World Power Plants

Orono B is a 3.9 MW hydro power plant in the United States, operated by Brookfield Black Bear Hydro LLC and commissioned in 2013. Ranked #979 of 1469 hydro plants in the United States. Its 3.9 MW represents 0.003% of the United States' total hydro capacity of 117,947 MW. The largest hydro plant in the United States is the Grand Coulee Dam at 6,809 MW, making Orono B 1.7 times smaller. Nearby plants within 50 km include Maine Independence Station (550.2 MW, Gas) and Bucksport Generation LLC (186.8 MW, Gas). The facility is located in Maine, approximately 60 km from Bangor.

Capacity
3.9 MW
Commissioning Year
2013

13 years old

Owner
Brookfield Black Bear Hydro LLC
Location
44.8844°, -68.6639°

United States of America, North America

Context & rankings
  • 6,826. largest of 10,098 plants in United States of America
  • #31,118 worldwide by installed capacity
  • #6,813 of 8,493 Hydroelectric plants worldwide
Age & fleet comparison

13 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

Brookfield Black Bear Hydro LLC operates 8 plants totalling 44 MW

Regional density

45 plants within 100 km, 1,804 MW combined

Nearest plant: Stillwater Hydro Station (3.2 km)

Location

Coordinates:: 44.884400, -68.663900
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Orono B is a hydro power plant producing approximately 14 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

See Incorrect or Missing Data?

Help us improve our database by reporting any corrections or updates. Your contribution helps keep our global power plant data accurate and up-to-date.