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November 30, 2021

Ttanti Power Plant, Chile

By Carmen

The Ttanti Power Plant is 1,290MW gas fired power project. It is planned in Antofagasta, Chile. The project is currently in permitting stage. It will be developed in multiple phases. The project construction is likely to commence in 2022 and is expected to enter into commercial operation in 2024.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Thermal 1,290 1,290 Permitting Antofagasta, Chile GasAtacama Generacion


The project is being developed and currently owned by GasAtacama Generacion.

It is a combined cycle gas turbine (ccgt) power plant. The power plant can run on dual-fuel. The primary fuel being used to power the plant will be natural gas. In case of shortage of natural gas the plant will run on Fuel Oil. The fuel will be procured from GasAtacama SA.

The project cost is expected to be around $1,300m.

Development Status

The project construction is expected to commence from 2022. Subsequent to that it will enter into commercial operation by 2024.

About GasAtacama Generacion

GasAtacama Generacion SA (GasAtacama Generacion) is an alternative energy company, based in Chile. The company operates through Power Generation. It operates as a combined cycle natural gas fired power plant with 786 MW of capacity. The company’s products and services include generation of electric power and distribution of natural gas to its huge number of customers. It also operates 411 KM long Nor Andino pipeline conecting Paso Jama and Mejillones. The company distributes natural gas through its 530 KM long Atacama pipeline system between Coronel Cornejo (Argentina) and Paso de Jama. GasAtacama Generacion is headquartered in Santiago, Chile.


All power projects included in this report are drawn from GlobalData’s Power Intelligence Center. The information regarding the project parameters is sourced through secondary information sources such as electric utilities, equipment manufacturers, developers, project proponent’s – news, deals and financial reporting, regulatory body, associations, government planning reports and publications. Wherever needed the information is further validated through primary from various stakeholders across the power value chain and professionals from leading players within the power sector.

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