Hydroelectric power plants in Puerto Rico

7 operating hydroelectric power plants in Puerto Rico with 97 MW of hydroelectric capacity, largest first. From EIA-860M, August 2026.

Plants

Hydroelectric capacity

97 MW

Net generation, 2025

47.0 GWh

6 of 7 plants reported

Largest

Yauco

34 MW

Largest hydroelectric power plants in Puerto Rico

#	Plant	Hydroelectric MW	2025 net generation, GWhGWh, 2025	Capacity factor	Operator
1	Yauco	34	10.0	–	Puerto Rico Electric Pwr Authority
2	Caonillas	22	0.0	–	Puerto Rico Electric Pwr Authority
3	Dos BocasArecibo	15	29.0	–	Puerto Rico Electric Pwr Authority
4	Garzas	12	4.0	–	Puerto Rico Electric Pwr Authority
5	Toro Negro	7.1	4.0	–	Puerto Rico Electric Pwr Authority
6	Rio Blanco	5.0	0.0	–	Puerto Rico Electric Pwr Authority
7	Patillas	1.4	–	–	Puerto Rico Electric Pwr Authority

Projects where hydroelectric is the largest fuel or at least a fifth of nameplate capacity. MW is hydroelectric nameplate only; net generation covers the whole project. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources

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