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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Image: Flooding on Hidewood Creek near Estelline, SD
June 23, 2013

Flooding on Hidewood Creek near Estelline, SD

Localized flooding on Hidewood Creek near Estelline, SD, on June 23, 2013. Severe storms during June 21-22, 2013, in eastern South Dakota resulted in high flows in several streams across the area. The peak discharge on Hidewood Creek (streamgage 06479640) from this storm event was about 4,200 cubic feet per second.

Image: USGS Provides Training on Use of Flow Meter
June 19, 2013

USGS Provides Training on Use of Flow Meter

U.S. Geological Survey Hydrologic Technician, Kammy Durham, provides training on use of a flow meter to Crow Creek Sioux Tribe 106 Program staff.  

Earth as Art 4 - Ord River
May 12, 2013

Earth as Art 4 - Ord River

This image, which shows the tropical estuary of the Ord River in Australia, is part of the Earth as Art 4 series. 

Image: Heavy Waterfowl and Shorebird Usage at Miller Pond, Lower Brule Indian Reservation, SD
April 3, 2013

Heavy Waterfowl and Shorebird Usage at Miller Pond, Lower Brule Indian Reservation, SD

Heavy waterfowl and shorebird usage at Miller Pond. A reconnaissance-level study of selected wetlands on and near the Lower Brule Indian Reservation in South Dakota was completed in 2012-13 by the U.S. Geological Survey in cooperation with the Lower Brule Sioux Tribe using ground surveys and water-quality analyses. Ground surveys of six wetland areas (Dorman Slough, Little

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Image: Wetland Vegetation at Dorman Slough, Lower Brule Indian Reservation, SD
April 3, 2013

Wetland Vegetation at Dorman Slough, Lower Brule Indian Reservation, SD

View of wetland vegetation (distant) and food plot (right) at Dorman Slough. A reconnaissance-level study of selected wetlands on and near the Lower Brule Indian Reservation in South Dakota was completed in 2012-13 by the U.S. Geological Survey in cooperation with the Lower Brule Sioux Tribe using ground surveys and water-quality analyses. Ground surveys of six wetland

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Image: Spearfish Creek at Spearfish, SD
April 1, 2013

Spearfish Creek at Spearfish, SD

Downstream view of Spearfish Creek at Spearfish, SD.

December 31, 2012

2012 Landsat Promotional Global Perspective of Natural Changes

A promotional video on Landsat's Global Perspective of Natural Changes.

Image: Monitoring Bank Erosion at Lower Brule, SD
August 23, 2012

Monitoring Bank Erosion at Lower Brule, SD

The Lower Brule Environmental Protection Office and USGS provided "chase" boats to carry unmanned aerial system (UAS) spotters during the UAS flights at Lower Brule, SD, August 21-23, 2012. This period included 1-day field demonstration for Tribes, Federal, State, and local agencies and others at Lower Brule, SD. Spotters are required to keep the unmanned aerial vehicle in

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Image: Survey at West Brule Community wetlands, Lower Brule Indian Reservation, SD
July 23, 2012

Survey at West Brule Community wetlands, Lower Brule Indian Reservation, SD

USGS hydrologist surveying distinct vegetation bands in wetland area south of West Brule Community. A reconnaissance-level study of selected wetlands on and near the Lower Brule Indian Reservation in South Dakota was completed in 2012-13 by the U.S. Geological Survey in cooperation with the Lower Brule Sioux Tribe using ground surveys and water-quality analyses. Ground

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Scientists sampling surface water from a gulch
July 10, 2012

Water Quality Sampling at Mount Rushmore National Memorial

Sampling Lafferty Gulch surface water that was analyzed for perchlorate and metals on July 10, 2012. Water-quality sampling of groundwater and surface water was conducted during 2011-15 at Mount Rushmore National Memorial to characterize the occurrent of perchlorate and selected metals commonly associated with fireworks. An environmental concern to water resources within

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Mount Rushmore water sampling
July 10, 2012

Water Sampling at Mount Rushmore

USGS scientists take samples of Lafferty Gulch surface water, which was analyzed for perchlorate and metals.