Melissa Lenczewski

Research Interests

  • Environmental organic and inorganic chemistry
  • Contaminant hydrogeology

Research Activities

Selected Publications

  • Cooney, Jacqueline and Lenczewski, Melissa and Leal, Rosa and Tucker, Kevin and Davis, Megan, Analysis of Sunscreens and Antibiotics in Groundwater During the COVID-19 Pandemic in the Riviera Maya, Mexico. Available at SSRN: or
  • Casas-Beltrán, D., C. Gallaher, E. Hernandez Yak, K. Febles Moreno, K. Voglesonger, R. Leal-Bautista, M. Lenczewski. 2020. Seaweed Invasion! Temporal Changes in Beach Conditions Lead to Increasing Cenote Usage and Contamination in the Riviera Maya. Sustainability 2020, 12(6), 2474;
  • Leal-Bautista R.M., Díaz-Cruz R., Suárez M.C., Lenczewski M, Acosta-González G. Grimaldo H. C. 2019. Efectividad de la calidad del agua de un sistema de distribución: un caso de estudio en un área turística / Effectiveness of water quality a distribution system: a case study in a tourist área. Sociedad y Ambiente n. 21, p. 53-75, doi:10.31840/sya.v0i21.2039 
  • Grzybowski, M., M. Lenczewski and Y. Oo. 2019. Water quality and physical hydrogeology of the Amarapura Township, Mandalay, Myanmar. Hydrogeology Journal
  • Moore, A., M. Lenczewski R. Leal-Bautista, and M. Duvall. 2019. Groundwater microbial diversity and antibiotic resistance linked to human population density in Yucatan Peninsula, Mexico.  Canadian Journal of Microbiology, 2019, 66(1): 46-58,
  • Peterson, J., M. E. Lenczewski, S. R. Clawson and J. P. Warnock. 2017. Role of sediment size and biostratinomy on the development of biofilms in recent avian vertebrate remains. Front. Earth Sci.  doi: 10.3389/feart.2017.00030
  • Aga, D.S., M. Lenczewski, D.D. Snow, J. Muurinen, J. Sallach, and J. Wallace. 2016. Challenges in the measurement of antibiotics and in evaluating their impacts in agroecosystems: A critical review. J. Environ. Qual. 45:407–419.doi:10.2134/jeq2015.07.0393
  • Lenczewski, M. and N. Pohlman. 2016. Engaging Undergraduate Students in Hydrophilantrophy in San Miguel de Allende, Mexico. Water Resources Impact. 18(1):22-24
  • Greenhagen, A., M. Lenczewski, and M. Carroll. 2014. Natural Attenuation of Pharmaceuticals and an Illicit Drug in Laboratory Column. Chemosphere 115:13-9. doi: 10.1016/j.chemosphere.2014.01.015. Epub 2014 Mar 1.
  • Leal-Bautista, R., M. Lenczewski, A. Gahala. C. Morgan, and J. McLain. 2013 Assessing Microbial and Chemical Contamination in Groundwater From The Tulum Area, Cancun, Mexico. Journal of Environmental Protection. 1272-1279
  • Carpenter, P., R. Adam, M. Lenczewski, and R. Leal-Bautista. 2013. Ground-Penetrating Radar, Resistivity and Spontaneous Potential Investigations of a Contaminated Aquifer Near Cancun, Mexico. Sinkholes and the Engineering and Environmental Impact of Karst. 231-237.
  • Peterson, J., M. Lenczewski, and R. Scherer. 2010. Influence of Microbial Biofilms on the Preservation of Primary Soft Tissue in Fossil and Extant Archosaurs. PLoS ONE 5(10): e13334. doi:10.1371/journal.pone.0013334  


  • Introduction of Environmental Geology
  • Geomicrobiology
  • Contaminant Hydrogeology
  • Organic Geochemistry
  • Environmental Geochemistry
  • Environmental Field Camp

Melissa Lenczewski

Geomicrobiology, Organic Geochemistry, Contaminant Hydrogeology

815-753-1945 (fax)
411 Davis Hall 


  • Ph.D. University of Tennessee; 2001
  • M.S. University of Arizona; 1993
  • B.S. University of Arizona; 1991

Contact Us

Department of Earth, Atmosphere and Environment
Davis Hall, Room 312

815-753-1943 (undergraduate)
815-753-0631 (graduate)

815-753-1945 (fax)

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