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Gilbert F. White Forum

A fundamental goal of the ASFPM Foundation is to foster research and education to support efforts in reducing flood losses and improving floodplain management in the United States. The Gilbert F. White National Flood Policy Forum was initiated by the foundation in order to periodically convene experts in floodplain management to explore pressing issues in the field and set out ideas for resolving them. From these forums we hope to grow a broader and deeper understanding of what it is that we still need to know, how we can better apply what we already know, and what paths may still be unexplored in our attempts to improve management of our nation’s floodplains.

Choose a year from the timeline to see content from that year's forum.
2025

Floodplain Management in the Era of Big Data & Artificial Intelligence

March 5 & 6, 2025   |   George Washington University, Washington, DC
2025 Forum Report (forthcoming)
Final Report
Coming Soon

The 2025 Gilbert F. White National Flood Policy Forum convened leaders in flood risk policy, science, and management to explore the transformative impact of Big Data and Artificial Intelligence (AI) on floodplain management. The event provided an in-depth look at how emerging technologies reshaped hazard identification, mitigation strategies, regulatory processes, and risk communication. Through panels, breakout discussions, and collaborative sessions, participants considered opportunities, challenges, and ethical concerns, and developed forward-looking recommendations for policy, standards, and best practices at all levels of government and the private sector.

Forum Outcomes:
• Built awareness and understanding of impacts and implications to floodplain management
• Identified and explored areas in need of standards, best practice, or other policy safeguards
• Explored & envisioned untapped opportunities to harness the power of Big Data & AI within floodplain management

  • Priming the Pump: Understanding Big Data and AI
    This panel discussion offered a foundational understanding of Artificial Intelligence (AI), Generative AI, Machine Learning, and Deep Learning, as well as their applications in both the public and private sectors. The session highlighted the benefits and risks—including privacy, bias, and ethical concerns—of applying these technologies in real-world settings.
  • Drilling Down: The Role of Big Data and AI in Floodplain Management
    Panelists explored how AI, Machine Learning, and Big Data transformed floodplain management. They discussed enhanced hazard and risk identification, streamlined regulatory processes, and improved risk communication, sharing practical applications and case studies. Ethical considerations and unintended consequences of AI deployment were also examined.
  • Policy Landscape
    This panel compared U.S. and European Union (EU) approaches to policy frameworks for Big Data and AI, with a focus on the EU AI Act and U.S. federal/state initiatives. Panelists discussed governance, standards, and best practices for data and AI use in flood modeling, mapping, risk communication, and insurance, highlighting collaborative efforts between the public sector, private industry, non-profits, and academia.

Three breakout discussions allowed participants to meet in smaller, cross-sector groups to share expertise and examine policy implications and opportunities related to the Forum’s plenary topics.

2025 Gilbert F. White Forum
2019

Increasing Our Resiliency to Urban Flooding

March 12-13, 2019   |   Washington, DC
2019 Forum Report
Final Report
Urban Flooding: Moving Towards Resilience (2020)
View Report

On March 12-13, 2019, the ASFPM Foundation will host a two-day policy forum in the Washington, DC area to address urban flooding. The high-level question the forum will seek to answer is:

How can we be better equipped as a nation to deal with rapidly increasing flood risk in urban areas?

Across the United States, communities and states are seeing increasingly frequent and debilitating instances of urban flooding. Traditional approaches to floodplain management often will not work for high population, densely invested areas. The ASFPM Foundation Board believes that addressing urban flooding represents one of the most significant and complex challenges facing flood risk management policymakers and practitioners today. The nation needs to consider integrated approaches that take into account not only physical, but social, economic and political impacts, in a planning context marked by increasing uncertainty due to a changing climate. The decisions made now and over the next two decades will profoundly affect our nation’s ability to manage flood risk, recover from flooding, and invest at a national, regional and local scale in structural and nonstructural approaches to managing flood risk.

Across the United States, communities and states are facing challenging issues surrounding urban flooding, including:

  • Higher intensity, more frequent rainfall
  • Increasing impervious surfaces (due to population growth and development)
  • Aging infrastructure
  • Sea level rise
  • Water quality decline
  • Disruption of the natural water cycle
  • Insurance coverage
  • Risk identification and communication

Over the past 15 years, coastal storms and hurricane-driven events have become ever larger and more frequent. For coastal communities, the combination of more intense, extreme hurricane-driven rainfall and sea level rise has resulted in a dual urban flooding threat, bringing devastating impacts to facilities, resources, economies and lives. Localized flooding events of massive proportions have also hit inland. In addition to numerous historic floods, smaller rainfall events are also significantly impacting many urban areas. Older parts of cities, in particular, are vulnerable to flooding from these higher frequency events. The flooding that takes place often occurs outside of the floodplains typically identified by the National Flood Insurance Program.

Four recent efforts are providing new data and insights regarding urban flooding and its consequences:

  • Tasked by the Illinois General Assembly, the Illinois Department of Natural Resources released a report in 2015 on the extent, cost, prevalence, and policies related to urban flooding in Illinois.
  • The Center for Disaster Resilience, University of Maryland, and Center for Texas Beaches and Shores, Texas A&M University, Galveston Campus, is conducting a study entitled "The Growing Threat of Urban Flooding."
  • The ASFPM Stormwater Management Committee is developing an urban flooding discussion paper.
  • The National Academy of Science (NAS) is currently completing a FEMA-sponsored study entitled Urban Flooding in the United States.
Key conclusions and findings from these papers and reports will help set the forum’s context.

To catalyze discussion and action on urban flooding, the ASFPM Foundation will host a two-day policy forum in March 2019. More than one hundred invited experts representing federal, state and local agencies, the private sector, academia and other stakeholder groups will come together to explore opportunities, barriers and challenges, and focus on the policy path forward.

Topics to be examined include:

  • Governance (local, state, federal, tribal)
  • People (e.g., social impacts)
  • Water quality and quantity
  • Ecosystems
  • Economy (including impacts on private industry, commerce, jobs, etc.)
  • Risk identification in an environment of changing risk (including risk communication)

The targeted outcome will be a set of tiered (local, state, tribal, federal, public-private sector) recommendations to increase resilience and drive locally relevant action to prepare for, mitigate against and recover from escalating urban flooding. In particular, the forum will seek to clarify:

  • Governance – roles and responsibilities of cognizant agencies at each level of government
  • Integration – needs associated with understanding and implementing a uniform policy set for the nation
  • Policy and funding adjustments – changes that are required to enable those roles and responsibilities
  • Priorities for future action – immediate and long-term

From the forum’s results, the foundation will develop a written report with national policy recommendations. It will be shared widely with the administration, congressional offices, state and local agencies and the many practitioners focused on urban flooding issues.

In preparation for the forum's discussions, those invited to attend and participate in this event were also invited to submit brief papers with their current thoughts on urban flooding. These papers were provided to all attendees in advance of the meeting with the request that they read these papers in advance of the event.

To learn more about the ASFPM Foundation Gilbert White Forum series and the 2019 event, please contact the ASFPM Executive Office at 608-828-3000, asfpmfoundation@floods.org, or ASFPM Foundation President Doug Plasencia at dplasencia@moffattnichol.com.

For sponsorship opportunities, please contact the foundation’s Donor Coordinator, George Riedel or Fundraising Committee Chair Jeff Sparrow.

2019 Sponsors
2015

Climate-informed Sciences and Flood Risk Management: Opportunities and Challenges

November 17-18, 2015   |   Washington, DC
2015 Forum Report
Final Report
Meeting the Challenge of Change (2016)
View Report

The report resulting from the 5th Gilbert F. White National Flood Policy Forum, Meeting the Challenge of Change, addresses implementation of the President’s new federal standard for flood risk management (Executive Order 13690), including its requirement to consider future flood risk when planning taxpayer-funded projects in areas prone to flooding. Throughout this report, the challenges are paired with implementable actions. It concludes that, in many cases, use of an approach based on climate-informed science will provide better risk estimation and planning outcomes than other "one size fits all” options such as building to the current 500-year flood standard or applying extra freeboard for construction. The report also explores ways floodplain management is meeting the challenge of managing future flood risk, summarizes key provisions of EO 13690, and makes a number of specific recommendations aimed at resolving policy issues, building cooperation and collaboration, and identifying, communicating and mitigating future risk.

2013

Human Adjustments in Coasts – Adaptive Management of Changing Hazards, Risks, and Ecosystems

February 19-20, 2013   |   George Mason University, Arlington VA
2013 Forum Report
Holistic Coasts: Adaptive Management of Changing Hazards, Risks and Ecosystems (2013)
View Report

Holistic Coasts was a bold vision—an integrated management approach and philosophy that broke stove pipes, promoted individual and collective accountability, and balanced human use, environment, and economy into a resilient system. This report offered a starting point for a vision and partnership that, if undertaken successfully, would help secure a sustainable future for our nation.

The 4th assembly of the ASFPM Foundation Gilbert F. White National Flood Policy Forum brought together 100 invited experts to develop recommendations for how the nation could adjust human occupancies and management of the coasts. These suggestions aimed to inform decision makers at all levels as they prepared for increased coastal population, diminishing resources, and heightened risks.

The nation’s coastal floodplains faced ever-increasing and changing pressures. Population growth in the coastal zone; escalating demands on fisheries and other resources unique to the coast; discovery of resources that could fuel a nation; and ecosystems under stress from land use and river management strategies were not new challenges. However, what was new was the unprecedented growth of the United States population, coupled with a climate that had drastically changed in just a handful of generations.

Current demands on constrained coastal resources were not sustainable. Even if human population, resource consumption, and climate trends had stabilized at 2013 levels, evidence indicated that critical coastal functions could not be sustained. The mainstream science community acknowledged that populations in coastal regions were growing rapidly against the backdrop of a changing climate, and that the impacts of these trends were and would continue to be disruptive to lives, ecosystems, and economies.

To facilitate national policy discussions on important floodplain management issues, the ASFPM Foundation sponsored the Gilbert F. White Flood Policy Forum—a gathering of leading experts in the field of flood policy and floodplain management. These Forums developed policy recommendations and established an ongoing record of flood policy issues and directions for the future. The Forums were named in honor of Gilbert F. White, the most influential floodplain management policy expert of the 20th century. The Forums were not only a tribute to his work, but also recognition of the success of his deliberative approach to policy analysis and research.

The goal of each Forum was to convene the top technical and policy strategists to examine a particular flood challenge, and to develop recommendations for policies that would reduce the human casualties, environmental impacts, and economic losses associated with flooding, as well as policies to protect and enhance the natural and beneficial functions of floodplains.

The Coastal Forum, by design, was linked to Gilbert F. White’s 1942 dissertation, Human Adjustment to Floods. In this groundbreaking work, Dr. White dramatically expanded the options available to deal with flooding from being purely about controlling floods to also modifying practices or financial exposures in a manner that would allow humans to adjust to flooding impacts. Forum 2013 provided the opportunity to explore the management principles that should underlay a sound coastal flood risk management and coastal resource management strategy, while beginning to enumerate the policy, technology, data, and essential research necessary to implement such a strategy.

Download the 2013 Forum Background Paper


  • AECOM
  • Black & Veatch SPC
  • CDM Smith
  • Dewberry
  • ESP Associates
  • H2O Partners
  • Michael Baker Jr., Inc.
  • Stantec
  • URS Corporation
4th Flood Policy Forum panelists
Presenters at the 4th Flood Policy Forum (L to R): Margaret Davidson, Nick Hardiman, Denise Reed, Larry Larson.
2010

Managing Flood Risks & Floodplain Resources

March 8-9, 2010   |   George Washington University, Washington, DC
2010 Forum Report
Flood Risk Management Forum Final Report (2010)
View Final Report

The ASFPM Foundation hosted the 3rd Gilbert F. White National Flood Policy Forum in 2010, tackling the challenge of managing flood risks and floodplain resources. The Forum series was so comprehensive that it was divided into three segments—quantification, communication, and management—each addressed by a dedicated symposium or session. Symposium 1 in September addressed quantification through the theme, "Defining and Measuring Flood Risks and Floodplain Resources.” Symposium 2 in November dealt more with communicating, via the theme, "Flood Risk Perception, Communication and Behavior.” The background information and common understandings garnered focused the 2010 forum in March on "Flood Risk Management.” The series was by invitation only as in previous forums.

The 2010 Forum solidified a vision for a national flood risk and resource management strategy and identified key steps needed for its implementation. Over 60 papers provided deep analysis and sparked robust discussions on quantification, communication, and management strategies for flood risk. The forum’s findings remain central to shaping modern floodplain policy.

Key topics included outcomes and indicators, communication and human behavior, management strategies, data and tools for managing risk, and national policy recommendations.

Symposium 1: Defining and Measuring Flood Risks and Floodplain Resources
Symposium 2: Perception, Communication & Behavior
Main Forum Sponsors:
  • AECOM
  • Bender Consulting Services, Inc.
  • CDM
  • The Council Oak
  • Dewberry
  • ESP Associates, PA
  • Greenhorne & O'Mara
  • H2O Partners, Inc.
  • Michael Baker Corp.
  • PBS&J
  • Stantec Consulting, Inc.
  • URS Corp.
Symposium 1 Sponsors:
  • AECOM
  • Dewberry
  • ESP Associates, PA
  • H2O Partners, Inc.
  • Michael Baker Corp.
  • PBS&J
  • Stantec Consulting, Inc.
  • URS Corp.
Symposium 2 Sponsors:
  • AECOM
  • Dewberry
  • ESP Associates, PA
  • Michael Baker Corp.
  • PBS&J
  • Stantec Consulting, Inc.
  • URS Corp.
2010 Forum Awardees
Pictured left to right: Scott Edelman, past ASFPM Foundation President; David Greenwood, Michael Baker Corp.; Jen Marcy, PBS&J; Vince DiCamillo, Greenhorne & O'Mara; Mark Dunning, CDM; JoAnn Howard, H2O Partners; Ann Terranova, URS; Matt Koch, AECOM; Grant Smith, Dewberry. Not pictured: David Key, ESP Associates, PA; Don Armour, Stantec Consulting, Inc.
2007

Floodplain Management 2050

November 6-7, 2007   |   George Washington University, Washington, DC
Floodplain Management 2050 Report
Final Report
Floodplain Management 2050 –
Full Report of the 2007 Assembly
View Full Report

"Floodplain Management 2050" was an invitational workshop of experts focusing on the future of flood risk and floodplain management in the context of population growth, climate change, evolving federal budgets, and more. The late Gilbert F. White’s foundational work shaped the forum, using his “adjustment factors” as a framework for evaluating change and necessary adaptation. The forum examined how population, social, financial, environmental, and technological trends would shape floodplain management strategies by 2050.

The 2007 Forum used Gilbert F. White’s "geographic" approach to managing floods, considering eight adjustment factors: Elevation, Flood Abatement, Flood Protection, Emergency Measures, Structural Adjustments, Land Use, Public Relief, and Insurance. Attendees considered these factors against trends in population growth, social demographics, climate change, federal budgets, risk communication, technology, infrastructure, and natural resource management. The resulting dialogue informed policy change and research necessary for effective future floodplain management.

  • AMEC Earth & Environmental
  • Black & Veatch
  • CDM
  • Dewberry
  • Greenhorne & O’Mara
  • H2O Partners, Inc.
  • Michael Baker Jr., Inc.
  • PBS&J
  • Reznick Group, P.C.
  • URS Corporation
  • Watershed Concepts
  • Widgeon Foundation
2004

Reducing Flood Losses: Is the 1 Percent Chance Flood Standard Sufficient?

September 21-22, 2004   |   National Academies Keck Center, Washington, DC
2004 Forum Report
Reducing Flood Losses: Is the 1 Percent Chance Flood Standard Sufficient?
View Full Report

The first assembly of the Gilbert F. White National Flood Policy Forum tackled the fundamental question of whether the 1 percent annual chance flood standard—the backbone of most flood loss reduction programs—remained sufficient for modern floodplain management. Experts discussed how probability-based flood standards have shaped the nation’s flood risk landscape and debated possible improvements, exploring whether better science, policy, or stakeholder engagement could yield more effective results.

This inaugural forum adopted a science-based policy analysis advanced by Gilbert White, Robert Kates, and Ian Burton. Forum participants considered whether knowledge about flood hazards was insufficient, unused, or ineffective, and how growing vulnerability might overwhelm even effective practices. Their discussion laid the groundwork for the recommendations summarized in the full report.

  • AMEC Earth & Environmental
  • Dewberry
  • Flood Master Barriers, Inc.
  • Michael Baker Corp.
  • National Lenders’ Insurance Council
  • PBS&J
  • Shodeen, Inc.
  • SmartVENT
  • Titan Corp.
  • URS Corp.
  • Watershed Concepts