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 6.9 in Ecuador from 18 Mar 2023 17:12 UTC to 17:12

Hazard models

Rapid Impact

Shakemap

Tsunami

Event summary

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

Earthquake Magnitude:	6.9M
Glide number:	EQ-2023-000038-ECU
Depth:	75 Km
Lat/Lon:	-2.781 , -79.55
Event Date:	18 Mar 2023 17:12 UTC 18 Mar 2023 12:12 Local
Exposed Population:	620 thousand (in MMI>=VII)
Source:	PTWC pt23077000
Inserted at:	18 Mar 2023 17:21 UTC
INFORM Coping capacity of the alert score:	4.3 (Ecuador)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake (Rapid Impact)		Tsunami		GDACS score
PTWC	2.1		0		2.1
pt23077000	Scaled population (raster)	4.85	Max wave alert	0m
	C1 rapid impact	-0.59	Max wave realtime	0m
	C2 rapid impact	0.53
	Country Vulnerability	0
	INFORM_normalised	1.85

Maximum expected impact using different data sources.

The green area correspond to areas affected by strong shaking (MMI VI or higher) according to the simulation.

Episode Timeline

ID	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1496194	2.1	18 Mar 2023 17:12	6.9M, 75km	7.16	620 thousand (in MMI>=VII)	0m (at 00:00)	00:08	PTWC
1496199	1.7	18 Mar 2023 17:12	6.7M, 65.652km	6.93	140 thousand (in MMI>=VII)	0m (at 00:00)	00:16	NEIC
1496206	2.2	18 Mar 2023 17:12	6.8M, 66.421km	7.1	490 thousand (in MMI>=VII)	0m (at 00:00)	00:38	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.

Rapid Impact

The results presented below are calculated with the ShakeMap open source software (USGS) using only earthquake hypocenter information to provide a rapid estimation of the ground motion and shaking intensity without taking into account any instrumental observations or earthquake source scaling laws.

Exposed population

The earthquake happened in Ecuador ,of Azuay (population 555,881) . The alertlevel for this event is RED

Intensity	Population
	620000 people
	5.1 million people
	2.4 million people

Affected Provinces

Region Province	Country	Population
Azuay	Ecuador	330000 people
Guayas	Ecuador	200000 people
Canar	Ecuador	66000 people
El Oro	Ecuador	70000 people
Azuay	Ecuador	460000 people
Guayas	Ecuador	3 million people
Canar	Ecuador	190000 people
El Oro	Ecuador	560000 people
Loja	Ecuador	34000 people
Chimborazo	Ecuador	33000 people
Bolivar	Ecuador	1300 people
Los Rios	Ecuador	270000 people
Morona-Santiago	Ecuador	<1000 people
Zamora-Chinchipe	Ecuador	<1000 people
Tumbes	Peru	54000 people

Affected populated places. Areas of interest

Name	Region Province	Country	City class	Population	Distance
Naranjal	Guayas	Ecuador	Village	32000 people	14 km
Victoria	Azuay	Ecuador	Village	-	15 km
Zapallo Loma	Azuay	Ecuador	Village	-	17 km
Soledad	Guayas	Ecuador	Village	-	18 km
Santa Marta	Azuay	Ecuador	Village	-	20 km
San Miguel	Guayas	Ecuador	Village	-	21 km
Balao	Guayas	Ecuador	Village	12000 people	22 km
Naranjos	Azuay	Ecuador	Village	-	25 km
Hacienda El Triunfo	Guayas	Ecuador	Village	-	26 km
Jesús María	Guayas	Ecuador	Village	-	30 km
Gala de Arriba	Guayas	Ecuador	Village	-	33 km
Camilo Ponce Enríquez	Azuay	Ecuador	Village	-	37 km
Cedropamba	Cañar	Ecuador	Village	-	39 km
Puerto Buenavista	Guayas	Ecuador	Village	-	39 km
El Tabor	Guayas	Ecuador	Village	-	40 km
El Paraíso	El Oro	Ecuador	Village	-	41 km
Pagua	El Oro	Ecuador	Village	-	43 km
La Troncal	Canar	Ecuador	Village	36000 people	49 km
Vainilla	Guayas	Ecuador	Village	-	49 km
Tendales	El Oro	Ecuador	Village	-	50 km
M.J. Calle	Guayas	Ecuador	Village	-	52 km
San Carlos	Guayas	Ecuador	Village	-	52 km
Recreo	Guayas	Ecuador	Village	-	55 km
El Guabo	El Oro	Ecuador	Village	-	60 km
Tauro	Guayas	Ecuador	Village	-	60 km
Aguapiedra	Guayas	Ecuador	Village	-	60 km
Cuenca	Azuay	Ecuador	City	280000 people	61 km
Shagli	Azuay	Ecuador	Village	-	47 km
Manzano	Azuay	Ecuador	Village	-	53 km
Rumiurco	Azuay	Ecuador	Village	-	56 km
Curiloma	Azuay	Ecuador	Village	-	56 km
Huiroguaico	Azuay	Ecuador	Village	-	57 km
Chalcalo	Azuay	Ecuador	Village	-	58 km
San Luis	Azuay	Ecuador	Village	-	60 km
Girón	Azuay	Ecuador	Village	-	62 km
Colegio	Azuay	Ecuador	Village	-	63 km
Chontamarca	Cañar	Ecuador	Village	-	64 km
San Francisco	El Oro	Ecuador	Village	-	65 km
Campo Alegre	Guayas	Ecuador	Village	-	66 km
Daligshi	El Oro	Ecuador	Village	-	66 km
Sitio Córdova	Guayas	Ecuador	Village	-	66 km
Pasaje	El Oro	Ecuador	Village	45000 people	66 km
Santa Isabel	Loja	Ecuador	Village	-	66 km
Union Colombiana	El Oro	Ecuador	Village	-	68 km
Salinas	Guayas	Ecuador	Village	-	68 km
Tispa	Azuay	Ecuador	Village	-	69 km
El Burro	Azuay	Ecuador	Village	-	69 km
José Real	Guayas	Ecuador	Village	-	70 km
Machala	El Oro	Ecuador	City	200000 people	70 km
Purín	Azuay	Ecuador	Village	-	71 km
Cañar	Cañar	Ecuador	Village	12000 people	71 km
General Morales	Cañar	Ecuador	Village	-	72 km
Percadil	Azuay	Ecuador	Village	-	72 km
Boliche	Guayas	Ecuador	City	-	72 km
Uculoma	Cañar	Ecuador	Village	-	73 km
San Nicolás	Cañar	Ecuador	Village	-	74 km
Biblián	Cañar	Ecuador	Village	-	74 km
Alfaro	Guayas	Ecuador	Village	-	74 km
Guayaquil	Guayas	Ecuador	Major city	1.9 million people	75 km
Blanco Macas	Azuay	Ecuador	Village	-	75 km
San Juan	Cañar	Ecuador	Village	-	75 km
Chaupihacienda	Azuay	Ecuador	Village	-	75 km
Mariscal Sucre	Guayas	Ecuador	Village	-	75 km
San Rafael	Guayas	Ecuador	Village	-	75 km
Subida Alta	Guayas	Ecuador	Village	-	75 km
Guanazán	El Oro	Ecuador	Village	-	76 km
Bucay	Chimborazo	Ecuador	Village	-	76 km
Chilla	El Oro	Ecuador	Village	-	77 km
Yaguachi	Guayas	Ecuador	Village	28000 people	78 km
Posorja	Guayas	Ecuador	Village	-	78 km
Llagos	Chimborazo	Ecuador	Village	-	78 km
Azogues	Cañar	Ecuador	City	34000 people	79 km
Manú	Loja	Ecuador	Village	-	79 km
Victoria	Bolívar	Ecuador	Village	-	79 km
Ingapirca	Cañar	Ecuador	Village	-	80 km
Lorenzo de Garaicoa	Guayas	Ecuador	Village	-	80 km
San José de Raranga	Azuay	Ecuador	Village	-	80 km
La Esperanza	Azuay	Ecuador	Village	-	81 km
Sabana Grande	Guayas	Ecuador	Village	-	81 km
Lluzhapa	Loja	Ecuador	Village	-	82 km
Data	Guayas	Ecuador	Village	-	83 km
Mercedes	Guayas	Ecuador	Village	-	83 km
Chongoncito	Guayas	Ecuador	Village	-	84 km
Cochapata	Azuay	Ecuador	Village	-	85 km
Safando	Guayas	Ecuador	Village	-	85 km
Santa Rosa	El Oro	Ecuador	Village	41000 people	87 km
San Luis	Guayas	Ecuador	Village	-	87 km
Capilla Mauta	Azuay	Ecuador	Village	-	87 km
Calvario	El Oro	Ecuador	Village	-	88 km
Gualaceo	Azuay	Ecuador	Village	17000 people	88 km
Paute	Azuay	Ecuador	Village	-	88 km
Selva Alegre	Loja	Ecuador	Village	-	88 km
Piedras Verdes	El Oro	Ecuador	Village	-	88 km
El Mate	Guayas	Ecuador	Village	-	89 km
Chunchi	Chimborazo	Ecuador	Village	-	89 km
Pascuales	Guayas	Ecuador	Village	-	89 km
Sigsig	Azuay	Ecuador	Village	-	90 km
San Miguel	Guayas	Ecuador	Village	-	91 km
Las Huacas	El Oro	Ecuador	Village	-	92 km
Capone	Guayas	Ecuador	Village	-	92 km
Tamarindo	Guayas	Ecuador	Village	-	93 km
Parig	Azuay	Ecuador	Village	-	93 km
San Antonio de Cumbe	Loja	Ecuador	Village	-	94 km
Tamarindo	Guayas	Ecuador	Village	-	94 km
Avanzada	El Oro	Ecuador	Village	-	95 km
Pillangal	Loja	Ecuador	Village	-	95 km
San Antonio	El Oro	Ecuador	Village	-	96 km
El Bosque	El Oro	Ecuador	Village	-	96 km
San Antonio	Guayas	Ecuador	Village	-	97 km
Urdaneta	Loja	Ecuador	Village	-	98 km
Baquerizo Moreno	Guayas	Ecuador	Village	-	99 km
Saraguro	Loja	Ecuador	Village	-	99 km
Gómez Rendón	Guayas	Ecuador	Village	-	100 km
Victoria	Guayas	Ecuador	Village	-	100 km
Tembleque	El Oro	Ecuador	Village	-	101 km
Patagrande	El Oro	Ecuador	Village	-	101 km
Piedras	El Oro	Ecuador	Village	-	101 km
Zaruma	El Oro	Ecuador	Village	12000 people	102 km
Chacras	El Oro	Ecuador	Village	-	103 km
R. Crespo Toral	Morona-Santiago	Ecuador	Village	-	103 km
Salinas	El Oro	Ecuador	Village	-	104 km
Playas	El Oro	Ecuador	Village	-	105 km
G. Muñoz	Guayas	Ecuador	Village	-	106 km
Engabao	Guayas	Ecuador	Village	-	107 km
Pinas	El Oro	Ecuador	Village	14000 people	108 km
Nobol	Guayas	Ecuador	Village	-	109 km
Curtincapa	El Oro	Ecuador	Village	-	109 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
Guabital		8				0	15 km
Maragrosa		5				0	29 km
La Puntilla		14				0	42 km
La Carolina		23				0	48 km
La Mina		4				0	54 km
Taura		17				0	61 km
Mariscal Lamar	CUE	2530	Civ.	Paved	Yes	6200	64 km
San Carlos		30				0	69 km
General Serrano	MCH	4	Civ.	Paved	Yes	5400	71 km
Banasur		9				0	71 km
Simon Bolivar International	GYE	5	Civ.	Paved	Yes	8000	78 km
Posorja		5				0	79 km
Victor Larrea		52	Civ.	Paved	No	3400	87 km
Martinica		27				0	115 km
Hacienda la Julia		15				0	119 km
Babahoyo North		17				0	119 km
La Clementina		100				0	120 km
Pedro Canga	TBP	25	Civ.	Unpaved	Yes	8200	126 km

Ports

Name	LOCODE	Country	Distance
Puna	ECPUN	Ecuador	39 km
Prtmaritimo		Ecuador	67 km
Puerto Bolivar	ECPBO	Ecuador	71 km
Guayaquil	ECGYE	Ecuador	74 km
Duran	ECDUN	Ecuador	75 km

Dams

Intensity	Reservoir	Dam Name	River	Year	Distance
		Tahuin	Arenillas	1988	107 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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