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Martorell Seat power station

Gas power plant in Barcelona, Spain. Approximate location 41.49612, 1.90134.

GasBarcelonaSpainCCGT · HRSG

Martorell Seat power station is a 25 MW gas power plant in Barcelona, Spain. It is operated by SEAT SA [100%]. Based on its capacity (estimated), it can supply roughly 28k homes (estimated). It ranks #494 of 899 Spain power plants by installed capacity. Commissioned in 2012, it is around 14 years old — relatively modern. In context, gas supplies about 21.6% of Spain's electricity; the national grid averages 154 gCO₂/kWh (74.6% low-carbon) (2025).

25MW installed capacity
1HRSG unit(s)
28,157homes powered (est.)
2012commissioned (~14 yrs)

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

Data status

Known data

FacilityMartorell Seat power station GEM-GOGPT
CountrySpain · Barcelona GEM-GOGPT
Coordinates41.49612, 1.90134 GEM-GOGPT
FuelGas GEM-GOGPT
MW installed capacity25 MW GEM · 2026 · L100000400689; operating plant capacity
OwnerSEAT SA [100%] GEM-GOGPT
Commissioned2012 GEM-GOGPT
TechnologyCCGT · HRSG GEM-GOGPT

Calculated from dataset

CO₂ emissions39,420 t CO₂·a⁻¹ calculated
Capacity rank in country#494 / 899 calculated
Fuel-specific rank in country#70 / 95 calculated
Capacity vs country/fuel peers0.46× · 54 MW · n=95 calculated
Homes-powered equivalent28,157 calculated
Climate14.7°C · HDD 1,611 derived from coordinates
Environmental severityC4 · 39/100 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.

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 · 2026 · L100000400689; fuel: GEM GOGPT

In context: how this plant compares

At 25 MW, Martorell Seat power station is below the median gas plant in Spain (54 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.

Capacity vs largest gas plants in Spain

BESOS GRUPO 5: 1,671 MW2kBESOS GRU…ARCOS DE LA FRONTERA GRUPO 1: 1,585 MW2kARCOS DE L…CARTAGENA GRUPO 1: 1,249 MW1kCARTAGENA …Cartagena (Escombreras) power station: 1,249 MW1kCartagena …CCC SAGUNTO GRUPO 2: 1,232 MW1kCCC SAGUNT…ESCOMBRERAS GRUPO 1: 1,199 MW1kESCOMBRERA…El Fangal power station: 1,199 MW1kEl Fangal …PALOS DE LA FRONTERA GRUPO 1: 1,167 MW1kPALOS DE L…

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

Owner

Operated by SEAT SA [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 41.5°N — which shapes how much energy it can produce and how its output varies through the year.

14.7°Cannual mean temp
1,611heating degree-days (base 18°C)
420cooling degree-days (base 18°C)
252 melevation

Monthly mean temperature

J: 8 °CJF: 9 °CFM: 11 °CMA: 12 °CAM: 16 °CMJ: 20 °CJJ: 23 °CJA: 23 °CAS: 20 °CSO: 16 °CON: 11 °CND: 9 °CD23 °C

Heating degree-days here run 34% 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: 36/100 — this site sits in the mid third of the power plants we cover by heating degree-days.

A gas turbine here also runs ~0% 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)
39/100environmental-severity index
15.5°Cseasonal temperature swing
18 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 #70 largest gas power plant of 95 in Spain by capacity.

Spain has 95 gas power plants in this dataset, together about 32,018 MW of capacity.

Nearby power plants

Location

Coordinates 41.49612, 1.90134 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Martorell Seat power station?

Martorell Seat power station is a 25 MW gas power plant in Barcelona, Spain, commissioned in 2012.

How many homes can Martorell Seat power station power?

Its output is enough to supply roughly 28,157 homes (estimated).

Who operates Martorell Seat power station?

Martorell Seat power station is operated by SEAT SA [100%].

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