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Effects-based monitoring of bioactive contaminants discharged to the Colorado River before and after a municipal wastewater treatment facility replacement

Published by U.S. EPA Office of Research and Development (ORD) | U.S. Environmental Protection Agency | Catalog Last Checked: August 03, 2026 at 12:46 AM | Dataset Last Updated: July 10, 2020
The present study highlights the utility of bioeffects-based monitoring in conjunction with analytical chemical measurements of surface waters on the Colorado River associated with a historically bioactive wastewater treatment plant effluent. Concurrent with chemical monitoring and in vitro bioactivity measurements, in situ caged fish systems were employed to evaluate the potential bioavailability of predicted biologically-active contaminants associated with ER, GR, and PPAR-associated activities. The present study compares the effects of a wastewater treatment plant facility upgrade on bioactive contaminant loading. This dataset is associated with the following publication: Cavallin, J., W. Battaglin, J. Beihoffer, B. Blackwell, P. Bradley, A. Cole, D. Ekman, R. Hofer, J. Kinsey, K. Keteles, D. Winkelman, and D. Villeneuve. Effects-Based Monitoring of Bioactive Chemicals Discharged to the Colorado River Before and After a Municipal Wastewater Treatment Plant Replacement. ENVIRONMENTAL SCIENCE & TECHNOLOGY. American Chemical Society, Washington, DC, USA, 55(2): 974-984, (2021).

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  • Cavallin et al_Moab caged fish_Science Hub_12-15-2020.xlsx

    APPLICATION/VND.OPENXMLFORMATS-OFFICEDOCUMENT.SPREADSHEETML.SHEET

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