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Sarroch power station

Gas power plant in Sardinia, Italy. Approximate location 39.0963, 9.0116.

GasSardiniaItalyCCGT · HRSGCO₂ modelled

Sarroch power station is a 83 MW gas power plant in Sardinia, Italy. It is operated by Saras SpA [100%]. Based on its capacity (estimated), it can supply roughly 94k homes (estimated). It ranks #180 of 489 Italy power plants by installed capacity. Commissioned in 1970, it is around 56 years old — an older, legacy facility. Its modelled annual emissions are 117,822 t CO₂/yr (Climate TRACE), equivalent to about 27k cars driven for a year. In context, gas supplies about 47.2% of Italy's electricity; the national grid averages 285 gCO₂/kWh (48.8% low-carbon) (2025).

83Source-backed capacity
1HRSG unit(s)
93,932homes powered (est.)
117,822t CO₂ / yr (Climate TRACE)
1970commissioned (~56 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id CT-216.

Data status

Known data

FacilitySarroch power station Climate TRACE
CountryItaly · Sardinia Climate TRACE
Coordinates39.0963, 9.0116 Climate TRACE
FuelGas Climate TRACE
MW installed capacity83 MW Climate TRACE source record; scope not independently normalised
OwnerSaras SpA [100%] Climate TRACE
Commissioned1970 Climate TRACE
TechnologyCCGT · HRSG Climate TRACE

Modelled source data

CO₂ emissions117,822 t CO₂/yr modelled · Climate TRACE

Calculated from dataset

Capacity rank in country#180 of 489 calculated
Fuel-specific rank in country#92 of 118 calculated
Capacity vs country/fuel peers0.26× · 324 MW median · 118 peers calculated
Homes-powered equivalent93,932 calculated
Climate16.9°C · HDD 1,100 derived from coordinates
Environmental severityC4 · 42/100 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 636 MW for Sarroch power station, but it is not used as the public primary value until scope is verified (unit vs operating vs installed/project total).

Capacity claim grade: A3_MAJOR_REVIEW_SCOPE_STATUS - recommended action: manual_scope_status_check - confidence: low_until_scope_verified. This follows a claim-based data model: value + scope + source + confidence, rather than silently overwriting records.

Data provenance

The capacity and/or fuel fields on this page include a source-backed provenance label from GEM, an official registry, Wikidata, OSM, or a cross-source match.

capacity: GEM tracker 2026 (location L100000408790); fuel: Climate TRACE source-record fuel

In context: how this plant compares

At 83 MW, Sarroch power station is below the median gas plant in Italy (324 MW). Technically it is described as CCGT; combined-cycle with a heat-recovery steam generator (HRSG). 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.

~117,822 t CO₂/yr (modelled) — in everyday terms

This facility's annual emissions are roughly equivalent to:

27kpassenger cars driven for a year
15khomes' yearly energy use
2.0 milliontree seedlings grown 10 years to absorb it

Equivalencies via US EPA Greenhouse Gas Equivalencies; modelled emissions from Climate TRACE.

Capacity vs largest gas plants in Italy

MONTALTO (Alessandro Volta): 3,446 MW3kMONTALTO (…TAVAZZANO: 1,950 MW2kTAVAZZANOLA CASELLA C.LE: 1,524 MW2kLA CASELLA…VADO Ligure: 1,353 MW1kVADO LigureENIPOWER BRINDISI: 1,170 MW1kENIPOWER B…OSTIGLIA: 1,168 MW1kOSTIGLIASERMIDE: 1,151 MW1kSERMIDETORREVALDALIGA South: 1,140 MW1kTORREVALDA…

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

Owner

Operated by Saras SpA [100%].

Local climate & thermal context

This gas plant burns natural gas in a turbine — often in a combined-cycle setup — to generate electricity. It sits in a hot-summer Mediterranean climate (Köppen Csa) — Northern Hemisphere, latitude 39.1°N — which shapes how much energy it can produce and how its output varies through the year.

16.9°Cannual mean temp
1,100heating degree-days (base 18°C)
711cooling degree-days (base 18°C)
34 melevation

Monthly mean temperature

J: 10 °CJF: 10 °CFM: 12 °CMA: 14 °CAM: 18 °CMJ: 22 °CJJ: 25 °CJA: 25 °CAS: 22 °CSO: 19 °CON: 14 °CND: 11 °CD25 °C

Heating degree-days here run 55% below the median power plant in this dataset — a proxy for how much extra energy heated equipment must replace through its surfaces in winter.

Climate heat-demand index: 27/100 — this site sits in the bottom third of the power plants we cover by heating degree-days.

A gas turbine here also runs ~1% below its ISO (15°C) rating at this annual mean (typical CCGT curve, estimate).

Climate normals: WorldClim 2.1 (1970–2000 monthly normals, 10 arc-min, CC BY 4.0); zone: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid). Degree-days & heat-demand index computed by PowerAtlas — a modelled heat-demand proxy, not a measured site figure.

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 a corrosive environment (estimated ISO 9223 class C4 — High), with marine corrosion the leading environmental stress.

C4ISO 9223 corrosivity (indicative)
42/100environmental-severity index
15.2°Cseasonal temperature swing
21 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 #92 largest gas power plant of 118 in Italy by capacity.

Italy has 118 gas power plants in this dataset, together about 53,570 MW of capacity.

Nearby power plants

Location

Coordinates 39.0963, 9.0116 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Sarroch power station?

Sarroch power station is a 83 MW source-record gas power plant in Sardinia, Italy, commissioned in 1970.

How many homes can Sarroch power station power?

Its output is enough to supply roughly 93,932 homes (estimated).

Who operates Sarroch power station?

Sarroch power station is operated by Saras SpA [100%].

How much CO₂ does Sarroch power station emit?

Sarroch power station has modelled emissions of about 117,822 tonnes of CO₂ per year (Climate TRACE).

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