Office of Research and Development Publications

National Risk Management Research Laboratory (NRMRL) Research Publications

Records 1 to 25 of 66 records from ORD-NRMRL published between 10/07/2012 and 10/07/2017 from author David Wahman

Pham, H., D. Wahman, AND J. Fairey. The Role of Hydroxylamine as a Nitrification Intermediate in N-Nitrosamine Formation- Indianapolis. In Proceedings, 2016 WQTC, Indianapolis, IN, November 14 - 17, 2016. AWWA Research Foundation, Denver, CO, 99-99, (2016).
Wahman, D. Free Chlorine and Cyanuric Acid Simulator Application Description - Version 0.50. U.S. Environmental Protection Agency, Washington, DC, EPA/600/S-17/165, 2017.
WAHMAN, D. AND J. G. PRESSMAN. Nitrification in Chloraminated Drinking Water Distribution Systems: Factors Affecting Occurrence. Chapter 15, Satinder Ahuja (ed.), Comprehensive Water Quality and Purification, Vol. 2. Elsevier Inc, Waltham, MA, 2:283-294, (2014). <a href="https://doi.org/10.1016/B978-0-12-382182-9.00039-6">https://doi.org/10.1016/B978-0-12-382182-9.00039-6</a>
Routt, J. C., D. WAHMAN, AND A. Wilczak. Overview of Causes and Control of Nitrification in Chloraminated Drinking Water Distribution Systems. Edition 2, Chapter 4, AWWA Manual M56 - Fundamentals and Control of Nitrification. American Water Works Association, Denver, CO, , 67-94, (2013).
WAHMAN, D., J. C. Routt, AND A. Wilczak. Nitrification in Chloraminated Drinking Water Distribution Systems - Occurrence. Edition 2, Chapter 3, AM56 Nitrification Prevention and Control in Drinking Water. American Water Works Association, Denver, CO, , 49-64, (2013).
Liu, H., D. Wahman, AND J. Pressman. Study of Disinfectant Penetration in a Drinking Water Storage Tank Sediment Using Microelectrodes- Indianapolis. In Proceedings, 2016 WQTC, Indianapolis, IN, November 14 - 17, 2016. AWWA Research Foundation, Denver, CO, 99-99, (2016).
Kennicutt, A., P. Rossman, T. Aho, J. Bollman, G. Abulikemu, J. Pressman, AND D. Wahman. Chloramination of Concentrated Drinking Water for Disinfection Byproduct Mixtures Creation- Indianapolis. In Proceedings, 2016 WQTC, Indianapolis, IN, November 14 - 17, 2016. AWWA Research Foundation, Denver, CO, 99-99, (2016).
Wahman, D. Chlorinated Cyanurates (Dichlor & Trichlor) Water Chemistry Implications- Cincinnati. Presented at 14th Annual EPA Small Drinking Water Workshop, Cincinnati, OH, August 22 - 24, 2017.
Speitel, G., D. Wahman, AND J. Fairey. DBPs and Biofilm Interactions in Distribution Systems. To be Presented at Gordon Research Conference - Drinking Water Disinfection Byproducts, South Hadley, MA, July 30 - August 04, 2017.
Pham, H., D. Wahman, W. Zhang, AND J. Fairey. Postulating an Additional N-Nitrosodimethylamine Formation Pathway Relevant to Chloramination Disinfection. Presented at Grodon Drinking Water Disinfection By-Products, South Hadley, MA, July 30 - August 04, 2017.
Speitel, G. AND D. Wahman. Distribution System Nitrification: Cometabolism and Nitrification Index. California-Nevada Section AWWA Spring Conference, Anaheim, CA, April 10 - 13, 2017.
Wu, C., B. Park, M. Sasakura, G. Onstad, A. Kennicutt, D. Wahman, AND J. Pressman. Health Risk Estimation for Unregulated DBPs in Chloraminated Drinking Water. To be Presented at American Industrial Hygiene Conference and Expo, Seattle, Washington, June 04 - 07, 2017.
Pifer, A., T. Do, J. Fairey, W. Zhang, Z. Chowdhury, D. Wahman, AND S. Gerald. Evaluating Fluorscence-Based Metrics for Early Detection of Nitrification in Chloraminated Distribution Systems. Presented at Texas Water 2017, Austin, TX, April 10 - 13, 2017.
Pressman, J., D. Wahman, M. Alexander, A. Dugan, AND J. Rogers. Disinfectant Residual - Representative Monitoring & Maintaining Residuals. To be Presented at 12th CECIA-IAUPR Biennial Symposium on Potable Water Issues, San Juan, PUERTO RICO, February 16 - 17, 2017.
Pressman, J., D. Wahman, AND M. Alexander. Disinfectant Residual - Representative Monitoring and Minimum Residual Implications. Presented at EPA Small Systems Webinar, Cincinnati, OH, January 31, 2017.
Liu, H., D. Wahman, AND J. Pressman. Microelectrodes investigation on the penetration of monochloramine in water storage tank sediment. Presented at 2016 AWWA WQTC, Indianapolis, IN, November 14 - 17, 2016.
Kennicutt, A., J. Pressman, AND D. Wahman. Chloramination of Concentrated Drinking Water for Disinfection Byproduct Mixtures Creation. Presented at 2016 AWWA WQTC, Indianapolis, IN, November 14 - 17, 2016.
Pressman, J., D. Wahman, M. Alexander, A. Dugan, AND J. Rogers. Disinfectant Residual – Representative Monitoring & Maintaining Residuals. Presented at American Water Works Association Water Quality Technology Conference, Indianapolis, Indiana, November 13 - 16, 2016.
Pham, H., D. Wahman, AND J. Fairey. The Role of Hydroxylamine as a Nitrification Intermediate in N-nitrosamine Formation. Presented at AWWA Water Quality and Technology Conference, Indianapolis, IN, November 14 - 17, 2016.
Wahman, D., J. Maestre, AND G. Speitel Jr. Monochloramine Cometabolism by Nitrifying Biofilm Relevant to Drinking Water. JOURNAL OF AMERICAN WATER WORKS ASSOCIATION. American Water Resources Association, Middleburg, VA, 108(7):362-373, (2016).
Gomez-Alvarez, V., S. Pfaller, J. Pressman, D. Wahman, AND R. Revetta. Resilience of microbial communities in a simulated drinking water distribution system subjected to disturbances: role of conditionally rare taxa and potential implications for antibiotic-resistant bacteria. Environmental Science: Water Research & Technology. Royal Society of Chemistry, Cambridge, Uk, 2(4):645-657, (2016).
Maestre, J., D. Wahman, AND G. Speitel. Monochloramine Cometabolism by Mixed-Culture Nitrifiers under Drinking Water Conditions. ENVIRONMENTAL SCIENCE & TECHNOLOGY. American Chemical Society, Washington, DC, 50(12):6240-6248, (2016).
Pressman, J., D. Wahman, AND M. Alexander. Disinfectant Residual: Representative Monitoring and Minimum Residual Implications. Presented at 13th Annual U.S. EPA Drinking Water Workshop, Cincinnati, Ohio, August 23 - 25, 2016.
Revetta, R., S. Pfaller, J. Pressman, D. Wahman, AND V. Gomez-Alvarez. A Long-Term Study of the Microbial Community Structure in a Simulated Chloraminated Drinking Water Distribution System - abstract. Presented at AWWA-WQTC, Salt Lake City, UT, November 15 - 19, 2015.
Lee, W., D. Wahman, AND J. Pressman. Monochloramine-sensitive amperometric microelectrode: optimization of gold, platinum, and carbon fiber sensing materials for removal of dissolved oxygen interference. Ionics. Springer Berlin - Heidelberg, , Germany, 21(9):2663-2674, (2015).