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.
States L2 Landing Page Tabs
Aggregates Data by State, Type, and End Use; 1971–2017
This data set contains supplemental aggregates data for the USGS Minerals Yearbook Volume II—Area Reports: Domestic. It contains data for the years 1971 through 2017 and replaces the discrete construction aggregate tables that were included in the individual State chapters prior to 2014. It contains
1998 25th Anniversary Stamps Image
1998 25th Anniversary Stamps Image - EROS History Project
Records Management Report - XML January 2021
Records Management Report - XML January 2021
1970 Aerial Infrared Surveys of Reykjanes and Torkajokull Thermal Area
1970 Aerial Infrared Surveys of Reykjanes and Torkajokull Thermal Areas, Iceland, with a Section on Cost of Exploration Surveys Article - EROS History Project
1998 25th Anniversary Argus Leader Article
1998 25th Anniversary Argus Leader Article - EROS History Project
1970 Comparison of 1968 and 1966 Infrared Imagery of Surtsey Article
1970 Comparison of 1968 and 1966 Infrared Imagery of Surtsey Article - EROS History Project
1970 Announcement that Sioux Falls is EROS site
1970 Announcement that Sioux Falls is EROS site