Alexander Michalek

Publications

• Michalek, A., G. Villarini, A.F. Prein, J.M. Done, D.R. Johnson, and C. Wang. Precipitation‐ and temperature‐ driven future changes to flooding in Alaska. Geophysical Research Letters, 52, e2024GL112004, 2024. https://doi.org/10.1029/2024GL112004
• Michalek, A., F. Quintero, and G. Villarini. Contiguous United States Hydrologic Modeling Using the Hillslope Link Model TETIS. JAWRA Journal of the American Water Resources Association 60(6): 1058–1079, 2024. https://doi.org/10.1111/1752-1688.13227
• Michalek, A., J. Done, and G. Villarini. Future changes in regional tropical cyclone wind, precipitation and flooding using event-based downscaling, Earth's Future, 12, e2023EF004279, 2024. https://doi.org/10.1029/2023EF004279
• Michalek, A., G. Villarini, and T. Him. Understanding the impact of precipitation bias-correction and statistical downscaling methods on projected changes in flood extremes, Earth's Future, 12, e2023EF004179, 2024. https://doi.org/10.1029/2023EF004179
• Michalek, A., G. Villarini, and A. Husic. Climate change projected to impact structural hillslope connectivity at the global scale. Nature Communications, 6788, 2023. https://doi.org/10.1038/s41467-023-42384-2
• Michalek, A., G. Villarini, T. Kim, F. Quintero, and W. F. Krajewski. Disentangling the Sources of Uncertainties in the Projection of Flood Risk Across the Central United States (Iowa), Geophysical Research Letters, 2023. https://doi.org/10.1029/2023GL105852
• Michalek, A., G. Villarini, T. Kim, F. Quintero, W.F. Krajewski and E. Scoccimarro. Evaluation of CMIP6 HighResMIP for hydrologic modeling, Water Resources Research, e2022WR034166, 2023. https://doi.org/10.1029/2022WR034166
• Michalek, A., F. Quintero, G. Villarini, and W.F. Krajewski. Projected changes in annual maxima discharge for Iowa communities, Journal of Hydrology, 625, 129957, 2023. https://doi.org/10.1016/j.jhydrol.2023.129957
• McVey, I., A. Michalek, T. Mahoney, and A. Husic. Urbanization as a limiter and catalyst of watershed scale sediment transport: Insights from probabilistic connectivity modeling. Science of the Total Environment, 165093, 2023. https://doi.org/10.1016/j.scitotenv.2023.165093
• Michalek, A., F. Quintero, G. Villarini, and W. F. Krajewski. Advantages of physically based flood frequency analysis with long-term simulations for Iowa, Journal of Hydrologic Engineering, 27(12), 2022. https://doi.org/10.1061/(ASCE)HE.1943-5584.0002230
• Kim, H., G. Villarini, R. Jane, T. Wahl, S. Misra, and A. Michalek. On the generation of high‐resolution probabilistic design events capturing the joint occurrence of rainfall and storm surge in coastal basins, International Journal of Climatology, 1–11, 2022. https://doi.org/10.1002/joc.7825
• Husic, A. and A. Michalek. Structural hillslope connectivity is driven by tectonics more than climate and modulates hydrologic extremes and benefits, Geophysical Research Letters, 49, e2022GL099898, 2022. https://doi.org/10.1029/2022GL099898
• Michalek, A., A. Husic, J. K. Roundy, and A. Hansen. Assessment of climatic and anthropogenic controls on bridge deck drainage and sediment removal. Water, 13(24), 3556, 2021. https://doi.org/10.3390/w13243556
• Michalek, A., A. Zarnaghsh, and A. Husic. Modeling linkages between erosion and connectivity in an urbanizing landscape. Science of the Total Environment, 764, 144255, 2021. https://doi.org10.1016/j.scitotenv.2020.144255

• Y. Liu, D.B. Wright, F. Quintero, A. Michalek, G. Villarini, and J.A. Smith. Nonlinear increase of flood risks due to sequential extreme storms in the Lower Mississippi River Basin in a warming climate. Sciences Advances, 2025.
• Li, D., A. Michalek, and G. Villarini. Assessing the global performance of a parsimonious soil temperature model for frozen ground prediction. Journal of Hydrology, 2025.
• Michalek, A., G. Villarini, J.M. Done, M. Wang, and P. Passalacqua. Quantifying the uncertainty for ensemble members and downscaling techniques in flood hazards and their associated socioeconomic impacts across the Delaware River Basin. Earth’s Future, 2025.
• Michalek, A., D. Li, T. Pu, and G. Villarini. Machine learning-based estimation of velocity-discharge power law parameters for ungauged locations. Journal of Advances in Modeling Earth Systems, 2025.

• Villarini, G., Krajewski, W. F., and A. Michalek. Projected changes in flood peak discharge across Iowa: A flood frequency perspective. 20-SPR2-002, Iowa Department of Transportation, Ames, IA. https://rosap.ntl.bts.gov/view/dot/67175
• Michalek, A., Husic, A., Roundy, J.K., & Hansen, A. 2022. Bridge deck drainage: Evaluation of KDOT’s current design guidance. K-TRAN: KU-20-1, Kansas Department of Transportation, Topeka, KS. https://rosap.ntl.bts.gov/view/dot/61229

Presentations

• Michalek, A., G. Villarini, J.M. Done, M.K. Wang, and P. Passalacqua. Quantifying the uncertainty of ensemble members and downscaling techniques in flood hazards and their associated socioeconomic impacts across the Delaware River Basin, AGU Fall Meeting, Washington D.C., Poster, December 2024.
• Michalek, A. and G. Villarini. Towards the development of community-level projections of flood extremes: An Iowa case study, EVANS, Venice, Italy, Poster, July 2024.
• Michalek, A., G. Villarini, and T. Kim. Understanding the impact of precipitation bias-correction and statistical downscaling methods on the projected changes in flood extremes across Iowa, AGU Fall Meeting, San Francisco, CA, Poster, December 2023.
• Michalek, A., J.M. Done, and G. Villarini. Combining statistical and dynamical approaches to understand regional extreme precipitation and flooding in a changing climate, AGU Fall Meeting, San Francisco, CA, Poster, December 2023.
• Michalek, A., R.S. Amorim, F. Quintero, G. Villarini, and W. F. Krajewski. Iowa flood frequency and projections: analysis and web-tool, SEDHYD, Presentation, St. Louis, MO, May 2023.
• Michalek, A. IFFP web-tool, Legislative Breakfast, Des Moines, IA, Computer Demonstration, March 2023.
• Michalek, A., G. Villarini, T. Kim, F. Quintero, W. F. Krajewski, and E. Scoccimarro. Evaluation of biascorrected and downscaled CMIP6 HighResMIP precipitation for hydrologic modeling, AGU Fall Meeting, Chicago, IL, Poster, December 2022.
• Michalek, A., F. Quintero, G. Villarini, and W.F. Krajewski. Advantages of physically based flood frequency analysis with long-term simulations for Iowa, AGU Fall Meeting, Chicago, IL, Poster, December 2022.
• Michalek, A.. Modeling linkages between erosion and connectivity in an urbanizing landscape, Capitol Graduate Research Summit, Topeka, KS, Virtual Poster, February 2021.
• Michalek, A., A. Zarnaghsh, and A. Husic. Identifying erosion and connectivity hotspots in urbanizing Johnson County, KS, Governor’s Conference on the Future of Water in Kansas, Topeka, KS, Virtual Poster,December 2020.

Software

• Tiger HLM: A hillslope-link scale rainfall-runoff-routing model solving systems of ODEs, boosted with GPU and OpenMP.

• Iowa Flood Frequency and Projections Tool (IFFP): An application to provide projected changes in flood frequency across Iowa. https://iowafloodfrequency.iihr.uiowa.edu/

Princeton University

University of Kansas

Thesis: Effects of Inlet Design on Hydraulic Efficiency and Sediment Cleanout of Bridge Deck Drains

President

I lead the Princeton Graduate Engineering Council, advocating for graduate engineering students and organizing professional development events.

Assistant-in-Instruction

I helped with the course Statistical Methods in Water and the Environment in the Department of Civil and Environmental Engineering.

Graduate Research Assistant

Department of Civil and Environmental Engineering

Visiting Researcher

Graduate Research Assistant

Department of Civil and Environmental Engineering

Graduate Research Assistant

Department of Civil, Environmental, and Architectural Engineering

Graduate Teaching Assistant

I taught a fluid mechanics physical lab (CE331) and senior water resource design software lab (CE 552) for undergraduate students in the department of Civil, Environmental, and Architectural Engineering.