M 6.8 in Ecuador on 18 Mar 2023 17:12 UTC

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: 6.8M
Glide number: EQ-2023-000038-ECU
Depth: 66.421 Km
Lat/Lon: -2.8273 , -79.862799999999993
Event Date: 18 Mar 2023 17:12 UTC
18 Mar 2023 12:12 Local
Exposed Population: 650 thousand (in MMI>=VII)
Source: NEIC us7000jl3s
Inserted at: 18 Mar 2023 17:51 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
NEIC 2.2 0 2.7
us7000jl3s Scaled population (raster) 5.32 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

IDAlertScoreDateMag, DepthMMI*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 Guayas (population 2,762,596) . The alertlevel for this event is RED

Intensity Population
490000 people
4.6 million people
2 million people

Affected Provinces

Intensity Region Province Country Population
Guayas Ecuador 130000 people
Azuay Ecuador 22000 people
El Oro Ecuador 340000 people
Guayas Ecuador 3 million people
Azuay Ecuador 580000 people
El Oro Ecuador 250000 people
Canar Ecuador 68000 people
Loja Ecuador 2600 people
Tumbes Peru 180000 people
Los Rios Ecuador 29000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
El Tabor Guayas Ecuador Village - 10 km
Soledad Guayas Ecuador Village - 18 km
Balao Guayas Ecuador Village 12000 people 20 km
Gala de Arriba Guayas Ecuador Village - 25 km
Puerto Buenavista Guayas Ecuador Village - 25 km
Hacienda El Triunfo Guayas Ecuador Village - 26 km
Aguapiedra Guayas Ecuador Village - 28 km
San Miguel Guayas Ecuador Village - 28 km
Camilo Ponce Enríquez Azuay Ecuador Village - 29 km
Campo Alegre Guayas Ecuador Village - 31 km
Victoria Azuay Ecuador Village - 31 km
Naranjal Guayas Ecuador Village 32000 people 32 km
Tendales El Oro Ecuador Village - 33 km
Pagua El Oro Ecuador Village - 33 km
Salinas Guayas Ecuador Village - 34 km
El Paraíso El Oro Ecuador Village - 35 km
Subida Alta Guayas Ecuador Village - 41 km
San Carlos Guayas Ecuador Village - 44 km
Posorja Guayas Ecuador Village - 45 km
El Guabo El Oro Ecuador Village - 46 km
Machala El Oro Ecuador City 200000 people 50 km
Data Guayas Ecuador Village - 50 km
Union Colombiana El Oro Ecuador Village - 51 km
Jesús María Guayas Ecuador Village - 55 km
Naranjos Azuay Ecuador Village - 50 km
Santa Marta Azuay Ecuador Village - 51 km
Zapallo Loma Azuay Ecuador Village - 53 km
Sabana Grande Guayas Ecuador Village - 55 km
Pasaje El Oro Ecuador Village 45000 people 55 km
Recreo Guayas Ecuador Village - 59 km
San Miguel Guayas Ecuador Village - 61 km
Safando Guayas Ecuador Village - 61 km
El Mate Guayas Ecuador Village - 62 km
Mercedes Guayas Ecuador Village - 63 km
Las Huacas El Oro Ecuador Village - 65 km
Shagli Azuay Ecuador Village - 66 km
Vainilla Guayas Ecuador Village - 66 km
San Antonio Guayas Ecuador Village - 67 km
Tauro Guayas Ecuador Village - 69 km
Cedropamba Cañar Ecuador Village - 69 km
Guayaquil Guayas Ecuador Major city 1.9 million people 69 km
Daligshi El Oro Ecuador Village - 69 km
Chongoncito Guayas Ecuador Village - 70 km
Santa Rosa El Oro Ecuador Village 41000 people 70 km
Tamarindo Guayas Ecuador Village - 71 km
San Francisco El Oro Ecuador Village - 72 km
Alfaro Guayas Ecuador Village - 72 km
Tembleque El Oro Ecuador Village - 73 km
Gómez Rendón Guayas Ecuador Village - 73 km
Chalcalo Azuay Ecuador Village - 74 km
Calvario El Oro Ecuador Village - 74 km
Rumiurco Azuay Ecuador Village - 74 km
Engabao Guayas Ecuador Village - 75 km
M.J. Calle Guayas Ecuador Village - 75 km
Salinas El Oro Ecuador Village - 75 km
La Troncal Canar Ecuador Village 36000 people 75 km
Manzano Azuay Ecuador Village - 77 km
San Antonio El Oro Ecuador Village - 77 km
Chilla El Oro Ecuador Village - 78 km
Avanzada El Oro Ecuador Village - 79 km
Huiroguaico Azuay Ecuador Village - 79 km
Santa Isabel Loja Ecuador Village - 81 km
Sitio Córdova Guayas Ecuador Village - 81 km
Guanazán El Oro Ecuador Village - 82 km
Curiloma Azuay Ecuador Village - 82 km
Boliche Guayas Ecuador City - 83 km
Chacras El Oro Ecuador Village - 84 km
Yaguachi Guayas Ecuador Village 28000 people 84 km
Pascuales Guayas Ecuador Village - 84 km
G. Muñoz Guayas Ecuador Village - 85 km
José Real Guayas Ecuador Village - 87 km
Enganga Guayas Ecuador Village - 88 km
Zarumilla Tumbes Peru Village 17000 people 88 km
Zacachun Guayas Ecuador Village - 89 km
Playas El Oro Ecuador Village - 89 km
Mariscal Sucre Guayas Ecuador Village - 90 km
Piedras El Oro Ecuador Village - 90 km
Colegio Azuay Ecuador Village - 93 km
Victoria Guayas Ecuador Village - 94 km
El Burro Azuay Ecuador Village - 94 km
Capone Guayas Ecuador Village - 94 km
Guangala Guayas Ecuador Village - 94 km
Cuenca Azuay Ecuador City 280000 people 95 km
San Luis Azuay Ecuador Village - 95 km
Zapotal Guayas Ecuador Village - 96 km
Pueblo Nuevo Tumbes Peru Village - 96 km
Tamarindo Guayas Ecuador Village - 97 km
Lorenzo de Garaicoa Guayas Ecuador Village - 97 km
Palmales El Oro Ecuador Village - 98 km
Tispa Azuay Ecuador Village - 99 km
San Rafael Guayas Ecuador Village - 100 km
Matagalo Tumbes Peru Village - 101 km
San Luis Guayas Ecuador Village - 101 km
El Bunque El Oro Ecuador Village - 102 km
Canduy Guayas Ecuador Village - 102 km
Nobol Guayas Ecuador Village - 102 km
Azúcar Guayas Ecuador Village - 102 km
Engullima Guayas Ecuador Village - 103 km
Bucay Chimborazo Ecuador Village - 103 km
Tumbes Tumbes Peru City 110000 people 105 km
Daule Guayas Ecuador Village 48000 people 107 km
Lomas de Sargentillo Guayas Ecuador Village 7500 people 108 km
Tacural Tumbes Peru Village - 108 km
Baquerizo Moreno Guayas Ecuador Village - 109 km
Corrales Tumbes Peru Village - 110 km
Río Verde Guayas Ecuador Village - 110 km
Isidro Ayora Guayas Ecuador Village - 110 km
Bocana Guayas Ecuador Village - 111 km
San Vicente Guayas Ecuador Village - 112 km

see full list

Critical infrastructure

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

Airports

Intensity Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Maragrosa 5 0 7 km
Guabital 8 0 21 km
La Mina 4 0 42 km
Posorja 5 0 46 km
General Serrano MCH 4 Civ. Paved Yes 5400 50 km
Banasur 9 0 57 km
Taura 17 0 68 km
La Puntilla 14 0 68 km
Victor Larrea 52 Civ. Paved No 3400 68 km
Simon Bolivar International GYE 5 Civ. Paved Yes 8000 74 km
La Carolina 23 0 77 km
San Carlos 30 0 87 km
Mariscal Lamar CUE 2530 Civ. Paved Yes 6200 98 km
Pedro Canga TBP 25 Civ. Unpaved Yes 8200 99 km

Ports

Intensity Name LOCODE Country Distance
Puna ECPUN Ecuador 9 km
Puerto Bolivar ECPBO Ecuador 48 km
Prtmaritimo Ecuador 60 km
Guayaquil ECGYE Ecuador 69 km
Duran ECDUN Ecuador 71 km

Dams

Intensity Reservoir Dam Name River Year Distance
Tahuin Arenillas 1988 90 km

More information

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