World Power Plants

Oneida is a 30 MW hydroelectric power plant in the United States, operated by PacifiCorp and commissioned in 1917. Ranked #414 of 1,469 hydro plants in the United States. Its 30 MW represents 0.03% of the total hydro capacity of 117,947 MW. The largest hydro plant in the United States is Grand Coulee Dam at 6,809 MW, making Oneida 226.9 times smaller. Nearby plants include Grace (33 MW, Hydro), Cutler Hydro (30 MW, Hydro), and Soda (14.5 MW, Hydro). The facility is located in Idaho, approximately 100 km northeast of Boise.

Capacity
30 MW
Commissioning Year
1917

109 years old

Owner
PacifiCorp
Location
42.2678°, -111.7485°

United States of America, North America

Context & rankings
  • 3,469. largest of 10,098 plants in United States of America
  • #16,429 worldwide by installed capacity
  • #3,804 of 8,493 Hydroelectric plants worldwide
Age & fleet comparison

109 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

PacifiCorp operates 62 plants totalling 14,517 MW

Regional density

18 plants within 100 km, 240 MW combined

Nearest plant: Mink Creek Hydro (6.9 km)

Location

Coordinates:: 42.267800, -111.748500
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Carbon Footprint

Zero Direct Emissions

Oneida is a hydro power plant producing approximately 105 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
United States of America
Continent
North America
Data Source
Global Power Plant Database

United States of AmericaEnergy Profile

10,098
Total Plants
1420.7 GW
Total Capacity
GasCoalNuclearWind
Top Fuels

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