NALMS Executive Committee

Julie Chambers (President)

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Julie Chambers leads the Oklahoma Water Resources Board’s Beneficial Use Monitoring Program (BUMP) Lake Monitoring section. She has 25 years of experience in statewide water quality management, from program design through data collection, management, reporting, and dissemination of information. Over the last 22 years her program has thrived and is responsible for conducting water quality studies, assessments, and bathymetric surveys on reservoirs across Oklahoma, as well as managing lake and wetland projects funded through federal grants and other contracts. Julie serves on the water quality steering committee for the EPA’s National Lake Assessment as well as on several state technical workgroups focused on the assessment of lakes and field protocol development. Julie has been an active member of The North American Lake Management Society (NALMS) for 20 years serving on various committees and representing as past president since 2016.


Todd Tietjen (President-Elect)

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Todd Tietjen attended his first NALMS meetings in 1995 and has been working in Reservoir Limnology and Lake Management for 35 years. Todd received a Ph.D. from the University of Alabama and joined the Southern Nevada Water Authority in 2008 to work on water quality issues in Lake Mead and the Lower Colorado River System. Todd has served on the NALMS Board of Directors representing region 9, and served as Treasurer, and is currently an associate Editor for Lake and Reservoir Management and serves on the Conference Advisory, Ethics and Publications Committees. Todd was Co-Chair of the NALMS Lake Tahoe Conference Host Committee.


Victoria Chraibi (Past President)

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Victoria Chraibi is a tenured associate professor of aquatic ecology at Tarleton State University. She holds a B.A. from Hanover College, Indiana, a Fulbright scholarship to McGill University, Quebec, an M.S. in water resources science from the University of Minnesota Duluth, and a Ph.D. in earth and atmospheric sciences from the University of Nebraska-Lincoln. As a paleolimnologist, past research includes Lake Memphrémagog, Lake Superior, and Yellowstone National Park. As a phycologist, current research focuses on Texas streams and reservoirs. Victoria is the assistant director of Timberlake Field Station, for which she coordinates educational outreach programming and manages student research initiatives.


Danielle Wain (Secretary)

Dr. Danielle Wain is the Lake Science Director at the 7 Lakes Alliance, a regional NGO in the Belgrade Lakes watershed in central Maine, where she leads the water quality monitoring research program across the lakes. She has a BS in Civil Engineering (with an Environmental Engineering focus) from Cornell University and completed her PhD in Civil Engineering (with an emphasis in Environmental and Water Resources Engineering) at Iowa State University. Before moving to Maine, she was a Lecturer (Assistant Professor) in Water Quality Engineering at the University of Bath (UK). Her expertise is in process-based understanding of how lake and reservoir hydrodynamics impact ecology and biogeochemistry and how we leverage this knowledge to develop management strategies.


Shannon Brattebo (Treasurer)

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Shannon Brattebo, PE, has been an environmental engineer and limnologist for Tetra Tech, Inc. in Washington State since 1999. Shannon’s work has focused on lake and reservoir water quality, restoration, and management both in the Pacific Northwest and across the nation. Shannon has B.S. in Civil/Environmental Engineering from Seattle University and an M.S.C.E in Civil/Environmental Engineering from the University of Washington. Shannon has been a member of NALMS since 2001 and is a current board member and past secretary of the Washington Lakes Protection Association (WALPA). Shannon is also a past Region 10 NALMS Director (2015 – 2018).