The San Roque Power Plant utilizes the Agno River for power generation and irrigation and contributes to flood control and water quality improvement for the surrounding region and comprises three power generation units of 115 MW each. The San Roque Power Plant provides an annual energy generation of 1,065 GWh from the 345-MW hydroelectric power plant, the irrigation of approximately 34,450 hectares of agricultural land, storage of water that would otherwise flood the Pangasinan plains, and improvement of water quality of the Agno River which, otherwise, would pollute the downstream rivers.