United States

99 Islands — 12 MW Hydroelectric

Hydroelectric Renewable Verified

99 Islands is a 12 MW hydro power plant located in United States of America. View location, capacity, and technical details.

Capacity
12 MW

Installed

Commissioned
1910

Year online

Owner
Duke Energy Carolinas LLC

Operator

Location
35.03, -81.49

Coordinates

Insights

#4,561
largest in United States of America
#5,190
largest Hydroelectric worldwide
#22,497
largest worldwide
1910
74 yrs older than avg
32
operated by Duke Energy Carolinas…
158
plants within 100 km

Technical Details

Fuel Type
Hydroelectric
Capacity
12 MW
Commissioned
1910
Status
Operational
Owner
Duke Energy Carolinas LLC
Country
United States
Coordinates
35.031, -81.494

Carbon Footprint

Annual CO₂
1,009 t

tonnes / year

Lifetime CO₂
80,732 t

over ~80 yrs

Intensity
24 g

Est. gCO2/kWh

Annual emissions equivalent to

219
cars per year
135
homes per year
45,871
trees to offset

Renewable source — life-cycle emissions only (materials/construction), no direct combustion. Open calculator

Nearby Plants

About this plant

99 Islands is a 12 MW hydro power plant in the United States, operated by Duke Energy Carolinas LLC and commissioned in 1910.

Ranked #611 of 1,469 hydro plants in the United States, this plant accounts for 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 this facility 567.4 times smaller.

Nearby plants include Catawba Nuclear Station (Nuclear, 2,410.2 MW), Catawba (Nuclear, 2,410.2 MW), and James E. Rogers Energy Complex (Coal, 1,530.5 MW). The facility is located in South Carolina, approximately 40 km southwest of Charlotte.

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