Nutrients Symposium 2019 Technical Program

Wednesday, July 24

Session 01: Granular Sludge
1:30 PM - 5:15 PM

• 1:30 PM: Full Scale Performance of Aerobic Granular Sludge Technology in North America
  Manuel De Los Santos, Terry Reid, Brian Bates, Aqua-Aerobic Systems Inc

• 1:50 PM: Optimizing Operation of Pilot Plant Sidestream Granular Activated Sludge Reactor for Bioaugmentation of Mainstream Nitrification
  Maxwell Armenta, University of Washington; H Stensel, Bob Bucher, King County West Point Treatment Plant; Pardi Sukapanpotharam, Bao Nguyen-Quoc, University of Washington; Mari Winkler

• 2:10 PM: Utilizing Metabolic Selectors to Facilitate the Path to Densification of Activated Sludge
  Wendell Khunjar, Hazen and Sawyer

• 2:30 PM:  Technical Brief:  Extracellular Polymeric Substance Composition as Bridge Between Process and Clarifier Models
  Khoa Nam Ngo, The Catholic University of America; Tim Van Winckel, DC Water and Sewer Authority; Arash Massoudieh; Imre Takacs, Envirosim Associates Ltd; Bernhard Wett, ARA Consut; Charles Bott, Hampton Roads Sanitation District; Ahmed Al-Omari; Haydee De Clippeleir, DC Water

• 2:35 PM: Facilitated Panel Discussion

• 3:00 PM: Networking Break

• 3:45 PM: Innovative Process for Granulation of Conventional Continuous Flow Activated Sludge - A Novel Cost Effective Infra-Stretching Concept to Treat More Flow and Remove/Recover More Nutrients Without Expanding Your Plant
  Beverley Stinson, Giampiero Galvagno, Keith Sears, AECOM

• 4:05 PM: What Did We Learn from Three Full-Scale Hyrocyclone Implementations?
  Pusker Regmi, Jose Jimenez, Brown And Caldwell; Sudhir Murthy; Bernhard Wett, ARA Consut

• 4:25 PM: Modeling Aerobic Granular Sludge Performance in Sequencing Batch Reactor
  Rasha Faraj, Belinda Sturm, University of Kansas; Jose Jimenez, Brown And Caldwell; Tanush Wadhawan

• 4:45 PM: Technical Brief:  Quantifying the Benefits of Densified Activated Sludge on Secondary Clarifier Capacity
  Alonso Griborio, Hazen & Sawyer; Rasha Faraj, Belinda Sturm, University of Kansas; Nandita Ahuja; Wendell Khunjar, Hazen and Sawyer; Paul Pitt

• 4:50 PM: Facilitated Panel Discussion

• 5:15 PM: Session Adjourns for Networking Reception

Session 02: Carbon Management for Nutrient Removal
1:30 PM – 3:00 PM

• 1:30 PM: Onsite VFA Production to Support Simultaneous EBPR and Denitrification- Role of Novel PAOs
  Ramesh Goel, Sunayna Dasgupta, University of Utah Civil and Environmental Engineering Department

• 1:50 PM: Energy-Positive Wastewater Treatment Based on an Anaerobic Moving Bed Biofilm Reactor (AnMBBR) and Mainstream Anammox MBBR Process
  Fernando Morgan-Sagastume, My Carlsson, Magnus Christensson, Henrique Sanchez, Anoxkaldnes-Veolia Water Technologies AB; Hong Zhao, I Kruger Inc

• 2:10 PM: Redirecting Methane for BNR: Enrichment of Nitrifying-Denitrifying Methanotrophic Mixed Culture an a Sequential Batch Reactor
  Ahmed Eldyasti, Ahmed Fergala, Danelle Bishoff, York University; Ahmed Alsayed

• 2:30 PM: Technical Brief:  Primary Sludge Fermentation: Sustainable and Economical Process of Supplementing Carbon for Short Cut Nitrogen Removal
  Priyanka Ali, Tri Le, Rumana Riffat, George Washington University; Bernhard Wett, ARA Consut; Sudhir Murthy; Charles Bott, Hampton Roads Sanitation District; Salil Kharkar, Ryu Suzuki, Christine deBarbadillo, DC Water; Ahmed Al-Omari; Haydee De Clippeleir, DC Water

• 2:35 PM: Facilitated Panel Discussion

• 3:00 PM: Session Adjourns for Networking Break

• Poster: Piloting Mainstream Partial Nitritation-Anammox in a Two-Stage Configuration
  Maciej Kowalski, University of Manitoba; Tanner Devlin; Alessandro di Biase, University of Manitoba Civil Engineering; Jan Oleszkiewicz, University of Manitoba

Session 03: Phosphorus Recovery
1:30 PM - 5:15 PM

• 1:30 PM: Realizing The Promise of Nutrient Recovery
  Ron Latimer, Hazen & Sawyer

• 1:50 PM: Building upon Practice and Experience from Early Adopters of Sidestream Phosphorus Recovery
  Bryan Coday, Tanja Rauch-Williams, Carollo Engineers

• 2:10 PM: High Efficiency Calcium Phosphate Recovery Technology at The Madison Metropolitan Sewerage District: Stability Metrics, Design Optimization, and Performance.
  Menachem Tabanpour, Centrisys-CNP; Phillip Barak, Nutrient Recovery & Upcycling; Mauricio Avila, Zhongtian Li, Centrisys/CNP; Hiroko Yoshida; Gerhard Forstner, Centrisys/CNP; Leon Downing, Black & Veatch; Wendell Khunjar, Hazen and Sawyer

• 2:30 PM: Technical Brief:  Struvite Recovery through Electrochemical Phosphorus precipitation in Side-stream. Industrial Scale Application of ePhos® at High Phosphorus Concentrations
  Iosif Mariakakis, Siegfried Egner, Fraunhofer IGB

• 2:35 PM: Facilitated Panel Discussion

• 3:00 PM: Networking Break

• 3:45 PM: Finding the Right Solution for Phosphorus Harvesting: A Risk Based Approach to the Evaluation of Process Alternatives
  Greg Knight, Black & Veatch; Bikram Sabherwal; Lucas Botero; Leon Downing, Eric Redmond, Black & Veatch

• 4:05 PM: Innovative Process for the Recovery of Magnesium Phosphate (Newberyite) and Ammonia from Digester Effluents
  Matias Vanotti, USDA; Patrick Dube, Water Environment Federation

• 4:25 PM: Emergy Evaluation of Wastewater-derived Struvite as an Alternative to Conventional Fertilizer for Crop Production
  Ranjani Theregowda, Cissy (Xin) Ma, Jay Garland, U.S.Environmental Protection Agency

• 4:45 PM: Technical Brief:  Determining the Dissolution Rate of Field Grown Struvite
  Tom Johnson, CH2M; Roland Cusick; Sam Aguiar, University of Illinois at Urbana Champaign; Adrian Romero, CH2M; Leon Downing, Black & Veatch; Rachel Lee, Ostara Nutrient Recovery Technologies, Inc.

• 4:50 PM: Facilitated Panel Discussion

• 5:15 PM: Session Adjourns for Networking Reception

• Poster: Onsite production of concentrated urine-derived fertilizer in building-scale systems using remote process monitoring and control
  Abraham Noe-Hays, Rich Earth Institute; Arthur Davis, Rich Earth Institute; Nicholas Lowe, University of Michigan; Enrique Rodriguez, University of Michigan; Krista Wigginton; Nancy Love, Virginia Tech

• Poster: Cost Effective Phosphorous Recovery for Small and Medium Sized Resource Recovery Facilities
  Margaret Hollowed, Veolia Water Technologies; Thomas Johnson, Kruger Inc.; Sudhakar Viswanathan, Veolia Water Technologies; Hong Zhao, I Kruger Inc; Luke Wood, Kruger Inc; Wesley Yellin, Kruger

• Poster: Tons of Green: Algae-Based Nutrient Recovery in Waupun, Wisconsin
  Leo Kucek, Applied Technologies, Inc

• Poster: Achieving Stable EBPR Performance at the Gary Sanitary District WWTP
  Anthony Giovannone, CDM Smith; Rhonda Anderson

• Poster: A Case Study of Using a Revolving Algal Biofilm (RAB) Treatment System to Treat Anaerobic Digester Effluent at Pilot Scale
  Martin Gross; Xuefei Zhao, Gross-Wen Technologies; Zhiyou Wen

• Poster: Improving removal of nonreactive phosphorus using a UV/H2O2 advanced oxidation process.
  Eileen Kennedy, Marquette University; Kaushik Venkiteshwaran, Marquette University; Brooke Mayer, Marquette University; Patrick McNamara

Session 04: Planning and Decision Making
3:45 PM - 5:15 PM

• 3:45 PM: The Power of Principle: How One Danish Utility is Achieving Sustainable Development Goals in their Operations
  Per Henrik Nielsen, Mads Leth, Troels Bjerre, VCS Denmark

• 4:05 PM: Embracing the uncertain allows NEW Water to plan for their upcoming phosphorus TMDL
  Colin Fitzgerald, Jacobs; Thomas Sigmund, Green Bay Metro Sewerage Dist; Nathan Qualls, Philip Mentink, New Water, Green Bay Metro Sewerage Dist; William Desing; Glen Daigger, CH2M

• 4:25 PM: Tool for Estimation of Capital and Operating Costs of Nitrogen and Phosphorus Recovery from Wastewater and Agricultural Wastes
  Ankit Pathak, Wendell Khunjar, Kelly Landry, Hazen and Sawyer; Christine Radke

• 4:45 PM: Technical Brief:  Regulatory Strategies for the Metropolitan St. Louis Sewer District Comprehensive Ammonia and Nutrient Master Plan
  John Stober, HDR; Jay Hoskins, Metropolitan Saint Louis Sewer District; David Carani, HDR; John Christiansen, Geosyntec Consultants Inc

• 4:50 PM: Facilitated Panel Discussion

• 5:15 PM: Session Adjourns for Networking Reception

• Poster: Comprehensive modelling of full-scale nitrifying and post-denitrifying biofilters
  Jialu Zhu, SIAAP; Jean Bernier, SIAAP, Direction Innovation et Environnement; Sam Azimi, SIAAP, Direction Innovation et Environnement; André Pauss, Université de Technologie de Compiègne; Vincent Rocher, SIAAP, Direction Innovation et Environnement; Peter Vanrolleghem, Université Laval - modelEAU

• Poster:Performance of Pilot-scale Anaerobic Ammonium Oxidation (Anammox) Reactors in Treating Ammonium Rich Wastewater for Pima County Wastewater Reclamation Facility (WRF)
  Guangbin Li, University of Arizona; Jim Field, University of Arizona; Jeff Prevatt, Pima County Wastewater Management; Mallory McMurray, University of Arizona; Jacob Smutzer, Pima County Regional Wastewater Reclamation Department; Steve King, Pima County Regional; Joleen Shiroma, University of Arizona; Reyes Sierra-Alvarez, University of Arizona

• Poster: Findings from a Capital Expenditure Analysis Timing Evaluation Performed for the Fairfax County NCPCP
  Kelly Landry, Hazen and Sawyer; Timothy Devine, Hazen & Sawyer; Janice Carroll, Hazen & Sawyer PC; Ronald Taylor, Hazen and Sawyer; Sarah Motsch

• Poster: Watershed Protection through Liquid Manure Valorisation – Turning a Problem into a Commodity
  Iosif Mariakakis, Fraunhofer IGB; Siegfried Egner, Fraunhofer IGB

• Poster: Instrumentation Comparison for Different Modes of Ammonia-based Aeration Control
  Mark Miller, Brown and Caldwell; Jose Jimenez, Brown And Caldwell; Pusker Regmi, Brown and Caldwell

• Poster: Simplification of Treatment Processes and Equipment Replacement Results in Energy Efficient Biological Nutrient Removal at the Bensenville, IL WWTP
  Troy Stinson, Strand Associates; Nick Bartolerio, Strand Associates, Inc.; Mark Swayne

• Poster: Fast scale-up strategies of pilot-scale single-stage deammonification seeded with conventional BNR (Biological Nutrient Removal) sludge
  Daehee Choi, Yeungnam university; Hojin Shin, Yeungnam university; Dongeun Park, Yeungnam university; Sukhyun Cho, Yeungnam university; Jinyoung Jung, Yeungnam University

Thursday, July 25

Session 05: Biological Phosphorus Removal: Main/Sidestream
8:30 AM- 12:15 PM

• 8:30 AM: Meeting Stringent Phosphorus and Copper Limits in BNR Processes: Challenges, Success and Lessons Learned
  Mehran Andalib, Stantec; Kristen Rolison, MWH; Christopher Andres, Art Umble, Stantec

• 8:50 AM : Occurrence of Partial Denitrification Using Internally Stored Carbon in an Intermittently Aerated Process Configured for Shortcut Nitrogen and Biological Phosphorus Removal
  Stephanie Klaus, HRSD; Kathryn Printz, Water Environment Federation; Kester McCullough, Lindsey Ferguson, HRSD; Varun Srinivasan, Northeastern University; Dongqi Wang, Xi'an University of Technology; Peisheng He; Bernhard Wett, ARA Consut; Haydee De Clippeleir, DC Water; April Gu, Department of Civil and Env. Eng; Charles Bott, Hampton Roads Sanitation District

• 9:10 AM: Elucidating the Microbial Ecology of Side-stream Enhanced Biological Phosphorus Removal (S2EBPR)
  Varun Srinivasan, Nicholas Tooker, Northeastern University; Dongqi Wang, Xi'an University of Technology; Guangyu Li, Northeastern University; Annalisa Onnis-Hayden; Ameet Pinto, Northeastern University; April Gu, Department of Civil and Env. Eng

• 9:30 AM: Technical Brief:  S2EBPR Case Study – Full Scale Experience at South Cary Water Reclamation Facility 20 Years of Sidestream EBPR Process Operation
  Frederick Stroud, CDM Smith

• 9:35 AM: Facilitated Panel Discussion

• 10:00 AM: Networking Break

• 10:45 AM: Insights on Bio-P Optimization Using MLSS Fermentation at the Western Wake Regional WRF
  David Wankmuller, Katya Bilyk, Joseph Rohrbacher, Ron Latimer, Hazen & Sawyer; Damon Forney

• 11:05 AM: Elucidating Factors for the Success or Failure of Biological Phosphorus Removal: A Comparison Between Two Lab-Scale and One Pilot/Full-Scale EBPR Processes
  Paul Roots, Northwestern University; Fenghua Yang, Milwaukee Metrapolitan Sewage Distrct; Fabrizio Sabba; Alex Rosenthal; Joseph Kozak, Heng Zhang, MWRD of Greater Chicago At Cicero Stickney WTP; George Wells, Northwestern University

• 11:25 AM: The New Nutrient!  Applications of Sulphur and Redox Modeling in Phosphorus Control
  Bruce Johnson, Heather Stewart, Colin Fitzgerald, Jacobs

• 11:45 AM: Technical Brief:  Organic Phosphorus Removal using an Integrated Advanced Oxidation/Ultrafiltration System and Implications for Phosphorus Recovery
  Holly Gray, Tony Powell, Purifics Water Inc.; Scott Smith, Wilfrid Laurier University, Department of Chemistry; Wayne Parker, University of Waterloo

• 11:50 AM: Facilitated Panel Discussion

• 12:15 PM: Session Adjourns for Lunch

• Poster: Going Green: Mankato WRRF Clearas ANBR Bench Scale Testing
  Patrick Haney, HDR

Session 06: High Strength Wastewater Treatment
8:30 AM- 10:00 AM

• 8:30 AM: IFAS ANITA™ Mox deammonification process for treating THP reject water: from lab/pilot to full scale
  Jon Albizuri, Anoxkaldnes-Veolia; Magnus Christensson, AnoxKaldnes AB; Brandy Nussbaum, Veolia Water Technologies; Hong Zhao, I Kruger Inc; Frederic Veuillet, Veolia Research & Innovation; Laure Graveleau, Romain Lemaire, Veolia Technical & Performance Department

• 8:50 AM: Treatment of Gold Mine Wastewater with Aerobic Up-Flow Submerged Attached Growth Reactor
  Alessandro di Biase, Victor Wei, Maciej Kowalski, University of Manitoba; Michael Bratty, Golder; Martin Hildebrand, Nelson Environmental; Tanner Devlin; Pouria Jabari; Jan Oleszkiewicz, University of Manitoba

• 9:10 AM: Successful Upcycling of Residual Brewery Nutrients into an SCP Ingredient
  Seth Terry, Andy Logan, Jian Hua Song, iCell Sustainable Nutrition

• 9:30 AM: Technical Brief:  Single Stage Partial Nitritation/Anammox in Treatment of Complicated Urban Waste-streams Containing High Recalcitrant Organic Matter
  Aditi Podder, University of Utah; Debra Reinhart, University of Central Florida; Ramesh Goel, University of Utah

• 9:35 AM: Facilitated Panel Discussion

• 10:00 AM: Session Adjourns for Networking Break
  

Session 07: Operations Experience at Nutrient Removal Plants
8:30 AM- 10:00 AM

• 8:30 AM: Record Rainfall and Sewer Flows Not Enough to Dampen New Denitrification Filter Startup
  Thor Young, GHD; Scott Crosswell; Stona Cosner, City Of Frederick Public Works

• 8:50 AM: Real-Time Process Controls to Meet Increasingly Stringent Effluent Limits and Improve Operational Sustainability: A Case Study of Three North Carolina Facilities
  Victoria Boschmans, Katya Bilyk, Hazen and Sawyer; Erika Bailey; John Dodson, Charles Cocker, City Of Durham

• 9:10 AM: Full-Scale Optimization of a BNR Facility in Northwest Montana
  Rickey Schultz, HDR

• 9:30 AM: Technical Brief:  How Biological Filtration was used to Surpass Tough Nitrogen Limits for Long Island Sound
  Matthew Edds, Veolia

• 9:35 AM: Facilitated Panel Discussion

• 10:00 AM: Session Adjourns for Networking Break

• Poster: The Effect of Aeration Strategies on Simultaneous Nitrogen and Phosphorus Removal
  Yihan Zhang, University of California at Davis; Maureen Kinyua, University of California at Davis; Olivia Harrington, University of California at Davis; Yeymi Aguilar, University of California at Davis

Session 08: Membrane Aerated Biofilm Reactors
10:45 AM - 12:15 PM

• 10:45 AM: BNR Process Intensification using Membrane Aerated Biofilm Reactors
  Sandeep Sathyamoorthy, Yueyun Tse, Kelly Gordon, Black & Veatch; Dwight Houweling; Daniel Coutts, Suez Water

• 11:05 AM: A One Year Demonstration of Nutrient Removal with Membrane Aerated Biofilm Reactor (MABR)
  Jose Bicudo, Regional of Waterloo Water Services Div; Barry Heffernan, Oxymem; Amber Klassen, Region of Waterloo; Max Rao; John McConomy, Eoin Syron, Oxymem Ltd

• 11:25 AM: Going Bubbleless: Design and Start-Up of the Full-Scale MABR Demonstration at the Ejby Mølle WRRF
  Timothy Constantine, Jacobs; Nerea Uri, Per Henrik Nielsen, VCS Denmark; Adrienne Willoughby, CH2M; Julian Sandino

• 11:45 AM: Technical Brief:  Simultaneous Nitrification and Denitrification Throughout a Multi Stage Process Comprising Membrane Aerated Biofilm Reactors
  Ronen Shechter, Liron Friedman; Yedidya Heffes, Fluence

• 11:50 AM: Facilitated Panel Discussion

• 12:15 PM:  Session Adjourns for Lunch

Session 09: Ultra-Low Nutrient Effluent and Reuse
10:45 AM - 12:15 PM

• 10:45 AM: Maximizing TN Removal and Reliability for SWIFT Reuse with upstream Controls
  Heather Stewart, Bruce Johnson, Jacobs; Tyler Nading; Charles Bott, Michael Parsons, Hampton Roads Sanitation District

• 11:05 AM: Labile Organic Matter Dynamics in Surficial Sediments During Initial Development of a Constructed Wetland
  Mahsa Izadmehr, University of Illinois At Chicago (UIC); Karl Rockne

• 11:25 AM: Meeting Ultra-Low Effluent Quality Standards in Lagoons and Mechanical Plants
  Tanner Devlin, Nexom

• 11:45 AM: Technical Brief:  Exeno: Removal of Micropollutants in Municipal WWTP Effluents with Moving Bed Biofilm Reactors
  Elena Torresi, Veolia Water Technologies-Anoxkaldnes; Magnus Christensson, AnoxKaldnes AB; Christina Sund, Kruger; Henrik Andersen, Kai Tang, DTU; Heidi Andersen, Kruger; Hong Zhao, I Kruger Inc; Brandy Nussbaum, Veolia Water Technologies

• 11:50 AM: Facilitated Panel Discussion

• 12:15 PM: Session Adjourns for Lunch

• Poster: Study of Three Enhanced Nutrient Removal (ENR) Facilities Meeting Stringent Nutrient Limits in the Chesapeake Bay Watershed
  Ankit Pathak, Hazen and Sawyer; Wendell Khunjar, Hazen and Sawyer; Gregory Pace, Hazen and Sawyer; Sarah Motsch

• Poster: IMPACT OF AVERAGING PERIODS ON NUTRIENT DISCHARGE LOAD AND WRRF DESIGN
  JB Neethling, HDR Inc; Michael Falk, HDR Inc; David Clark, HDR Inc; Samuel Bruce, HDR

• Poster: Achieving Low Effluent Nutrient Concentrations with No Chemical Addition:  Results of a BNR Optimization Study at the 2.54 MGD Louisville, Colorado WWTP
  Patrick Radabaugh, Dewberry Engineers; Just Elkins, City of Louisville

Session 10: Reality Check: Mainstream Shortcut Nitrogen
1:30 PM - 5:15 PM

• 1:30 PM: AlexRenew’s Experience with Aeration Controls for Shortcut Nitrogen Removal
  Paula Sanjines, Jacobs; Kacey King-Mcrae, Hari Santha, Alexandria Renew Enterprise; Timothy Constantine, Jacobs; Adrienne Willoughby, CH2M

• 1:50 PM: Concurrent Mainstream Deammonification and Phosphorus Removal Using the ANITA Mox Process: A Pilot-Scale Evaluation at the Joint Water Pollution Control Plant (JWPCP)
  Eric Krikorian, Hana Chmielewsk, Thomas Knapp, Michael Liu, Nikos Melitas, LA County Sanitation District; Hong Zhao, I Kruger Inc; Mitchell Johnson, Kruger

• 2:10 PM: Single-sludge Shortcut N and Biological P Removal for Sustainable Mainstream Wastewater Treatment in Temperate Climates
  Paul Roots, Northwestern University; Fabrizio Sabba; Alex Rosenthal; Yubo Wang, Northwestern University; Quan Yuan; Fenghua Yang, Milwaukee Metrapolitan Sewage Distrct; Joseph Kozak, Heng Zhang, MWRD of Greater Chicago At Cicero Stickney WTP; George Wells, Northwestern University

• 2:30 PM: Technical Brief:  Electron Competition as a Mechanism of Nitrite Accumulation in a Denitratating Culture
  Matthew Baideme, United States Military Academy; Julian van der Made, Kartik Chandran, Columbia University

• 2:35 PM: Facilitated Panel Discussion

• 3:00 PM: Networking Break

• 3:45 PM: Exploring the Conversion of Tertiary Denitrification to Mainstream Deammonification: Pilot Scale Filter Results and Challenges
  Eric Polli, North Carolina State University; Katya Bilyk, Hazen and Sawyer; Erika Bailey; Wendell Khunjar, Hazen and Sawyer; Francis De Los Reyes, North Carolina State University; Tarek Aziz

• 4:05 PM: Pushing Process Intensification Limits for Biological Nitrogen Removal using Gel Entrapment Technology
  Mehran Andalib, Carla Cherchi, Art Umble, Stantec Inc.; Jacangelo Shu Tsuda, Hiroyuki Yoguchi, Hitachi, Ltd.; Kellogg Schwab, Johns Hopkins Bloomberg School of Public Health

• 4:25 PM: Nitrogen Removal from Water Resource Recovery Facilities Using Partial Nitrification, Denitratation-Anaerobic Ammonia Oxidation (PANDA)
  Wendell Khunjar, Hazen and Sawyer

• 4:45 PM: Technical Brief:  Lab-scale Results from a Partial Nitritation / Anammox Membrane Aerated Biofilm Reactor (MABR) for Mainstream Nitrogen Removal
  Brett Wagner, University of Michigan; Glen Daigger, CH2M; Nancy Love, Virginia Tech

• 4:50 PM: Facilitated Panel Discussion

• 5:15 PM: Symposium Adjourns

• Poster: Using Sensor-Mediated Control to Achieve Energy Efficient Mainstream Nitrogen Removal with Next Generation Treatment Systems: Long Term Stability and Operating Strategies
  Zerihun Bekele, University of Michigan; Nancy Love, Virginia Tech; Charles Bott, Hampton Roads Sanitation District

• Poster: Stability of Partial Nitritation–Anammox Process Using Immobilized Gel Carriers For Mainstream Deammonification
  Shoko Miyamae, Hitachi, Ltd.; Yuya Kimura; Shinichi YOSHIKAWA, Hitachi,Ltd

Session 11: Case Studies and Optimization
1:30 PM - 5:15 PM

• 1:30 PM: Implementation of Continuous Low DO Aeration Control Strategies for Simultaneous Nutrient Removal
  Jose Jimenez, Pusker Regmi, Mark Miller, Brown and Caldwell

• 1:50 PM: Adapting to the Unexpected:  Pre-digestion Waste Activated Sludge Phosphorus Release Process Design and Optimization at St. Cloud Nutrient, Energy & Water Recovery Facility
  Derek Lycke, Ostara Nutrient Recovery Technologies Inc.; Patrick Shea, Tracy Hodel, City of St Cloud WWTP; Emma Larson, City of St Cloud; Rachel Lee, Pavan Patel, Ostara Nutrient Recovery Technologies Inc

• 2:10 PM: Achieving Nitrification and Nutrient Removal through Mainstream Bio-Augmentation from Parallel Plant
  Mario Benisch, Partick Young, HDR Engineering Inc; Andy Clements, City of St Joseph

• 2:30 PM: Technical Brief:  3 Million Pounds of Nitrogen Removed and Counting at the Fairfax County NCPCP
  Gregory Pace, Joseph Rohrbacher, Wendell Khunjar, Ronald Taylor, Janice Carroll, Hazen & Sawyer; Sarah Motsch

• 2:35 PM: Facilitated Panel Discussion

• 3:00 PM: Networking Break

• 3:45 PM: Optimization Strategies at Four BNR Facilities to Reduce Nutrients and Operating Costs
  David Wankmuller, Katya Bilyk, Hazen and Sawyer; Eric Polli; Damon Forney; John Dodson, Charles Cocker, City Of Durham; Jeffery Mahagan

• 4:05 PM: Economic Analysis of Removing Orthophosphate and Improving Dewaterability of Digested Sludge by Struvite Precipitation in Digested Sludge
  Zhongtian Li, Centrisys/CNP; Hiroko Yoshida; Joshua Gable, Menachem Tabanpour, Gerhard Forstner, Centrisys/CNP

• 4:25 PM: Denitrifying PAOs for Low- Carbon and Low-Energy Nutrient Removal in Cold Weather Conditions:  The Ejby Mølle Case Study
  Nerea Uri, Per Henrik Nielsen, Ferenc Szép, VCS Denmark; Timothy Constantine, Jacobs; Kartik Chandran, Columbia University; Catherine Hoar; Christine deBarbadillo, DC Water; George Wells, Northwestern University

• 4:45 PM: Technical Brief:  An Energy Evaluation of Nitrogen Removal Methods:  Is Fancy Nitrogen Removal Worth the Effort?
  Bruce Johnson, Colin Fitzgerald, Jacobs

• 4:50 PM: Facilitated Panel Discussion

• 5:15 PM: Symposium Adjourns

Session 12: Microbial Ecology
1:30 PM – 3:00 PM

• 1:30 PM: Low Energy Microbiomes for Nitrogen Removal: Rethinking Nitrification and Denitrification
  Leon Downing, Black & Veatch; Eric Redmond; Colin Fitzgerald, Jacobs

• 1:50 PM: Single-Cell Raman Spectroscopy-Based Phenotyping Revealed Metabolic Difference Between Side-Stream and Conventional Enhanced Biological Phosphorus Removal Systems
  Varun Srinivasan, Northeastern University; Annalisa Onnis-Hayden; April Gu, Department of Civil and Env. Eng; Dongqi Wang, Xi'an University of Technology; Nicholas Tooker, Guangyu Li, Northeastern University

• 2:10 PM: Glycerol-Driven Dissimilatory Nitrate Reduction to Ammonium (DNRA): Impact of Kinetic-Limitation on System Performance and Microbial Ecology
  Matthew Baideme, Luke Plante, Michael Butkus, United States Military Academy; Kartik Chandran, Columbia University

• 2:30 PM: Technical Brief:  Assessing the Prevalence of Complete Ammonia Oxidizing Bacteria in Wastewater Treatment Systems
  Irmarie Cotto, Northeastern University; Wendell Khunjar, Hazen and Sawyer; Christopher Wilson; Haydee De Clippeleir, DC Water; Kevin Gilmore, Stearns & Wheler Pllc; Ameet Pinto, Northeastern University

• 2:35 PM: Facilitated Panel Discussion

• 3:00 PM: Session Adjourns for Networking Break

• Poster: Simulation of Bench-scale Membrane Aerated Biofilm Reactor Design for Energy Efficiency and Nutrient Recovery
  Avery Carlson, University of Michigan; Glen Daiggerr, Jacobs; Nancy Love, Virginia Tech