World Power Plants

Ottawa Cogeneration Plant74 MW Natural Gas

GasVerified: Feb 2026

Ottawa Cogeneration Plant is a 74 MW gas power plant in Canada, operated by TransAlta. Ranked #85 of 99 gas plants in Canada, this plant's 74 MW accounts for 0.25% of Canada's total gas capacity of 29,357 MW. The largest gas plant in Canada is Lennox Generating Station at 2,140 MW, making Ottawa Cogeneration 28.9 times smaller. Nearby plants include Paugan at 226 MW, Centrale Paugan at 213 MW, and Chelsea at 152 MW. The facility is located in Ontario, approximately 30 km east of Ottawa.

Capacity
74 MW
Commissioning Year
2000

26 years old

Owner
TransAlta
Location
45.4033°, -75.6542°

Canada, North America

Context & rankings
  • 365. largest of 1,334 plants in Canada
  • #11,540 worldwide by installed capacity
  • #3,504 of 5,146 Natural Gas plants worldwide
  • 0.04% of the installed capacity of Canada
Age & fleet comparison

26 years in operation

Natural Gas fleet average: 26.9 years

Operator portfolio

TransAlta operates 18 plants totalling 4,531 MW

Regional density

102 plants within 100 km, 6,548 MW combined

Nearest plant: Chaudiere 2 (5 km)

Data provenance

Location

Coordinates:: 45.403282, -75.654183
Open in Google Maps
Carbon Footprint490 g CO₂/kWh
Annual CO₂
142.9 Kt
292 GWh/year × 490 g/kWh
Cumulative CO₂
3.72 Mt
Over 26 years of operation
Closing Soon
2030
4 years remaining
Annual emissions equivalent to
31.1K
cars per year
19.1K
homes per year
6.5M
trees to offset

Estimates based on Gas emission factor (490 g CO₂/kWh) and capacity factor (45%). Actual emissions may vary based on operating conditions, efficiency, and fuel quality.

Technical Details

Primary Fuel Type
Gas
Energy Source
Non-Renewable
Country
Canada
Continent
North America
Data Source
Global Power Plant Database

CanadaEnergy Profile

1,334
Total Plants
193.2 GW
Total Capacity
HydroGasNuclearWind
Top Fuels

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