Overview
GEM tracks 3 units or phases at this site (operating 1.36 GW).
Technology: combined cycle; fuel: natural gas, fossil liquids: fuel oil, natural gas.
Ownership: PT PLN Indonesia Power (parent company: PT PLN (Persero)).
Why it matters
- The 7th-largest oil- and gas-fired power station in Indonesia by capacity (of 59 operating oil & gas facilities tracked).
- Provides about 5.2% of Indonesia's operating oil & gas capacity and roughly 1.4% of all operating power capacity in the country in the dataset.
- Gas-fired plants — especially combined-cycle units — provide flexible output that can ramp quickly to balance demand and variable renewables, so their availability is closely tied to gas supply and prices.
Units and phases
| Unit / phase | Capacity | Status | Technology | Start | Retired |
|---|---|---|---|---|---|
| 1 | 456 MW | combined cycle | 1997 | ||
| 2 | 450 MW | combined cycle | 2020 | ||
| 3-1 | 450 MW | combined cycle | 2019 |
Location
Frequently asked questions
What is the capacity of Grati power station?
Grati power station has a capacity of 1.36 GW according to the latest Global Energy Monitor data.
Who owns Grati power station?
PT PLN Indonesia Power — parent company: PT PLN (Persero).
Where is Grati power station located?
It is located in Jawa, Indonesia. Approximate coordinates: -7.6517, 113.0244.
When did Grati power station start operating?
Start year: 1997. Current status: Operating.




