Director

Edith Zagona

Edith Zagona

Director • Research Professor • Hydrology, Water Resources and Environmental Fluid Mechanics • Civil Systems
Dr. Zagona leads a multidisciplinary team at CADSWES in the research and development of RiverWare and other decision support tools.

Affiliated Faculty

Rajagopalan Balaji

Rajagopalan Balaji

Department Chair, • Professor • Fellow, Cooperative Institute for Research in Environmental Sciences
Dr. Balaji, a Professor of Hydrology, Water Resources & Environmental Fluid Mechanics Interests in: Stochastic Hydrology and Hydroclimatology Nonparametric functional estimation techniques (probability density)...
headshot of Joseph Kasprzyk

Joseph Kasprzyk

Associate Professor • Hydrology, Water Resources & Environmental Fluid Mechanics • Civil Systems
Dr. Kasprzyk’s research group focuses on how to generate new plans for engineering systems, evaluate their performance, visualize trade-offs between multiple objectives and negotiate robust alternatives.

Professional Research Staff

Mitch Clement

Mitch Clement

Water Resources Engineer
Mitch Clement holds a BA in Ancient Languages from Wheaton College in Wheaton, Illinois, as well as BS and MS degrees in Civil Engineering from the University of Colorado.
Ryan Lankin

Ryan Lankin

Software Developer
Ryan Lankin received a BS in Computer Science from the University of Nebraska Omaha (UNO) in 2009. After graduating, he worked in the private sector for several years, primarily in the field of network security.
Jessica Lee does not have a photo available

Jessica Lee

Software Configuration Management
Jessica Lee provides software build and release support for the RiverWare development team. She builds, configures and maintains the release tools used for creating RiverWare installers, and the licensing tools used for license management.
Patrick Lynn

Patrick Lynn

Software Engineer
Patrick Lynn did his undergraduate studies at Rice University (BS in Computer Science and Math Sciences, 1987). He completed his graduate work at the University of Colorado (PhD in Computer Science, Certificate in Cognitive Science, 1994), where his research explored theories of human memory and amnesia.
Tim Magee

Tim Magee

Operations Research Analyst
Tim Magee has over 30 years of experience in optimization, including reservoir optimization at CADSWES since 1993. His expertise is in the theory and application of linear programming, integer programming, goal programming and stochastic programming.
David Neumann

David Neumann

Water Resources Engineer
David Neumann earned a BS/MS in Civil Engineering from CU Boulder in 2002. In his research, he developed “An operations model for temperature management of the Truckee River above Reno, Nevada.” After a brief time in the consulting world, he began working full time at CADSWES on the RiverWare development team in 2005.
Bill Oakley

Bill Oakley

Software Engineer
Jim Pasquotto

Jim Pasquotto

PC Systems Administrator
Jim Pasquotto started work at CADSWES in 2005. He functions as the center's main resource for Windows hardware, software and peripherals support.

Administrative Staff

Kathryn Baak

Kathryn Baack

Financial Coordinator
Kathryn Baack is the financial coordinator for CADSWES. Her roles include payroll liaison, human resources liaison, accountant and research funds administrator. Kathryn earned an MBA from CU Boulder in 1994, and she passed the CPA exam in 1996.
Gwen Miller

Gwendolyn Miller

Technology Transfer Coordinator
Gwen Miller is a general professional at CADSWES, with a primary focus on technology transfer activities related to the RiverWare decision support system developed at the center and licensed through Venture Partners at CU Boulder.

Graduate Students

Nathan Bonham

Nathan Bonham

PhD Candidate
Nathan is in the PhD program in Civil Engineering, with a focus on Hydrology, Water Resources and Environmental Fluid Mechanics. He is co-advised by Professors Edith Zagona and Joseph Kasprzyk.
head and shoulders image of Elle Stark

Elle Stark

PhD Candidate
Elle is a PhD student in Civil Engineering with a focus on Hydrology, Water Resources, and Environmental Fluid Mechanics. She is co-advised by Dr. Zagona and Dr. Kasprzyk and funded through the U.S. Bureau of Reclamation and the NSF Graduate Research Fellowship Program.
David Woodson

David Woodson

PhD Candidate
David is a PhD student at CU Boulder, currently working on a project funded by the Bureau of Reclamation involving development of midterm streamflow forecast methods for the Upper Colorado River Basin based on climate model projections.

Visiting Professionals

Sarah Baker

Sarah Baker

Hydraulic Engineer, Bureau of Reclamation
Sarah is an engineer for the Bureau of Reclamation Lower Colorado Region. In August 2019, she earned her PhD in Civil, Environmental and Architectural Engineering, in Water Resources and Hydrology, with Professor Balaji.
Robert Alan Butler

Alan Butler

Lower Colorado Basin Research and Modeling Team Supervisor, Bureau of Reclamation
Alan Butler is a hydrologic engineer with the Bureau of Reclamation Lower Colorado Region and is currently on assignment at CADSWES.
Headshot of Logan Callihan

Logan Callihan

Civil Engineer, Bureau of Reclamation
Logan has nearly a decade of applied water resources engineering experience in the Upper Colorado River Basin. Capitalizing on her professional experience working in private consulting and for Denver Water, she has a strong background in water rights, consumptive use, demand management, surface water allocation modeling, and long-range planning.
Conor Felletter

Conor Felletter

Hydraulic Engineer, Bureau of Reclamation
Conor Felletter is a hydraulic engineer with the Bureau of Reclamation Upper Colorado Region and is currently on assignment at CADSWES. Conor is a former graduate student at CU Boulder, where he earned BS and MS degrees in Civil Engineering.
Carly Jerla does not have a photo available

Carly Jerla

Senior Water Resource Program Manager, Bureau of Reclamation
Carly is the new water resource program manager, to develop updated operating rules for Colorado River reservoirs. The Colorado River sustains ecosystems and economies across the southwestern United States and northwestern Mexico. A number of operating rules and agreements within the United States and with the Republic of Mexico expire at the end of 2025. This new position will ensure that new operating rules are developed in a thorough and transparent manner – working closely with the seven Colorado River Basin states, twenty-nine tribes, water districts, non-governmental organizations, and users in Mexico that are served by the Colorado River.
Jessica Shirey does not have a photo available

Jessica Khaya

Hydrologic Engineer, Bureau of Reclamation
Jessica Khaya is stationed at CADSWES as part of the Bureau of Reclamation Lower Colorado planning and modeling team. Jessie joined Reclamation as a Student Career Experience Program (SCEP) student while completing her master's degree at the Colorado School of Mines in 2017, in water resource engineering.
Jim Prairie does not have a photo available

James Prairie

Upper Colorado Basin Research and Modeling Group Chief, Bureau of Reclamation
James Prairie has been a hydrologic engineer for the Bureau of Reclamation since 2000, and he is currently stationed at CADSWES. Prairie has extensive experience directing and coordinating research, development and modeling projects.
no picture of Rebecca Smith is available

Rebecca Smith

Hydrologic Engineer, Bureau of Reclamation
Rebecca Smith graduated from CU Boulder in 2017 with a PhD in Civil Engineering, Water Resources concentration. She began her research at CADSWES in 2013, specializing in multiobjective evolutionary algorithm (MOEA)-assisted optimization for planning and operations of complex water resources systems.