| Ralco Hydroelectric Plant | |
| Country: | Chile |
| Status: | Operational |
| Opening: | 2004 |
Ralco Hydroelectric Plant is a hydroelectric power station and dam in Bío Bío Region, Chile. The plant uses water from the upper Bío Bío River and produces of electricity.[1] The plant was built by ENDESA in 2004.[1] The project has proven controversial with local indigenous Mapuche since a graveyard had to be flooded by the dam.