World Power Plants

Tunnel 1 Power Project is a 7 MW hydro power plant in the United States, operated by Owyhee Irrigation District since 1993. Ranked #777 of 1,469 hydro plants in the United States, it represents 0.01% of the country's total hydro capacity of 117,947 MW. The largest hydro plant in the United States is Grand Coulee Dam at 6,809 MW, making Tunnel 1 971 times smaller. Nearby plants include Langley Gulch Power Plant (318.5 MW, Gas), Neal Hot Springs Geothermal Project (33 MW, Geothermal), and Open Range Solar Center LLC (10 MW, Solar). The facility is located in Idaho, approximately 50 km from Boise.

Capacity
7 MW
Commissioning Year
1993

33 years old

Owner
Owyhee Irrigation District
Location
43.6420°, -117.2327°

United States of America, North America

Context & rankings
  • 5,354. largest of 10,098 plants in United States of America
  • #26,611 worldwide by installed capacity
  • #6,027 of 8,493 Hydroelectric plants worldwide
Age & fleet comparison

33 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

Owyhee Irrigation District operates 3 plants totalling 13 MW

Regional density

29 plants within 100 km, 708 MW combined

Nearest plant: Owyhee Dam Power Project (0.9 km)

Location

Coordinates:: 43.642000, -117.232700
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Tunnel 1 Power Project is a hydro power plant producing approximately 25 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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