Past Events
Potomac River Basin Drinking Water Source Protection Partnership
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2024 Events
- Quarterly Meeting, August 8
- Meeting notes coming soon.
- Recording: Climate resilience and impacts to water quality in source water protection
- Quarterly Meeting, May 1
- Quarterly Meeting, February 7
2023 Events
- Annual Meeting, November 1 (in-person at the Potomac Environmental Research and Education Center)
- Recording: Strategic Conservation Plan, HABs, & Source Water in a Changing Climate
- Meeting Materials
- Conservation Assessment for Northern Virginia Watersheds: Developing NVCT’s Strategic Conservation Plan, Matt Gerhart, Northern Virginia Conservation Trust
- Toxic Cyanobacteria: Benthic Harmful Algal Blooms (HAB) Communities in Shenandoah River; a collaboration with ICPRB and USGS, Dr. Chris Jones, GMU
- Source Water Quality in a Changing Climate: The Case of Disinfection Byproduct Precursors, Dr. Kirin Furst, GMU
- Quarterly Meeting, August 2
- Webinar Recording: Spill Response
- Meeting Materials
- Monitoring Downstream Water Quality Impacts from the East Palestine Train Derailment, Sam Dinkins, ORSANCO, and Jeff Swertfeger, Greater Cincinnati Water Works
- Latex Spill on Delaware River, Patti Kay Wisniewski, EPA Region 3
- EPA On-Scene Coordinator Responsibilities and Coordination, Laura Casillas, EPA Region 3
- Colonial Pipeline Oil Spill: A 30-year Retrospective, Cherie Schultz, ICPRB
- Quarterly Meeting, May 3 (in-person and virtual)
- Meeting Minutes
- Meeting Materials
- Agricultural Source Water Protection Efforts on a Local Scale, Steve Nelson, WSSC Water
- Little Pipe Creek Watershed Assessment: NRCS National Water Quality Planning Phase, Stephanie Nummer, Interstate Commission on the Potomac River Basin
- Source Water Protection at the Federal Level, Beth Garcia, EPA Region 3
- Quarterly Meeting, February 1 (virtual)
- Meeting Summary
- Webinar Recording: Evaluating Sources & Mitigation of PFAS / PFAS and NPDES Permitting
- Meeting Materials
- Evaluating Sources & Mitigation Strategies for PFAS Across the One Water Spectrum, Kyle Thompson, Carollo Engineers
- PFAS and NPDES Permitting by Rebecca Christopher, EPA Office of Water
2022 Events
- Annual Meeting, November 2
- Quarterly Meeting, August 3*
- Webinar Recording: DWSPP Meeting – Maryland’s Voluntary Smart Salting Approach and Salt Trends in the Potomac River.
- Meeting Materials:
- August 3, 2022, Meeting Summary
- Sometimes Less is More: Maryland’s Voluntary Smart Salt Approach, Greg Sandi of MDE
- Trends in Potomac River Salt Concentrations, 1992-2021, Christina Davis and Rikke Jepsen, ICPRB
- Quarterly Meeting, May 4*
- Quarterly Meeting, February 2*
- Webinar Recording: Feb 2, 2022: Potomac River Basin Drinking Water Source Protection Partnership Quarterly Meeting
- Meeting Materials:
- February 2, 2022, Meeting Summary
- Potomac River Year in Review: Algae and Primary Production, Gordon “Mike” Selckmann of ICPRB
2021 Events
- Annual Meeting, November 3*
- Webinar Recording: Nov 3, 2021: Potomac River Basin Drinking Water Source Protection Partnership Annual Meeting
- Meeting Materials:
- 2021 Annual Meeting Summary
- Revisiting the 2012 Source Water Protection Vision and Roadmap for U.S. Drinking Water Utilities (Water Research Foundation Project #4176) – Chi Ho Sham, AWWA President
- 2021 DWSPP Year in Review – Steve DeRidder, Berkeley County PSWD
- Mapping the Potomac River with topo-bathymetric lidar: Acquisition, validation, and science application – Roger Barlow, Jeff Danielson, and John Young, USGS
- Application of the GNOME Oil Spill Model to the Potomac River – Alimatou Seck, ICPRB
- Microplastics in the Potomac River Basin, October 12*
- Webinar Recording: Microplastics in the Potomac River Basin: Drinking Water and Source Water Protection Perspectives
- Meeting Materials:
- Addressing Key Questions on Microplastics in Drinking Water, Brent Alspach of Arcadis
- Research and Actions on Microplastics in Drinking Water by the California State Water Resources Control Board, Scott Coffin, Ph.D. of California State Water Resources Control Board
- Developing a Preliminary Conceptual Ecological Risk Assessment and Science Strategy for Microplastics in the Potomac River, Kelly Somers of EPA Region 3
- Quarterly Meeting, August 4*
- Webinar Recording: August 4, 2021: Potomac River Basin Drinking Water Source Protection Partnership Webinar
- Meeting Materials:
- Per- and Polyfluoroalkyl Substances in West Virginia’s Public Source Water, Mitch McAdoo of U.S. Geological Survey
- Susquehanna River Early Warning System for Drinking Water, Tyler Shenk of Susquehanna River Basin Commission
- Quarterly Meeting, May 5*
- Webinar Recording: May 5, 2021: Potomac River Basin Drinking Water Source Protection Partnership Webinar
- Meeting Materials:
- Meeting Summary
- Co-managing CECs and Nutrients for a Much Healthier Potomac Watershed, Dr. Erik Rosenfeldt, Hazen and Sawyer
- Understanding and Managing Per- and Polyfluoroalkyl Substances in Maryland, Rebecca Warns, Maryland Department of the Environment
- Regulatory Status Updates on Per- and Polyfluoroalkyl Substances (PFAS) in Virginia Drinking Water, Dr. Tony Singh, Virginia Department of Health
- Quarterly Meeting, February 3*
- Webinar Recording: Feb 3, 2021: Potomac River Basin Drinking Water Source Protection Partnership Quarterly Meeting
- Meeting Materials:
- Meeting Summary
- Virginia Tech’s Initiative to Reverse Freshwater Salinization (VT-REFRESH) Stanley Grant & Marc Edwards, Virginia Tech
2020 Events
- Quarterly Meeting, August 5*
- Webinar Recording: Potomac River Basin Drinking Water Source Protection Partnership Webinar, August 5, 2020
- Meeting Materials
- Meeting Summary
- Salt Management Strategy (SaMS), Sarah Sivers, Virginia Department of Environmental Quality
- Collaboration to Improve TMDL Implementation, Jonathan Leiman, Maryland Department of the Environment
- Quarterly Meeting, May 6*
- Webinar Recording: Potomac River Basin Drinking Water Source Protection Partnership Webinar, May 6, 2020
- Meeting Materials
- Meeting Summary
- Safe Water Conservation Collaborative’s GIS Prioritization Model, Tanner Haid, West Virginia Rivers Coalition
- Changing Landscapes Initiative, Dr. Iara Lacher, Smithsonian Institute
- Quarterly Meeting, February 5
- Meeting Summary, February 5
- Meeting Materials
- North Branch Jennings Randolph Study, Mike Selckmann, ICPRB
- Frederick County’s Stormwater Illicit Discharge Detection and Elimination, Angelia Miller, Frederick County Office of Sustainability and Environmental Resources
- Land Prioritization Project, Anne Spiesman, Washington Aqueduct
- Steam Power ELGs (Bromide Discharges), Proposed Coal Ash Regulations, and AWWA’s Source Water Justification Toolkit, Adam Carpenter, AWWA
* Due to government-mandated social distancing requirements resulting from the Coronavirus Disease (COVID-19) outbreak, this meeting was held via webinar.
2019 Events
- Annual Meeting, November 13
- Meeting Agenda, November 13
- Meeting Summary, November 13
- Meeting Materials
- Year in Review, John Diegnan, DC Water
- Scientific and Technical Advisory
Committee of Chesapeake Bay
Program, Anjuman Islam, DC Water - Potential DWSPP Project: Mapping Land Prioritization, Anne Spiesman, Washington Aqueduct
- Agricultural Improvement Act 2018: Source Water Protection and Prioritization, Rebecca Warns, MDE
- State Revolving Funds and Source Water Protection, Michael Roberts, MDE
- Quarterly Meeting, August 7
- Meeting Agenda, August 7
- Meeting Summary, August 7
- Meeting Materials
- CSO Status in Maryland, Yen-Der Cheng, MDE
- Pennsylvania Natural Resources Conservation Service, Ashley Lenig, USDA-NRCS
- Virginia Natural Resources Conservation Service, Stacey Bradshaw, USDA-NRCS
- Protocols and Online Exercise for Uploading Information on the Spills Groups.io Website, Niffy Saji and Joel Thompson, Fairfax Water
- Next Generation of Water Observing Systems, Matthew Pajerowski, USGS
- Quarterly Meeting, May 1
- Meeting Agenda, May 1
- Meeting Summary, May 1
- Meeting Materials
- Microcystin Testing in Potomac River and Maryland HAB SOP, Charlie Poukish, MDE
- Detecting the Contributing Factors of Lotic Algal Blooms, Mike Selckmann, ICPRB
- America’s Water Infrastructure Act Risk & Resilience Assessments Now and into the Future, Patti Kay Wisniewski, EPA Region 3
- Source Water Protection in the Potomac River Basin – A Story Map, Kathleen McAllister, Horsley Witten Group
- Farm Bill: Agricultural Conservation Programs Address Source Water Concerns Webinar, Nicki Bellezza, Fairfax Water
- Quarterly Meeting, February 6
- Meeting Agenda
- Meeting Summary
- Meeting Materials
- Recap of Boom Deployment Exercise, Peter Heimlicher, GenOn
- Frederick County Agriculture Preservation Programs, Anne Bradley, Frederick County, Md.
- 2D Potomac Spill Model Project, Dr. Cherie Schultz, ICPRB
- Potomac River Basin Comprehensive Water Resources Plan, Dr. Heidi Moltz and Dr. Claire Buchanan
- Contaminants of Emerging Concern Workgroups, Martin Chandler, WSSC
- Agriculture Workgroup, Pam Kenel, Loudoun Water
2018 Events
- Annual Meeting, November 7:
- Meeting Summary
- Meeting Materials
- Year in Review, Pam Kenel, Loudoun Water
- Spill Exercise Overview, Cathy Magliocchetti, EPA Region 3
- PFAS Overview, Rick Rogers, EPA Region 3
- Cattail Creek Stream Restoration at Maple Dell Farm, Lindsay DeMarzo, Howard County
- Quarterly Meeting, August 15:
- Meeting Summary
- Meeting Materials
- Spill Response Plan Presentation, Niffy Saji, Fairfax Water
- Update on U.S. Endowment Collaboration, Alex Gorzalski, USACE
- Quarterly Meeting, May 16: Meeting Summary
- Quarterly Meeting, February 21: Meeting Summary
2017 Events
- Annual Meeting, November 15: Meeting Summary
- Quarterly Meeting, August 17: Meeting Summary
- Quarterly Meeting, May 16: Meeting Summary
- Quarterly Meeting, February 22
2016 Events
- Annual Meeting, November 9
- Quarterly Meeting, August 24
- Quarterly Meeting, May 25
- Quarterly Meeting, February 18
2015 Events
- Annual Meeting, November 18
- Meeting Summary
- Meeting Materials
- Special Session: Improving Cooperative Regional Spill Response
- Quarterly Meeting, August 26
- Meeting Summary
- Meeting Materials
- Source water assessment update — Lisa Ragain, MWCOG
- Information Session: Water quality monitoring in Maryland — Dan Boward, Maryland Department of Natural Resources
- Table-top exercise with Colonial Pipeline, June 3
- Quarterly Meeting, May 12
- Meeting Summary
- Information Session: River Chloride Trends in Snow-Affected Urban Watersheds: Increasing Concentrations Outpace Urban Growth Rate and Are Common Among All Seasons — Steve Corsi, USGS Wisconsin Water Science Center
- Quarterly Meeting, February 24
- Meeting Summary
- Meeting Materials
- Information Session: UCMR3 – What has been found in the water? Update on Chlorate!”
- Detection patterns in drinking water systems in the Potomac River basin – Dr. Martin Chandler, WSSC
- Chlorate toxicology, formation, operational controls, and source water occurrence – Alex Gorzalski, Washington Aqueduct
2014 Events
- Annual Meeting, November 20
- Meeting Summary
- Information Session: Shale Gas Development
- Moderator: Patrick Bowling, Source Water Protection Coordinator, Pa. DEP
- Water Resources Issues Related to Shale Gas Development – Bryan Swistock, Water Resources Coordinator, Penn State Extension
- Environmental Protection and Unconventional Shale Well Development in the Commonwealth of Pennsylvania – Joe Lee, Chief, Oil and Gas Subsurface Activities, Pa. DEP
- The Marcellus Shale Safe Drilling Initiative: The Process, The Results, The Future – Brigid Kenney, Senior Policy Advisor, Policy and Planning, Maryland Department of the Environment
- Handouts: Speaker Bios, Marcellus Shale Development, Drilling for Natural Gas in the Marcellus Shale Formation FAQs
- Quarterly Meeting, August 27
- Meeting Summary
- Information Session – Montgomery County, Maryland, MS4 Program
- Montgomery County Municipal Separate Storm Sewer System Permit (MS4) – Pam Parker, Senior Planner, Watershed Management Division, Montgomery County Department of Environmental Protection
- Potomac River DWSP Partnership – Our Interest in MS4s – Greg Prelewicz, Fairfax Water
- Workshop: Tools for Water Utilities to Prevent Algal Blooms, May 21, 2014
- Quarterly Meeting, May 13
Meeting Summary - Quarterly Meeting, March 6
- Meeting Summary
- Information Session – Alkalinity Trends
- Increased River Salinization and Alkalinization of Fresh Water in the Eastern U.S. – Dr. Sujay Kaushal, University of Maryland
- Alkalinity Trends in Potomac Source Waters – Niffy Saji, Fairfax Water
- Handout: WaterRF Project # 4494 – Evaluation of Current and Alternative Strategies for Managing contaminants of Emerging Concern in Water
2013 Events
- 2013 Annual Meeting, November 13
- Meeting Summary
- Presentations
- Looking forward to the next 10 years – Vicky Binetti, EPA Region III
- CECs in Wonderland, Searching a Way Out – Dr. M.T. Habibian, WSSC
- Information Session: Managing Forests for Water Supply Protection – Anne Hairston-Strang, Ph.D., MD DNR Forest Service
- Workshop: Decoding UCMR3: Clear Communication with the Public about Drinking Water Contaminants – October 25
- Quarterly Meeting, August 22
- Meeting Summary
- Information Session: Continuous measurements of new water-quality parameters using in situ optical sensors at the Little Falls Pumping Station – Joseph Bell, USGS
- Quarterly Meeting, May 15
- Meeting Summary
- Information Session: Forest Trends and Vulnerabilities in the Potomac River Basin
- Forests and Water Quality in the Potomac – Sally Claggett, U.S. Forest Service, Chesapeake Bay Liaison
- Tree Canopy Trends in the Potomac Watershed – Peter Claggett, U.S. Geological Survey Chesapeake Bay Program
- Tracy Mehan, The Cadmus Group
- Quarterly Meeting, February, 14
2012 Events
- 2012 Annual Meeting, November 14
- Meeting Summary
- Information Session: Assessing the Impact of Anthropogenic Discharges on Endocrine Disrupting Chemicals in the Potomac River Watershed
- Introduction – Dr. Sudhir Murthy, DC Water
- Understanding sources, management, and impact of Endocrine Disrupting Compounds (EDCs) in the Potomac – Dr. Erik Rosenfeldt, Hazen and Sawyer
- Analysis of EDCs in aquatic systems – Dr. Clifford Rice, USDA
- Application of in vitro and in vivo bioassays to facilitate the identification of EDC sources in environmental waters: a brief history of intersex research in the Potomac watershed – Dr. Luke Iwanowicz, USGS
- Webinar – Minimizing the Impact of Highway Snow and Ice Control on our Water Supply: the Potomac River, September 20
Hosted by the Partnership’s Urban Issues workgroup in cooperation with the Metropolitan Washington Council of Governments. - Quarterly Meeting, August 30
- Spill Exercise After Action Review, May 30
- Quarterly Meeting, May 23
- Meeting Summary
- Information Session: Landscape analysis for determining endocrine disruptors from land-use activities in the Potomac and Shenandoah River watersheds – John Young, USGS Leetown Science Center
- Workshop: Source Water Protection through Collaborative Efforts, April 26
- Workshop: Potomac River Functional Spill Exercise, April 2-4
- Quarterly Meeting, February 16
- Meeting Summary
- Information session: Water Quality and Water Supply in March and Rock Creeks, Pennsylvania – Heidi Moltz and Jim Palmer, Interstate Commission on the Potomac River Basin
2011 Events
- Annual Meeting, October 4
- Meeting Summary
- Information session: Regional Climate Change Impacts on Water Utilities
- Meeting Materials: 2011 Activity Summary and 2012 Priorities; Strategic Plan Update
- Quarterly Meeting, July 19
- Meeting Summary
- Information session: EPA Radionuclides Rule and the RadNet Program – Kelly Moran, Pennsylvania Drinking Water Program Manager, Office of Drinking Water and Source Water Protection, EPA Region 3
- Workshop: Review WaterRF project #4169 – Water Utility Framework for Responding to Emerging Contaminant Issues, June 10
- Quarterly Meeting, April 26
- Meeting Summary
- Information Session: Identifying Source Water Protection Opportunities in the Chesapeake Bay Watershed Implementation Plans
- Chesapeake Bay WIP Phase II Status in the COG Region – Karl Berger, Principal Environmental Planner, Metropolitan Washington Council of Governments
- Phase II WIP development in Maryland and implementation in Frederick and Washington counties – Chris Aadland, Watershed Implementation Specialist, Maryland Department of Natural Resources
- Webinar: Cryptosporidium, Cattle & Drinking Water, March 12
- Quarterly Meeting, February 8
2010 Events
- Annual Meeting, October 12
- Meeting Summary
- Field trip: Freshwater Institute
- Presentation: A New Vision for Clean, Safe Drinking Water – Vicky Binetti, Associate Director, Water Protection Division, US Environmental Protection Agency, Region III
- Meeting Materials: 2010 Activity Summary and 2011 Priorities, Strategic Plan Review
- Listening Session: U.S. EPA’s new Drinking Water Strategy, August 16
- Webinar: Cryptosporidium, Cattle & Drinking Water, July 22
- Quarterly Meeting, July 21
- Quarterly Meeting, April 28
- Meeting Summary
- Information session: Ed Merrifield, Potomac Riverkeeper; Presentation
- Quarterly Meeting, February 26
2009 Events
- Annual Meeting, October 20
- Minutes
- Information Session:
- Proposed Changes to Virginia’s Stormwater Regulations – Dr. Jan W. Briedé, Virginia Department of Conservation and Recreation
- Loudoun County Comprehensive Watershed Management Plan – Glen Rubis, Department of Building and Development, Loudoun County
- Quarterly Meeting, July 22
- Minutes
- Information Session: Potomac Conservation Prioritization Project: Identifying lands most important to drinking water quality – Emily Weidner, Natural Resources Specialist, Ecosystem Services and Markets, USDA Forest Service
- Additional resources: paper, water quality and conservation priority maps
- Minutes
- Quarterly Meeting, April 28
- Minutes
- Information Session: NPDES Permitting in the Potomac River Basin
- Bill Toomey, West Virginia Department of Health and Human Resources
- Bryant Thomas, Virginia Department of Environmental Quality
- Steve Luckman, Maryland Department of the Environment
- Quarterly Meeting, February 5
- Minutes
- Information Session: Selecting Priority Agricultural Watersheds: Implementing agricultural conservation practices that benefit the Chesapeake Bay – Mark Dubin, Agricultural Technical Coordinator, PA Chesapeake Bay Program Office & SDA-CSREES Mid-Atlantic Water Program, College of Agriculture and Natural Resources, University of Maryland
2008 Events
- Annual Meeting, December 2
- Workshop: Ag 101, August 21
- Quarterly Meeting, May 15
- Workshop: Research on EDC’s and Risk Communication for Potomac Basin Stakeholders, April 11, sponsored by AwwaRF on behalf of the Potomac DWSPP
- Quarterly Meeting, February 21
2007 Events
- Annual Meeting, November 2
- Quarterly Meeting, July 26
- Quarterly Meeting, May 7
- Minutes
- Information Session: Emerging Contaminant Challenges – Alternative Approaches for Water Utilities
- Quarterly Meeting, February 8
2006 Events
- Annual Meeting, October 25
- Quarterly Meeting, August 16
- Minutes
- Information Session: Conservation Lands
- Kevin Mack, Potomac Conservancy
- Chip Price, Director, Program Open Space, Maryland Department of Natural Resources
- Robert Lee, Executive Director, Virginia Outdoors Foundation
- Sidney Kuhn, Land Conservation Coordinator, Land Conservancy of Adams County
- Kelley Hart and Caryn Ernst, Trust for Public Lands
- Quarterly Meeting, June 1
- Minutes
- Information Session: Urban Stormwater
- Introduction and Background – Traci Kammer Goldberg, P.E., Chief, Source Water Protection and Planning, Fairfax Water
- Federal Stormwater Requirements – Paula Estornelle, P.E., Lead Environmental Engineer, US EPA, Region 3
- Watershed Management, Frederick County – Shannon Moore, Frederick County DPW
- Maryland’s Stormwater Programs – Ken Pensyl, Stormwater Management Director, Maryland Department of Environment
- Local Government Initiatives – Wm. Kelly Baty, C.P.G., Hydrogeologist, Loudoun County, VA
- Non-Governmental Organization Activities – Brian Seipp, Potomac Conservancy
- Quarterly Meeting, February 15
- Minutes
- Information Session: Road De-Icing
- Overview: Deicers: Water Resource Threat? – Rod Frederick and Robert Goo, US Environmental Protection Agency, Office of Wetlands Oceans and Watersheds
- De-Icing Chemicals in Source Waters: City of Baltimore Studies – Bill Stack, City of Baltimore, Department of Public Works
- Drinking Water Standards, Consumer Health – Vicky Binetti, US Environmental Protection Agency, Water Protection Division, Region III
2005 Events
- Annual Meeting, November 4
- Workshop: Emerging Contaminants and Water Supply, September 19
- Quarterly Meeting, August 9
- Workshop: Developing a Plan for Identifying Cryptosporidium Sources in the Potomac River, June 28
- Quarterly Meeting, May 10
- Quarterly Meeting, February 9
2004 Events
- Inaugural Meeting, August 25, 2004
- Meeting Notes
- Discussion: DWSP Priorities and Subcommittees, Plato Chen, WSSC moderating
- Information session: Early Warning Monitoring
- USGS streamflow and water quality data – Gary Fisher, USGS
- Advanced Sensors – Lisa Olsen, USGS
- Biomonitors – Bill van der Schalie, U.S. Army Center for Environmental Health Research
- MWCOG Regional Water Quality Initiatives – Jim Shell, MWCOG
- Time of travel modeling on the Potomac: ICPRB Spill Model, Carlton Haywood, ICPRB
- ICWater: Incident Command Tool, Bill Samuels, SAIC