USGS scientist Karen Ryberg was interviewed during the conference about drought
conditions in the Dakotas.
Karen R Ryberg, Ph.D. (Former Employee)
Science and Products
Small Prairie Stream Health Within Fort Berthold Indian Reservation
Flood-Frequency Analysis in the Midwest: Addressing Potential Nonstationary Annual Peak-Flow Records
Statistical Methods in Water Resources - Supporting Materials
Peak Streamflow Data, Climate Data, and Results from Investigating Hydroclimatic Trends and Climate Change Effects on Peak Streamflow in the Central United States, 1921–2020
Data from Assessing the added value of antecedent streamflow alteration in modelling stream condition
Data for simulation experiments comparing nonstationary design-flood adjustments based on observed annual peak flows in the conterminous United States
Attributions for nonstationary peak streamflow records across the conterminous United States, 1941-2015 and 1966-2015
Peak-streamflow trends and change-points and basin characteristics for 2,683 U.S. Geological Survey streamgages in the conterminous U.S.
Daily streamflow datasets used to analyze trends in streamflow at sites also analyzed for trends in water quality and ecological condition in the Nation's rivers and streams
Data Documenting the U.S. Geological Survey Peak-Flow File Data Verification Project, 2008-16
Ancillary Data Related to Nutrients in the Chesapeake BayData Supporting Structural Equation Modeling of Nutrient Loads
Pesticide concentration and streamflow datasets used to evaluate pesticide trends in the Nations rivers and streams, 1992-2012
Total Phosphorus Load and Ancillary Data Related to Sources of Total Phosphorus in the Red River of the North Basin

USGS scientist Karen Ryberg was interviewed during the conference about drought
conditions in the Dakotas.
Jim Lake drawdown channel, looking south. Photograph from Humpback Road. The downstream Jamestown Reservoir was filled in 1965 and backed water onto the Arrowwood National Wildlife Refuge, preventing ideal management in most years.
Jim Lake drawdown channel, looking south. Photograph from Humpback Road. The downstream Jamestown Reservoir was filled in 1965 and backed water onto the Arrowwood National Wildlife Refuge, preventing ideal management in most years.

Jim Lake drawdown channel looking north. Photograph taken from 17th Street SE between Pingree, North Dakota, and State Highway 20. The downstream Jamestown Reservoir was filled in 1965 and backed water onto the Arrowwood National Wildlife Refuge, preventing ideal management in most years.
Jim Lake drawdown channel looking north. Photograph taken from 17th Street SE between Pingree, North Dakota, and State Highway 20. The downstream Jamestown Reservoir was filled in 1965 and backed water onto the Arrowwood National Wildlife Refuge, preventing ideal management in most years.
Mud Lake Channel from Arrowwood Lake to Jim Lake, looking toward Arrowwood Lake. Photograph taken from 11th Street SE between Edmunds, North Dakota, and State Highway 9. The downstream Jamestown Reservoir was filled in 1965 and backed water onto the Arrowwood National Wildlife Refuge, preventing ideal management in most years.
Mud Lake Channel from Arrowwood Lake to Jim Lake, looking toward Arrowwood Lake. Photograph taken from 11th Street SE between Edmunds, North Dakota, and State Highway 9. The downstream Jamestown Reservoir was filled in 1965 and backed water onto the Arrowwood National Wildlife Refuge, preventing ideal management in most years.
James River by Arrowwood National Wildlife Refuge. The picture was taken from the scenic view site to the North and above headquarters.
James River by Arrowwood National Wildlife Refuge. The picture was taken from the scenic view site to the North and above headquarters.
A framework for understanding the effects of subsurface agricultural drainage on downstream flows
Evaluating drought risk of the Red River of the North Basin using historical and stochastic streamflow upstream from Emerson, Manitoba
Peak streamflow trends in North Dakota and their relation to changes in climate, water years 1921–2020
Why snow is crucial for water supply — And what will happen when it becomes scarce
Introduction and methods of analysis for peak streamflow trends and their relation to changes in climate in Illinois, Iowa, Michigan, Minnesota, Missouri, Montana, North Dakota, South Dakota, and Wisconsin
Assessing the added value of antecedent streamflow alteration information in modeling stream biological condition
Method for identification of reservoir regulation within U.S. Geological Survey streamgage basins in the Central United States using a decadal dam impact metric
Flood-frequency analysis in the Midwest: Addressing potential nonstationarity of annual peak-flow records
Simulation experiments comparing nonstationary design-flood adjustments based on observed annual peak flows in the conterminous United States
Attribution of monotonic trends and change points in peak streamflow across the conterminous United States using a multiple working hypotheses framework, 1941–2015 and 1966–2015
Projecting flood frequency curves under near-term climate change
Assessment of streamflow trends in the eastern Dakotas, water years 1960–2019
Science and Products
Small Prairie Stream Health Within Fort Berthold Indian Reservation
Flood-Frequency Analysis in the Midwest: Addressing Potential Nonstationary Annual Peak-Flow Records
Statistical Methods in Water Resources - Supporting Materials
Peak Streamflow Data, Climate Data, and Results from Investigating Hydroclimatic Trends and Climate Change Effects on Peak Streamflow in the Central United States, 1921–2020
Data from Assessing the added value of antecedent streamflow alteration in modelling stream condition
Data for simulation experiments comparing nonstationary design-flood adjustments based on observed annual peak flows in the conterminous United States
Attributions for nonstationary peak streamflow records across the conterminous United States, 1941-2015 and 1966-2015
Peak-streamflow trends and change-points and basin characteristics for 2,683 U.S. Geological Survey streamgages in the conterminous U.S.
Daily streamflow datasets used to analyze trends in streamflow at sites also analyzed for trends in water quality and ecological condition in the Nation's rivers and streams
Data Documenting the U.S. Geological Survey Peak-Flow File Data Verification Project, 2008-16
Ancillary Data Related to Nutrients in the Chesapeake BayData Supporting Structural Equation Modeling of Nutrient Loads
Pesticide concentration and streamflow datasets used to evaluate pesticide trends in the Nations rivers and streams, 1992-2012
Total Phosphorus Load and Ancillary Data Related to Sources of Total Phosphorus in the Red River of the North Basin

USGS scientist Karen Ryberg was interviewed during the conference about drought
conditions in the Dakotas.
USGS scientist Karen Ryberg was interviewed during the conference about drought
conditions in the Dakotas.
Jim Lake drawdown channel, looking south. Photograph from Humpback Road. The downstream Jamestown Reservoir was filled in 1965 and backed water onto the Arrowwood National Wildlife Refuge, preventing ideal management in most years.
Jim Lake drawdown channel, looking south. Photograph from Humpback Road. The downstream Jamestown Reservoir was filled in 1965 and backed water onto the Arrowwood National Wildlife Refuge, preventing ideal management in most years.

Jim Lake drawdown channel looking north. Photograph taken from 17th Street SE between Pingree, North Dakota, and State Highway 20. The downstream Jamestown Reservoir was filled in 1965 and backed water onto the Arrowwood National Wildlife Refuge, preventing ideal management in most years.
Jim Lake drawdown channel looking north. Photograph taken from 17th Street SE between Pingree, North Dakota, and State Highway 20. The downstream Jamestown Reservoir was filled in 1965 and backed water onto the Arrowwood National Wildlife Refuge, preventing ideal management in most years.
Mud Lake Channel from Arrowwood Lake to Jim Lake, looking toward Arrowwood Lake. Photograph taken from 11th Street SE between Edmunds, North Dakota, and State Highway 9. The downstream Jamestown Reservoir was filled in 1965 and backed water onto the Arrowwood National Wildlife Refuge, preventing ideal management in most years.
Mud Lake Channel from Arrowwood Lake to Jim Lake, looking toward Arrowwood Lake. Photograph taken from 11th Street SE between Edmunds, North Dakota, and State Highway 9. The downstream Jamestown Reservoir was filled in 1965 and backed water onto the Arrowwood National Wildlife Refuge, preventing ideal management in most years.
James River by Arrowwood National Wildlife Refuge. The picture was taken from the scenic view site to the North and above headquarters.
James River by Arrowwood National Wildlife Refuge. The picture was taken from the scenic view site to the North and above headquarters.
A framework for understanding the effects of subsurface agricultural drainage on downstream flows
Evaluating drought risk of the Red River of the North Basin using historical and stochastic streamflow upstream from Emerson, Manitoba
Peak streamflow trends in North Dakota and their relation to changes in climate, water years 1921–2020
Why snow is crucial for water supply — And what will happen when it becomes scarce
Introduction and methods of analysis for peak streamflow trends and their relation to changes in climate in Illinois, Iowa, Michigan, Minnesota, Missouri, Montana, North Dakota, South Dakota, and Wisconsin
Assessing the added value of antecedent streamflow alteration information in modeling stream biological condition
Method for identification of reservoir regulation within U.S. Geological Survey streamgage basins in the Central United States using a decadal dam impact metric
Flood-frequency analysis in the Midwest: Addressing potential nonstationarity of annual peak-flow records
Simulation experiments comparing nonstationary design-flood adjustments based on observed annual peak flows in the conterminous United States
Attribution of monotonic trends and change points in peak streamflow across the conterminous United States using a multiple working hypotheses framework, 1941–2015 and 1966–2015
Projecting flood frequency curves under near-term climate change
Assessment of streamflow trends in the eastern Dakotas, water years 1960–2019
*Disclaimer: Listing outside positions with professional scientific organizations on this Staff Profile are for informational purposes only and do not constitute an endorsement of those professional scientific organizations or their activities by the USGS, Department of the Interior, or U.S. Government