World Power Plants

Cobb is a 32 MW hydro power plant in New Zealand, operated by Trustpower since its commissioning in 1914. Ranked #21 of 24 hydro plants in New Zealand, Cobb's 32 MW represents 0.73% of the country's total hydro capacity of 4,388 MW. The largest hydro plant in New Zealand is Manapouri at 800 MW, making Cobb 25 times smaller. There are no nearby plants within 50 km. The facility is located in the West Coast region, approximately 150 km northwest of Christchurch.

Capacity
32 MW
Commissioning Year
1914

112 years old

Owner
Trustpower
Location
-41.0861°, 172.7325°

New Zealand, Oceania

Context & rankings
  • 38. largest of 43 plants in New Zealand
  • #16,178 worldwide by installed capacity
  • #3,742 of 8,493 Hydroelectric plants worldwide
  • 0.48% of the installed capacity of New Zealand
Age & fleet comparison

112 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

Trustpower operates 9 plants totalling 381 MW

Data provenance

Source: Trustpower

Location

Coordinates:: -41.086100, 172.732500
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Carbon Footprint

Zero Direct Emissions

Cobb is a hydro power plant producing approximately 112 GWh of clean electricity per year with zero direct CO₂ emissions during operation.

Lifecycle emissions: ~24 g CO₂/kWh (manufacturing, transport, decommissioning)

Technical Details

Primary Fuel Type
Hydro
Energy Source
Renewable
Country
New Zealand
Continent
Oceania
Data Source
Global Power Plant Database

New ZealandEnergy Profile

43
Total Plants
6.7 GW
Total Capacity
HydroGeothermalGasCoal
Top Fuels

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