World Power Plants

Derby Hydro8.6 MW Hydroelectric

HydroRenewableVerified: Jul 2026

Derby Hydro is an 8.6 MW hydro power plant in the United States, operated by McCallum Enterprises I LP and commissioned in 1988. It represents 0.01% of the United States' total hydro capacity of 117,947 MW and ranks #713 of 1,469 hydro plants in the country. The largest hydro plant in the United States is Grand Coulee Dam at 6,809 MW, making Derby Hydro 0.0013 times smaller. Nearby plants include Northport Power Station (1,564 MW, Gas), Northport (1,564 MW, Gas), and Bridgeport Station (994.9 MW, Gas). The facility is located in Connecticut, approximately 60 km from Hartford.

Capacity
8.6 MW
Commissioning Year
1988

38 years old

Owner
McCallum Enterprises I LP
Location
41.3243°, -73.1021°

United States of America, North America

Context & rankings
  • 5,080. largest of 10,098 plants in United States of America
  • #25,488 worldwide by installed capacity
  • #5,786 of 8,493 Hydroelectric plants worldwide
Age & fleet comparison

38 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

McCallum Enterprises I LP operates 1 plants totalling 9 MW

Regional density

303 plants within 100 km, 36,982 MW combined

Nearest plant: Kinneytown New Old (5.1 km)

Location

Coordinates:: 41.324300, -73.102100
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Derby Hydro is a hydro power plant producing approximately 30 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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