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Records 1 to 25 of 69 records from author Christy Muhlen

2023
Lytle, D., C. Muhlen, AND A. Paul. A Field Screening Approach to Assess the Effectiveness of Pitcher Filters at Reducing Lead-Phosphate Particles. AWWA Water Quality and Technology Conference, Dallas, TX, November 05 - 08, 2023.
Gomez-Alvarez, V., H. Ryu, M. Tang, M. McNeely, C. Muhlen, M. Urbanic, D. Williams, D. Lytle, AND L. Boczek. Assessing residential activity in a home plumbing system simulator: monitoring the occurrence and relationship of major opportunistic pathogens and phagocytic amoebas. Frontiers in Microbiology. Frontiers, Lausanne, Switzerland, 14:1260460, (2023). https://doi.org/10.3389/fmicb.2023.1260460
McNeely, M., L. Boczek, V. Gomez-Alvarez, M. Tang, M. Urbanic, C. Muhlen, D. Williams, D. Lytle, AND H. Ryu. Detection of opportunistic premise plumbing pathogens using qPCR to assess the efficacy of water treatment methods in a model home. WQTC 2023, Dallas, TX, November 05 - 09, 2023.
Wahman, D., M. Alexander, P. Woodruff, J. Mistry, H. Buse, C. Muhlen, D. Lytle, AND J. Pressman. Evaluation of Distribution System Chemical Water Quality During a Free Chlorine Conversion. 20th Annual EPA Drinking Water Workshop: Small System Challenges and Solutions, Covington, KY, September 11 - 14, 2023.
Lytle, D., A. Keithley, C. Muhlen, AND A. Paul. Lithium: Background, Chemistry and Treatment. 20th Annual EPA Drinking Water Workshop, Cincinnati, OH, September 12 - 14, 2023.
2022
Crockett, E., M. Tang, D. Lytle, D. Williams, AND C. Muhlen. Accumulation and Release of Contaminants from Old Cast Iron Pipe Section. Presented at Small Systems Workshop, Cincinnati, OH, August 29 - September 01, 2022.
McNeely, M., L. Boczek, V. Gomez-Alvarez, M. Tang, C. Muhlen, D. Williams, D. Lytle, AND H. Ryu. Characterization of Microbial Water Quality Using Molecular Technology in Model Home Plumbing System. 19th Annual EPA Drinking Water Workshop: Small System Challenges and Solutions, Cincinnati, OH, August 29 - September 01, 2022.
Boczek, L., M. Tang, M. McNeely, V. Gomez-Alvarez, C. Muhlen, D. Williams, D. Lytle, H. Ryu, AND J. Wright. Characterization of microbial water quality using molecular technology and its applicability for assessing treatment performance in a building model home plumbing system. WQTC 2022 Conference, Cincinnati, OH, November 13 - 17, 2022.
Urbanic, M., R. Achtemeier, A. Paul, C. Muhlen, AND D. Lytle. Evaluating Targeted Monitoring Approaches for Drinking Water Lead Sampling. Small Systems Drinking Water Workshop, Covington, KY, August 29 - September 01, 2022.
Tang, M., L. Boczek, H. Ryu, C. Muhlen, D. Williams, D. Lytle, M. Urbanic, P. Woodruff, M. McNeely, M. Pinelli, E. Crockett, AND C. Formal. Evaluating microbial water quality changes in response to residential activities in a model home. 2022 AWWA Water Quality Technology Conference, Cincinnati, OH, November 13 - 17, 2022.
Achtemeier, R., M. Tang, H. Ryu, L. Boczek, D. Williams, C. Muhlen, M. Urbanic, A. Paul, M. Pinelli, E. Crockett, P. Woodruff, AND D. Lytle. Full Scale Home Plumbing System Pilot Plant. Small Systems Drinking Water Workshop, Covington, KY, August 29 - September 01, 2022.
Paul, A., C. Formal, D. Lytle, C. Muhlen, Mike DeSantis, AND S. Harmon. Summary of Current Research in the Effect of Phosphates on Lead Particles in Water. 19th Annual EPA Drinking Water Workshop: Small System Challenges and Solutions, Covington, KY, August 29 - September 01, 2022.
2021
Lytle, D., S. Pfaller, C. Muhlen, I. Struewing, S. Triantafyllidou, C. White, S. Hayes, D. King, AND J. Lu. A Comprehensive Evaluation of Monochloramine Disinfection on Water Quality, Legionella and Other Important Microorganisms in a Hospital. WATER RESEARCH. Elsevier Science Ltd, New York, NY, 189:116656, (2021). https://doi.org/10.1016/j.watres.2020.116656
Dore, E., C. Formal, C. Muhlen, D. Williams, S. Harmon, M. Pham, S. Triantafyllidou, AND D. Lytle. Effectiveness of point-of-use and pitcher filters at removing lead phosphate nanoparticles from drinking water. WATER RESEARCH. Elsevier Science Ltd, New York, NY, 201:117285, (2021). https://doi.org/10.1016/j.watres.2021.117285
Keithley, Sarah (Asher), C. Muhlen, D. Wahman, AND D. Lytle. Fate of Ammonia and Implications for Distribution System Water Quality at Four Ion Exchange Softening Plants with Elevated Source Water Ammonia. WATER RESEARCH. Elsevier Science Ltd, New York, NY, 203:117485, (2021). https://doi.org/10.1016/j.watres.2021.117485
Howard, I., J. Tully, AND C. Muhlen. Technical Support Summary Fiscal Year 2020. U.S. Environmental Protection Agency, Washington, DC, EPA/600/S-21/208, 2021.
Lytle, D., C. Formal, K. Cahalan, C. Muhlen, AND S. Triantafyllidou. The Impact of Sampling Approach and Daily Water Usage on Lead Levels Measured at the Tap. WATER RESEARCH. Elsevier Science Ltd, New York, NY, 197:117071, (2021). https://doi.org/10.1016/j.watres.2021.117071
2020
Lytle, D., D. Williams, C. Muhlen, M. Pham, E. Riddick, AND A. Keithley. Biological Treatment Simultaneously Addresses Multiple Contaminants: Ammonia, Arsenic, Iron and Manganese. AWWA International Symposium on Biological Treatment, Atlanta, Georgia, February 12 - 13, 2020.
Bennett-Stamper, C., Mike DeSantis, E. Dore, C. Formal, S. Harmon, D. Lytle, C. Muhlen, M. Pham, M. Schock, S. Triantafyllidou, J. Tully, AND D. Williams. EPA ORD Lead Particulate Research and Related Support. NSF International's Drinking water Treatment Unit (DWTU) Task Group on Higher Lead Influent, Cincinnati, OH, February 19, 2020.
Lytle, D., C. Formal, E. Dore, C. Muhlen, S. Harmon, D. Williams, S. Triantafyllidou, AND M. Pham. Synthesis and characterization of stable lead (II) orthophosphate nanoparticle suspensions. JOURNAL OF ENVIRONMENTAL SCIENCE AND HEALTH, PART A. Marcel Dekker Incorporated, New York, NY, 55(13):1504-1512, (2020). https://doi.org/10.1080/10934529.2020.1810498
Muhlen, C., L. Voutsikakis, R. Murray, AND J. Tully. Technical Support Summary, Water Infrastructure Division, Fiscal Year 2019. U.S. Environmental Protection Agency, Washington, DC, EPA/600/R-20/328, 2020.
Lytle, D., D. Williams, C. Muhlen, E. Riddick, AND M. Pham. The Removal of Ammonia, Arsenic, Iron and Manganese by Biological Treatment from a Small Iowa Drinking Water System. Environmental Science: Water Research & Technology. Royal Society of Chemistry, Cambridge, Uk, 6(11):3142-3156, (2020). https://doi.org/10.1039/d0ew00361a
2019
Triantafyllidou, S., D. Lytle, A. Chen, L. Wang, C. Muhlen, AND T. Sorg. Patterns of Arsenic Release in Drinking Water Distribution Systems. AWWA Water Science. John Wiley & Sons, Inc., Hoboken, NJ, 1(4):e1149, (2019). https://doi.org/10.1002/aws2.1149
2018
Lytle, D., D. WILLIAMS, C. MUHLEN, M. N. PHAM, AND E. RIDDICK. Biological Treatment Simultaneously Address Multiple Contaminants: Ammonia, Arsenic, Iron and Manganese (Canada). 2018 American Water Works Association WQTC, TorontoCON, November 11 - 15, 2018.
Williams, D., C. Parrett, M. Schock, C. Muhlen, P. Donnelly, AND D. Lytle. Design and Testing of USEPA's Flint Pipe Rig for Corrosion Control Evaluation. JOURNAL OF THE AMERICAN WATER WORKS ASSOCIATION. American Water Works Association, Denver, CO, 110(10):E16-E37, (2018). https://doi.org/10.1002/awwa.1127