Last updated: December 11, 2025
The Water Resources Division was established to provide science to parks for the protection and management of water and aquatic resources.
The Fish Program provides technical assistance and policy guidance in managing and restoring native fish and their habitats in parks.
The Groundwater Program works to protect groundwater resources and groundwater-dependent ecosystems.
The Information Management Program supports parks in analysis and archiving of hydrologic data.
The Ocean and Coastal Resources Program works to advance ocean and Great Lakes stewardship in the National Park System.
The National Park Service seeks to protect and conserve surface waters and groundwaters in parks as integral components of ecosystems.
The Water Quality Program coordinates aspects of water quality protection in the National Park System.
The Wetlands Program provides expertise for protection and management of over 20 million acres of NPS wetlands.
The Wild and Scenic River Program aims to protect and enhance river resources under the National Wild and Scenic River Act.