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Tonbak LNG power station

Gas power plant in Bushehr, Iran. Approximate location 27.760306, 52.14044.

GasBushehrIranOCGT

Tonbak LNG power station is a 1,130 MW gas power station in Bushehr, Iran. It is operated by Iran Natural Gas Liquefaction Co [100%]. Based on its capacity (estimated), it can supply roughly 1.3 million homes (estimated). It ranks #25 of 177 Iran power plants by installed capacity. Commissioned in 2010, it is around 16 years old — relatively modern. In context, gas supplies about 89.5% of Iran's electricity; the national grid averages 660 gCO₂/kWh (5.7% low-carbon) (2025).

1,130MW installed capacity
1,272,702homes powered (est.)
2010commissioned (~16 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id GOGPT_tonbaklng_iran.

Data status

Known data

FacilityTonbak LNG power station GEM-GOGPT
CountryIran · Bushehr GEM-GOGPT
Coordinates27.760306, 52.14044 GEM-GOGPT
FuelGas GEM-GOGPT
MW installed capacity1,130 MW GEM GOGPT; source record
OwnerIran Natural Gas Liquefaction Co [100%] GEM-GOGPT
Commissioned2010 GEM-GOGPT
TechnologyOCGT GEM-GOGPT

Calculated from dataset

CO₂ emissions1,781,784 t CO₂·a⁻¹ calculated
Capacity rank in country#25 / 177 calculated
Fuel-specific rank in country#16 / 121 calculated
Capacity vs country/fuel peers2.07× · 546 MW · n=121 calculated
Homes-powered equivalent1,272,702 calculated
Environmental severityC5 · 70/100 derived from coordinates

Not available

GWh reported / yrNot available not in dataset

Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.

Capacity provenance

The public capacity above is the current source-record value. A 2026 tracker candidate lists 810 MW for Tonbak LNG power station, but it is not used as the public primary value until scope is verified (unit vs operating vs installed/project total).

Data provenance

The capacity and fuel fields on this page are source-record values from the upstream open dataset. They are useful for identification and ranking, but they have not been upgraded to a 2026 registry/GEM-location verified value.

capacity: GEM GOGPT; fuel: GEM GOGPT

In context: how this plant compares

At 1,130 MW, Tonbak LNG power station is well above the median gas plant in Iran (546 MW). Technically it is described as OCGT. Gas plants burn natural gas either in open-cycle turbines for fast peaking, or in combined-cycle units that recover exhaust heat in an HRSG to reach roughly 55–62% efficiency — the cleanest-burning fossil option.

Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.

Capacity vs largest gas plants in Iran

Damavand C.C.: 2,868 MW3kDamavand C…Mobarakeh Steel power station: 2,732 MW3kMobarakeh …Shahid Rajaee: 2,044 MW2kShahid Raj…Kerman: 1,912 MW2kKermanChadormalu power station: 1,584 MW2kChadormalu…Parand power station: 1,578 MW2kParand pow…Golgohar Sirjan power station: 1,547 MW2kGolgohar S…PGSEZ power station: 1,500 MW2kPGSEZ powe…

Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).

Owner

Operated by Iran Natural Gas Liquefaction Co [100%].

Climate zone & how it works

This gas plant burns natural gas in a turbine — often in a combined-cycle setup — to generate electricity. It sits in a hot desert climate (Köppen BWh) — Northern Hemisphere, latitude 27.8°N — which shapes how much energy it can produce and how its output varies through the year.

~24°Ctypical annual mean
~34°Ctypical warm-season mean
Hot desert: hot summers and mild winters

Climate zone & typical temperatures: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid).

Site climate & environmental severity

For a plant’s outdoor hardware — heat-recovery steam generators (HRSG), expansion joints, valves, flanges and their insulation — the local climate sets how fast unprotected steel and coatings degrade. This site sits in an aggressive, high-corrosion environment (estimated ISO 9223 class C5 — Very high), with marine salt corrosion the leading environmental stress.

C5ISO 9223 corrosivity (indicative)
70/100environmental-severity index
18.3°Cseasonal temperature swing
10 kmdistance to coast

Higher environmental severity is exactly where protective removable insulation pays back most: a sheltered micro-climate slows corrosion, UV and thermal-cycling damage and extends outdoor hardware service life. This is an indicative site-climate context — not a condition assessment of any specific plant or operator.

Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.

How it compares & nearby plants

The #16 largest gas power plant of 121 in Iran by capacity.

Iran has 121 gas power plants in this dataset, together about 83,060 MW of capacity.

Nearby power plants

Location

Coordinates 27.760306, 52.14044 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Tonbak LNG power station?

Tonbak LNG power station is a 1,130 MW gas power plant in Bushehr, Iran, commissioned in 2010.

How many homes can Tonbak LNG power station power?

Its output is enough to supply roughly 1,272,702 homes (estimated).

Who operates Tonbak LNG power station?

Tonbak LNG power station is operated by Iran Natural Gas Liquefaction Co [100%].

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