Science and Environment: Water

• Regional: United States: Science and Environment: Water 

• Lake Pelican Water Project District  - Contains contact details and information on flood protection and projects. Includes photos of a small complete dam.
• South Dakota Water Resources Institute  - Research planning, facilitating, and conducting institute dedicated to the resolution of state and regional water problems. Also promotes technology transfer and related information dissemination.
• USGS South Dakota Water Science Center  - Features information about South Dakota, its biology, geography, geology and water.