World Power Plants

Marco Ranch is a 1.2 MW hydro power plant in the United States, operated by Marco Power Inc since 1985. Ranked #1384 of 1469 hydro plants in the United States. Its 1.2 MW represents 0.001% of the United States' total hydro capacity of 117,947 MW. The largest hydro plant in the United States is Grand Coulee Dam at 6,809 MW, making this facility 5,674 times smaller. Nearby plants within 50 km include Lower Salmon (60 MW, Hydro), Twin Falls (52.7 MW, Hydro), and Salmon Falls Wind Park (21 MW, Wind). The facility is located in Idaho, approximately 30 km southeast of Twin Falls.

Capacity
1.2 MW
Commissioning Year
1985

41 years old

Owner
Marco Power Inc
Location
42.6366°, -114.5578°

United States of America, North America

Context & rankings
  • 9,316. largest of 10,098 plants in United States of America
  • #36,836 worldwide by installed capacity
  • #7,951 of 8,493 Hydroelectric plants worldwide
Age & fleet comparison

41 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

Marco Power Inc operates 1 plants totalling 1 MW

Regional density

64 plants within 100 km, 939 MW combined

Nearest plant: Rock Creek I (1.6 km)

Location

Coordinates:: 42.636600, -114.557800
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Marco Ranch is a hydro power plant producing approximately 4 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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