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Erin L Pulster, PhD

Dr. Erin Pulster is a Research Biologist at the Columbia Environmental Research Center.

Dr. Pulster is an environmental chemist specializing in acute and chronic anthropogenic contamination in aquatic and terrestrial ecosystems. As the lead analytical chemist for the PFAS laboratory at CERC, she develops extraction and analytical methodologies for various matrices. Her recent research focuses on the fate and effects of per- and polyfluoroalkyl substances (PFAS) in the environment, including their levels in seafood and the associated human health risks to inform resource managers. Throughout her career, Dr. Pulster has worked on various projects assessing environmental contamination from chemicals such as polychlorinated biphenyls (PCBs), pesticides, toxaphene, and polycyclic aromatic hydrocarbons (PAHs). Her studies span diverse matrices—air, water, sediment, passive samplers, and biota—enabling the evaluation of sublethal impacts and potential environmental and human health risks. Utilizing a One Health approach, Dr. Pulster’s work is critical in enhancing our understanding of environmental contaminants and their effects on ecosystems and human health.

Current Projects:

  • LC/MS/MS analytical method development for PFAS.
  • PFAS extraction methodology for a variety of matrices (e.g., water, sediment, insects, passive samplers).
  • Measuring PFAS levels in recreationally important fish and assessing the need for consumption advisories.
  • Chronological temporal assessment of the distribution of PFAS in Gulf of Mexico sediment cores.

*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

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