![Boating down the Colorado River below Havasu Creek in Grand Canyon National Park. Rafting Colorado River](/subjects/rivers/images/Rafting.png)
![Wekiva River (Rock Springs Run), Florida](/common/uploads/grid_builder/rivers/crop16_9/9A9142AB-1DD8-B71B-0BC1DB09D1E73C77.png)
Protect free flow, water quality, and outstanding natural, cultural and recreational values of rivers.
![Las Vegas Youth, YMCA campers experience National Water Trails at Lake Mead](/common/uploads/grid_builder/rivers/crop16_9/9AC8D2C4-1DD8-B71B-0B23DAC48F94A83C.jpg?width=640&quality=90&mode=crop)
Rivers, Trails, and Conservation Assistance Program
![Knik River](/common/uploads/grid_builder/rivers/crop16_9/9AFE35B3-1DD8-B71B-0B3E22F53EA90D55.png)
Designated rivers that contain the best remaining examples of specific biological and/or geological features, including aquatic ecosystems.
![People sitting on chairs in front of a river.](/common/uploads/grid_builder/rivers/crop16_9/9B3515FD-1DD8-B71B-0BB347CC479C913B.png)
More than 3,200 free-flowing river segments potentially eligible for Wild and Scenic River designation.
![Diablo dam in North Cascades NPS. Credit: Jessica Egan NPS](/common/uploads/grid_builder/rivers/crop16_9/F0A22E52-1DD8-B71B-0B59BF044AB0F1F3.jpg?width=640&quality=90&mode=crop)
The NPS helps enhance recreation opportunities and resource protection at new and existing hydropower facilities.
![Hallet's Peak reflected in Lake Haiyaha at dawn in Rocky Mountain NP.Credit:NPS/Debra Miller](/common/uploads/grid_builder/rivers/crop16_9/F1212470-1DD8-B71B-0BCB2AA952ADA142.jpg?width=640&quality=90&mode=crop)
The Water Resources Division (WRD) exists to ensure that current and future generations can experience healthy aquatic ecosystems in the Nat
![Person standing by a mountain lake](/common/uploads/grid_builder/rivers/crop16_9/F141CF44-1DD8-B71B-0BF3E9BCB99638DF.jpg?width=640&quality=90&mode=crop)
NPS seeks to protect and conserve surface waters and groundwaters in park units as integral components of water and land.
![Fisherman caught a bite!](/common/uploads/grid_builder/rivers/crop16_9/F15B18C1-1DD8-B71B-0B0C5026D49885B3.jpg?width=640&quality=90&mode=crop)
The NPS manages fish and fishing to conserve native species for current and future generations.
Last updated: December 13, 2017