Unified Interior Regions

South Dakota

Surface water and groundwater provide important water supplies in South Dakota. Major rivers include the Big Sioux, James, Cheyenne, and Missouri Rivers. Key aquifers include the Dakota, Madison, Minnelusa, and Big Sioux aquifers. The Dakota Water Science Center has many studies that focus on these resources as well various other national and international studies. 

Link to Science Center

States L2 Landing Page Tabs

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October 31, 2016

EROS | EarthExplorer: How to do a bulk download

This tutorial shows you how to do a bulk download of satellite imagery using EarthExplorer. The website can be found at earthexplorer.usgs.gov.

October 31, 2016

GEO XIV Plenary 2017

This video is an invitation and introduction to the GEO XIV Plenary being held in Washington, D.C. in 2017.

April 29, 2016

Perchlorate and Selected Metals in Water and Soil within Mount Rushmore National Memorial

Author interview on report "Perchlorate and selected metals in water and soil within Mount Rushmore National Memorial, South Dakota, 2011–15," U.S. Geological Survey Scientific Investigations Report 2016-5030. An environmental concern to water resources within Mount Rushmore National Memorial has been the annual aerial display of fireworks at the memorial for the

Image: South Dakota Cooperative Fish and Wildlife Research Unit
March 20, 2016

South Dakota Cooperative Fish and Wildlife Research Unit

Walleye bioenergetics research at the South Dakota Coop Unit.  Ph.D. student, Mark Fincel (pictured at left) is studying the influence of gizzard shad on energetics of walleyes in Missouri River impoundments. 

Image: South Dakota Cooperative Fish and Wildlife Research Unit
March 20, 2016

South Dakota Cooperative Fish and Wildlife Research Unit

Lake sturgeon research at the South Dakota Coop Unit. Masters students are studying movement patterns and habitat of lake sturgeon in Voyageurs National Park. 

Image: South Dakota Cooperative Fish and Wildlife Research Unit
March 20, 2016

South Dakota Cooperative Fish and Wildlife Research Unit

Lake sturgeon research at the South Dakota Coop Unit. Students are studying movement patterns and habitat of lake sturgeon in Voyageurs National Park. 

Image: South Dakota Cooperative Fish and Wildlife Research Unit
March 20, 2016

South Dakota Cooperative Fish and Wildlife Research Unit

Mike Greiner, M.S. student, South Dakota Coop Unit.  Mike is studying limnology of Bureau of Reclamation Reservoirs in North Dakota.

Image: South Dakota Cooperative Fish and Wildlife Research Unit
March 20, 2016

South Dakota Cooperative Fish and Wildlife Research Unit

Trevor Selch, Ph.D. student at the South Dakota Unit is studying effects of mercury on walleye reproduction.  Dr. Steven Chipps, AUL-Fisheries, pictured at right.

Image: South Dakota Cooperative Fish and Wildlife Research Unit
March 20, 2016

South Dakota Cooperative Fish and Wildlife Research Unit

Dan James, Ph.D. Student at the South Dakota Coop Unit.  Dan is studying the effects of a nuisance diatom species on feeding and growth of brown trout in Black Hills streams. 

Collecting water-quality data in Armenia
March 2, 2016

Armenia water work

Field training on well inventory and collection of water-level data at a non-flowing well near Yeghegnavan, Armenia, near the Armenia/Turkey/Iran border. Mt. Ararat is in background.

The growth of aquaculture to raise trout, sturgeon and other cold-water fish has increased withdrawals of critical groundwater in the Ararat Basin of Armenia. The USGS is working with

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Aquaculture in Armenia
March 2, 2016

Aquaculture in Armenia

The growth of aquaculture to raise trout, sturgeon and other cold-water fish has increased withdrawals of critical groundwater in the Ararat Basin of Armenia. The USGS is working with partners, including USAID, to develop scientific tools for water-resource managers to understand and predict consequences of management decisions in Armenia.