World Power Plants

Rocky Brook Hydroelectric is a 1.6 MW hydro power plant in the United States, operated by Rocky Brook Electric Inc since 1986. Ranked #1274 of 1469 hydro plants in the United States. Its 1.6 MW represents a small portion 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 4,256 times smaller. Nearby plants within 50 km include Cushman 2 (84.6 MW, Hydro), Cushman 1 (43.2 MW, Hydro), and Port Townsend Paper (7.9 MW, Biomass). The facility is located in Washington, approximately 50 km northwest of Seattle.

Capacity
1.6 MW
Commissioning Year
1986

40 years old

Owner
Rocky Brook Electric Inc
Location
47.7197°, -122.9431°

United States of America, North America

Context & rankings
  • 8,705. largest of 10,098 plants in United States of America
  • #35,483 worldwide by installed capacity
  • #7,684 of 8,493 Hydroelectric plants worldwide
Age & fleet comparison

40 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

Rocky Brook Electric Inc operates 1 plants totalling 2 MW

Regional density

35 plants within 100 km, 2,300 MW combined

Nearest plant: Lilliwaup Falls Generating (30.6 km)

Location

Coordinates:: 47.719700, -122.943100
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Rocky Brook Hydroelectric is a hydro power plant producing approximately 6 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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