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JUBAIL COGEN (JEC) — Saudi Arabia

Gas power plant in Eastern Province, Saudi Arabia. Approximate location 27.02, 49.531.

GasEastern ProvinceSaudi ArabiaCCGT · HRSGMitsubishi Power: M501JACConstruction

JUBAIL COGEN (JEC) is a 250 MW gas power station in Eastern Province, Saudi Arabia. It ranks #101 of 156 Saudi Arabia power plants by installed capacity. In context, gas supplies about 63.3% of Saudi Arabia's electricity; the national grid averages 692 gCO₂/kWh (2.2% low-carbon) (2024).

250MW installed capacity
1HRSG unit(s)
2005Construction

Plant data: WRI Global Power Plant Database (CC BY 4.0), id WRI1030667.

Data status

Known data

FacilityJUBAIL COGEN (JEC) WRI
CountrySaudi Arabia · Eastern Province WRI
Coordinates27.02, 49.531 WRI
FuelGas WRI
MW installed capacity250 MW GEM · 2026 · L100000405547; part of a generating complex
Verification noteQuality label backfilled from existing source-backed capacity provenance on 2026-07-05; capacity value was not changed. source-verified
OwnerJubail Energy Company WRI
Commissioned2005 WRI
TechnologyCCGT · Mitsubishi Power: M501JAC · HRSG WRI

Calculated from dataset

Capacity rank in country#101 / 156 calculated
Fuel-specific rank in country#54 / 71 calculated
Capacity vs country/fuel peers0.50× · 496.7 MW · n=71 calculated
Climate25.9°C · HDD 169 derived from coordinates
Environmental severityC5 · 65/100 derived from coordinates

Not available

GWh reported / yrNot available not in dataset
CO₂ emissionsNot available not in dataset

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

Data provenance

Source of the capacity and fuel values:

capacity: GEM · 2026 · L100000405547; fuel: WRI GPPD

In context: how this plant compares

At 250 MW, JUBAIL COGEN (JEC) is below the median gas plant in Saudi Arabia (496.7 MW). Technically it is described as CCGT; combined-cycle with a heat-recovery steam generator (HRSG); Mitsubishi Power: M501JAC. Its current lifecycle status is “Construction” — so it is not yet, or no longer, generating at full output. 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.

How it compares & nearby plants

The #54 largest gas power plant of 71 in Saudi Arabia by capacity.

Saudi Arabia has 71 gas power plants in this dataset, together about 89,013 MW of capacity.

Nearby power plants

Location

Coordinates 27.02, 49.531 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is JUBAIL COGEN (JEC)?

JUBAIL COGEN (JEC) is a 250 MW gas power plant in Eastern Province, Saudi Arabia, Construction 2005.

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