16:20 UTC
INFORM Coping capacity of the alert score	5.4 (Bolivia)
INFORM Coping capacity of the affected contries:	Bolivia= 5.4; Chile= 3

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0		0
us6000fqhd	Scaled population (vector)	3.96
	C1 earthquake	1
	C2 earthquake	0
	Country Vulnerability	0
	INFORM_normalised	1.04

Maximum expected impact using different data sources.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1399500		0	30 Sep 2021 15:54	4.5M, 126.39km	N/A	10 thousand (in 100km)		00:25	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 Chile , Region of Antofagasta (population 423,780) . The nearest places are Collahuasi, Collaguasi, Ujina, Casa de Piedra, Alojamiento Sallihuinca, Yuma, Chusquina, Saitoco, Tolar, Cuspe, and Agua.

Radius	Population
100 km	11000 people
75 km	4400 people
50 km	2200 people
20 km	<1000 people
10 km	<1000 people
5 km	no people
2 km	no people

Affected Provinces

Region Province	Country	Population
Antofagasta	Chile	420000 people
Tarapaca	Chile	350000 people
Potosi	Bolivia	820000 people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Collahuasi	Tarapaca	Chile	Village	-	8 km
Collaguasi	Tarapaca	Chile	Village	-	9 km
Ujina	Tarapacá	Chile	Village	-	13 km
Casa de Piedra	Tarapacá	Chile	Village	-	13 km
Alojamiento Sallihuinca	Tarapacá	Chile	Village	-	16 km
Yuma	Antofagasta	Chile	Village	-	20 km
Chusquina	Tarapaca	Chile	Village	-	22 km
Saitoco	Tarapaca	Chile	Village	-	24 km
Tolar	Tarapacá	Chile	Village	-	26 km
Cuspe	Potosi	Bolivia	Village	-	26 km
Aucanquilcha	Antofagasta	Chile	Village	-	27 km
El Chocal	Tarapaca	Chile	Village	-	29 km
Cuesta Apacheta	Tarapacá	Chile	Village	-	29 km
Quehuita	Tarapaca	Chile	Village	-	32 km
Chela	Antofagasta	Chile	Village	-	33 km
Pasaca	Tarapacá	Chile	Village	-	33 km
Puquios	Antofagasta	Chile	Village	-	33 km
Cenoicha	Potosi	Bolivia	Village	-	34 km
Lagunita	Potosi	Bolivia	Village	-	35 km
Cosca	Antofagasta	Chile	Village	-	35 km
Cautenicsa	Tarapaca	Chile	Village	-	37 km
Caya	Tarapaca	Chile	Village	-	39 km
Amincha	Antofagasta	Chile	Village	-	40 km
Alojamiento de Quitala	Tarapacá	Chile	Village	-	40 km
Aguada de Poruncha	Potosí	Bolivia	Village	-	41 km
Alto de Tuna	Tarapaca	Chile	Village	-	44 km
Chela	Potosí	Bolivia	Village	-	45 km
Laguani	Potosí	Bolivia	Village	-	45 km
Tilla	Potosi	Bolivia	Village	-	46 km
Alto del Molino	Tarapaca	Chile	Village	-	46 km
Buenaventura	Antofagasta	Chile	Village	-	47 km
Mina San Pedro	Tarapaca	Chile	Village	-	48 km
Ollagüe	Antofagasta	Chile	Village	-	48 km
Guatacondo	Tarapacá	Chile	Village	-	49 km
Caracote	Antofagasta	Chile	Village	-	49 km
Chictusa	Tarapaca	Chile	Village	-	49 km
Lipita	Tarapaca	Chile	Village	-	49 km
Pacu-Pacu	Potosi	Bolivia	Village	-	49 km
Tamentica	Tarapaca	Chile	Village	-	51 km
Loma	Potosi	Bolivia	Village	-	51 km
Alona	Tarapaca	Chile	Village	-	57 km
Mani	Tarapacá	Chile	Village	-	57 km
Empexa	Potosí	Bolivia	Village	-	58 km
Chara	Tarapacá	Chile	Village	-	58 km
Aguada de Jaraloma	Potosí	Bolivia	Village	-	59 km
Coripilla	Potosí	Bolivia	Village	-	60 km
La Carillana	Potosí	Bolivia	Village	-	60 km
Napa	Potosí	Bolivia	Village	-	61 km
Estancia Laguna Verde	Potosí	Bolivia	Village	-	61 km
Aimani	Antofagasta	Chile	Village	-	61 km
Cahuisa	Tarapacá	Chile	Village	-	63 km
Manuel Vilca	Potosi	Bolivia	Village	-	64 km
Lequena	Antofagasta	Chile	Village	-	65 km
Bala	Potosí	Bolivia	Village	-	65 km
Chacarilla	Tarapacá	Chile	Village	-	65 km
El Algarrobal	Tarapacá	Chile	Village	-	67 km
Estancia Towe	Potosí	Bolivia	Village	-	68 km
Estancia Tapis	Potosí	Bolivia	Village	-	68 km
Pelcoya	Potosi	Bolivia	Village	-	69 km
Ramadas	Tarapaca	Chile	Village	-	69 km
Agua	Potosí	Bolivia	Village	-	70 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
Coposa		3788				0	35 km

More information

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

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