![Subheader | Low Impact Hydropower Subheader Image](https://lowimpacthydro.org/wp-content/uploads/2021/02/3-scaled.jpg)
Rock Fill Dam
April 11, 2022The National Wild and Scenic Rivers System was created by Congress in 1968 to preserve certain rivers with outstanding natural, cultural, and recreational values in a free-flowing condition for the enjoyment of present and future generations.