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Shannonbridge power station

Oil power plant in Shannonbridge, Ireland. Approximate location 53.2723, -8.0393.

OilShannonbridgeIrelandOCGT

Shannonbridge power station is a 264 MW oil power station in Shannonbridge, Ireland. It is operated by Electricity Supply Board. Based on its capacity (estimated), it can supply roughly 198k homes (estimated). It ranks #16 of 76 Ireland power plants by installed capacity. Commissioned in 2024, it is around 2 years old — recently built. In context, oil supplies about 3.0% of Ireland's electricity; the national grid averages 257 gCO₂/kWh (48.1% low-carbon) (2025).

264MW installed capacity
198,226homes powered (est.)
2024commissioned (~2 yrs)

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

Data status

Known data

FacilityShannonbridge power station GEM-GOGPT
CountryIreland · Shannonbridge GEM-GOGPT
Coordinates53.2723, -8.0393 GEM-GOGPT
FuelOil GEM-GOGPT
MW installed capacity264 MW GEM · 2026 · L100001000154; operating plant capacity
OwnerElectricity Supply Board GEM-GOGPT
Commissioned2024 GEM-GOGPT
TechnologyOCGT GEM-GOGPT

Calculated from dataset

CO₂ emissions520,344 t CO₂·a⁻¹ calculated
Capacity rank in country#16 / 76 calculated
Fuel-specific rank in country#2 / 7 calculated
Capacity vs country/fuel peers2.36× · 112 MW · n=7 calculated
Homes-powered equivalent198,226 calculated
Climate9.8°C · HDD 2,993 derived from coordinates
Environmental severityC3 · 25/100 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 · L100001000154; fuel: GEM GOGPT

In context: how this plant compares

At 264 MW, Shannonbridge power station is well above the median oil plant in Ireland (112 MW). Technically it is described as OCGT. Oil-fired plants burn heavy fuel oil or diesel, usually as peaking or backup capacity on islands and grids without gas pipelines; high fuel cost keeps their utilisation low.

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

Capacity vs largest oil plants in Ireland

Tarbert: 488 MW488TarbertShannonbridge power station: 264 MW264Shannonbri…Great Island: 216 MW216Great Isla…Cushaling: 112 MW112CushalingEdenderry: 112 MW112EdenderryRhode: 104 MW104RhodeTawnaghmore: 104 MW104Tawnaghmore

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

Owner

Operated by Electricity Supply Board.

Local climate & thermal context

This oil plant burns oil or diesel to drive turbines or reciprocating engines. It sits in a temperate oceanic climate (Köppen Cfb) — Northern Hemisphere, latitude 53.3°N — which shapes how much energy it can produce and how its output varies through the year.

9.8°Cannual mean temp
2,993heating degree-days (base 18°C)
0cooling degree-days (base 18°C)
47 melevation

Monthly mean temperature

J: 5 °CJF: 5 °CFM: 7 °CMA: 8 °CAM: 11 °CMJ: 14 °CJJ: 16 °CJA: 15 °CAS: 13 °CSO: 10 °CON: 7 °CND: 6 °CD16 °C

Heating degree-days here run 22% above 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: 62/100 — this site sits in the mid third of the power plants we cover by heating degree-days.

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 moderately corrosive environment (estimated ISO 9223 class C3 — Medium), with humidity / wetness the leading environmental stress.

C3ISO 9223 corrosivity (indicative)
25/100environmental-severity index
10.6°Cseasonal temperature swing
96 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 #2 largest oil power plant of 7 in Ireland by capacity.

Ireland has 7 oil power plants in this dataset, together about 1,400 MW of capacity.

Nearby power plants

Location

Coordinates 53.2723, -8.0393 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Shannonbridge power station?

Shannonbridge power station is a 264 MW oil power plant in Shannonbridge, Ireland, commissioned in 2024.

How many homes can Shannonbridge power station power?

Its output is enough to supply roughly 198,226 homes (estimated).

Who operates Shannonbridge power station?

Shannonbridge power station is operated by Electricity Supply Board.

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