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Vogtech St. Clair power station

Gas power plant in Ontario, Canada. Approximate location 42.7677, -82.443251.

GasOntarioCanadaPre Construction

Vogtech St. Clair power station is a 250 MW gas power station in Ontario, Canada. It is operated by Vogtech Renewables. Based on its capacity (estimated), it can supply roughly 282k homes (estimated). It ranks #143 of 1,211 Canada power plants by installed capacity. In context, gas supplies about 17.8% of Canada's electricity; the national grid averages 191 gCO₂/kWh (77.0% low-carbon) (2025).

250MW installed capacity
281,571homes powered (est.)

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

Data status

Known data

FacilityVogtech St. Clair power station GEM-GOGPT
CountryCanada · Ontario GEM-GOGPT
Coordinates42.7677, -82.443251 GEM-GOGPT
FuelGas GEM-GOGPT
MW installed capacity250 MW GEM GOGPT; source record
OwnerVogtech Renewables GEM-GOGPT

Calculated from dataset

CO₂ emissions394,200 t CO₂·a⁻¹ calculated
Capacity rank in country#143 / 1211 calculated
Fuel-specific rank in country#46 / 112 calculated
Capacity vs country/fuel peers1.47× · 170 MW · n=112 calculated
Homes-powered equivalent281,571 calculated
Environmental severityC3 · 34/100 derived from coordinates

Not available

CommissionedNot available not in dataset
TechnologyNot available not in dataset
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 fuel fields on this page are source-record values from the upstream open dataset. They are useful for identification and ranking, but they have not been upgraded to a 2026 registry/GEM-location verified value.

capacity: GEM GOGPT; fuel: GEM GOGPT

In context: how this plant compares

At 250 MW, Vogtech St. Clair power station is well above the median gas plant in Canada (170 MW). Its current lifecycle status is “Pre 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.

Capacity vs largest gas plants in Canada

Alberta Sundance power station: 2,121 MW2kAlberta Su…Lennox: 2,100 MW2kLennoxGreenlight Electricity Centre: 1,864 MW2kGreenlight…Beacon AI Centers Indus Project: 1,504 MW2kBeacon AI …Genesee Data Centre Project power station: 1,500 MW2kGenesee Da…Wonder Valley power station: 1,200 MW1kWonder Val…Greenfield Energy Centre: 1,038 MW1kGreenfield…Burrard: 950 MW950Burrard

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

Owner

Operated by Vogtech Renewables.

Climate zone & how it works

This gas plant burns natural gas in a turbine — often in a combined-cycle setup — to generate electricity. It sits in a warm-summer humid continental climate (Köppen Dfb) — Northern Hemisphere, latitude 42.8°N — which shapes how much energy it can produce and how its output varies through the year.

~6°Ctypical annual mean
~19°Ctypical warm-season mean
Warm-summer humid continental: four distinct seasons — cold winters and warm summers

Climate zone & typical temperatures: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid).

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 thermal cycling the leading environmental stress.

C3ISO 9223 corrosivity (indicative)
34/100environmental-severity index
27.0°Cseasonal temperature swing
55 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 #46 largest gas power plant of 112 in Canada by capacity.

Canada has 112 gas power plants in this dataset, together about 37,176 MW of capacity.

Nearby power plants

Location

Coordinates 42.7677, -82.443251 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Vogtech St. Clair power station?

Vogtech St. Clair power station is a 250 MW gas power plant in Ontario, Canada.

How many homes can Vogtech St. Clair power station power?

Its output is enough to supply roughly 281,571 homes (estimated).

Who operates Vogtech St. Clair power station?

Vogtech St. Clair power station is operated by Vogtech Renewables.

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