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Aliveri

Gas power plant in Central Greece, Greece. Approximate location 38.3896, 24.0524.

GasCentral GreeceGreeceCCGT · HRSG

Aliveri is a 417 MW gas power station in Central Greece, Greece. It is operated by Public Power Company of Greece. Based on reported annual generation of 1,773 GWh, it can supply roughly 507k homes. It ranks #22 of 99 Greece power plants by installed capacity. Commissioned in 2013, it is around 13 years old — relatively modern. In context, gas supplies about 38.4% of Greece's electricity; the national grid averages 315 gCO₂/kWh (49.7% low-carbon) (2025).

417Source-backed capacity
1HRSG unit(s)
1,773GWh reported / yr
506,571homes powered
2013commissioned (~13 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WRI1061105.

Data status

Known data

FacilityAliveri WRI
CountryGreece · Central Greece WRI
Coordinates38.3896, 24.0524 WRI
FuelGas WRI
MW installed capacity417 MW WRI source record; scope not independently normalised
OwnerPublic Power Company of Greece WRI
Commissioned2013 WRI
TechnologyCCGT · HRSG WRI
GWh reported / yr1,773 GWh/yr WRI

Calculated from dataset

CO₂ emissions709,200 t CO₂/yr calculated
Capacity rank in country#22 of 99 calculated
Fuel-specific rank in country#15 of 19 calculated
Capacity vs country/fuel peers0.94× · 444 MW median · 19 peers calculated
Homes-powered equivalent506,571 calculated from reported generation
Climate16.9°C · HDD 1,176 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.

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 operating-unit sum (location L100000400293); fuel: WRI source-record fuel

In context: how this plant compares

At 417 MW, Aliveri is around the median gas plant in Greece (444 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 Greece

Ptolemaïda power station: 1,350 MW1kPtolemaïda…Lavrio: 914 MW914LavrioGek-Terna Komotini power station: 877 MW877Gek-Terna …Alexandroupolis Industrial Area power station: 840 MW840Alexandrou…Megalopolis V: 811 MW811Megalopoli…Larissa Thermoelectric power station: 792 MW792Larissa Th…Karatzis Larissa power station: 665 MW665Karatzis L…ElvalHalcor Thisvi power station: 651 MW651ElvalHalco…

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

Owner

Operated by Public Power Company of Greece. All plants by this company →

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 38.4°N — which shapes how much energy it can produce and how its output varies through the year.

16.9°Cannual mean temp
1,176heating degree-days (base 18°C)
805cooling degree-days (base 18°C)
146 melevation

Monthly mean temperature

J: 9 °CJF: 9 °CFM: 11 °CMA: 14 °CAM: 19 °CMJ: 24 °CJJ: 26 °CJA: 26 °CAS: 22 °CSO: 18 °CON: 14 °CND: 11 °CD26 °C

Heating degree-days here run 52% 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: 28/100 — 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
16.4°Cseasonal temperature swing
43 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 #15 largest gas power plant of 19 in Greece by capacity.

Greece has 19 gas power plants in this dataset, together about 10,957 MW of capacity.

Nearby power plants

Location

Coordinates 38.3896, 24.0524 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Aliveri?

Aliveri is a 417 MW source-record gas power plant in Central Greece, Greece, commissioned in 2013.

How much electricity does Aliveri generate?

Aliveri generates about 1,773 GWh of electricity per year.

How many homes can Aliveri power?

Its output is enough to supply roughly 506,571 homes.

Who operates Aliveri?

Aliveri is operated by Public Power Company of Greece.

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