Senoko I-VII CCGT Power Plants Singapore is a 2,807 MW gas power station in Singapore, Singapore. It is operated by Senoko Energy (Sembcorp / Marubeni). Based on its capacity (estimated), it can supply roughly 3.2 million homes (estimated). It ranks #1 of 15 Singapore power plants by installed capacity. Commissioned in 1996, it is around 30 years old — long-established. In context, gas supplies about 91.1% of Singapore's electricity; the national grid averages 497 gCO₂/kWh (5.5% low-carbon) (2025).
Plant data: WRI Global Power Plant Database (CC BY 4.0), id GEODB0005331.
Data status
Known data
Calculated from dataset
Not available
Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.
Data provenance
Capacity and fuel are the upstream open-dataset record, not yet matched to a 2026 registry or GEM entry.
capacity: WRI GPPD; fuel: WRI GPPD
In context: how this plant compares
At 2,807 MW, Senoko I-VII CCGT Power Plants Singapore is well above the median gas plant in Singapore (1,215 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.
Key facts
- Share of Singapore gas capacity
- 27.4% of 10,234 MW across 9 plants in this dataset
- Age among peers
- 0 of 4 dated gas plants in Singapore are older
Calculated from the capacity and generation records in this dataset (WRI Global Power Plant Database (CC BY 4.0)).
Capacity vs largest gas plants in Singapore
Installed capacity (MW), WRI Global Power Plant Database (CC BY 4.0).
Owner
Operated by Senoko Energy (Sembcorp / Marubeni).
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 tropical rainforest climate (Köppen Af) — Northern Hemisphere, latitude 1.5°N — which shapes how much energy it can produce and how its output varies through the year.
Monthly mean temperature
This site has effectively no heating season (tropical/equatorial climate), so winter heat loss is not the driver here. The thermal concern shifts to year-round process heat and humidity/heat-driven corrosion of hot equipment.
A gas turbine here also runs ~8% 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
This site sits in a corrosive environment (estimated ISO 9223 class C4 — High), with humidity / wetness the leading environmental stress.
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 #1 largest gas power plant of 9 in Singapore by capacity.
Singapore has 9 gas power plants in this dataset, together about 10,234 MW of capacity.
Nearby power plants
- Senoko Thermal Power Station Singapore · Oil · 500 MW · Singapore
- Senoko WTE Incineration Plant Singapore · Waste · 56 MW · Singapore
- Pasir Gudang (YTL) power station · Gas · 404 MW · Johor
- Pasir Gudang (TNB) power station · Gas · 1,025 MW · Johor
- Pasir Gudang SIPP power station · Gas · 1,440 MW · Johor
- Pasir Panjang Gas Turbine Power Station Singapore · Gas · 210 MW · Singapore
Location
Coordinates 1.4655, 103.7996 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.
Frequently asked questions
What type of power plant is Senoko I-VII CCGT Power Plants Singapore?
Senoko I-VII CCGT Power Plants Singapore is a 2,807 MW gas power plant in Singapore, Singapore, commissioned in 1996.
Who operates Senoko I-VII CCGT Power Plants Singapore?
Senoko I-VII CCGT Power Plants Singapore is operated by Senoko Energy (Sembcorp / Marubeni).