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Operationalizing Smart One Water: Collaborative solutions

Published online by Cambridge University Press:  05 January 2026

Sunil K. Sinha*
Affiliation:
Civil and Environmental Engineering, Virginia Tech, USA
Pierre Glynn
Affiliation:
Arizona State University, USA
Jeffrey Berk
Affiliation:
Construction, Tanner Pacific, Sacramento, USA
Meghna B. Sebens
Affiliation:
Oregon State University, USA
Paolo Gardoni
Affiliation:
University of Illinois at Urbana-Champaign, USA
Pingbo Tang
Affiliation:
Carnegie Mellon University, USA
Caitlin Dyckman
Affiliation:
Clemson University, USA
William Williams
Affiliation:
Resilience, Black & Veatch Corporation, USA
Walter L. Graf
Affiliation:
Wastewater Treatment Plant, Fairfax County, Department of Public Works and Environmental Services, USA
Stephen Cauffman
Affiliation:
Cybersecurity and Infrastructure, U.S. Department of Homeland Security, USA
Srini Vallabhaneni
Affiliation:
AECOM, USA
Jayantha Obeysekera
Affiliation:
Earth and Environment, FIU, USA
Dennis Lopez
Affiliation:
Utility Design Division, Howard County, USA
Anas Malkawi
Affiliation:
HRSD, USA
Celine Hyer
Affiliation:
Arcadis US Inc, USA
Victoria Johnson
Affiliation:
HDR Inc, USA
*
Corresponding author: Sunil K. Sinha; Email: ssinha@vt.edu
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Abstract

A stakeholder structured engagement process at the Sustainable Water Infrastructure Management (SWIM) conference and workshop was held in December 2024. The participants identified critical current and future issues facing the water sector that are synthesized in this paper. In particular, they highlighted issues of water systems’ vulnerability and lack of resilience to hazards and stressors; inequities associated with water scarcity; and water quality problems – all affected by natural or man-made influences. The Smart One Water (S1W) vision was the baseline for the SWIM 2024 conference. This paper expands the S1W vision with a synthesis of the conference discussions about S1W-related fundamental concepts, practices and implementation barriers. It includes initial recommendations – based on a digital, data-focused, stakeholder-driven approach – with expert representatives of the public and private water supply sectors, academia, government and policymakers tasked to generate real-world adaptable ideas and practical solutions. Specifically, S1W envisions a future where water management and governance silos are eliminated to provide the necessary collaboration to enable efficient, resilient, affordable and equitable water access capable of adapting to a changing environment. This would be a future where communities govern collaboratively through integrated decision-making on policy, management and funding of natural and engineered water systems at the river basin scale.

Information

Type
Overview Review
Creative Commons
Creative Common License - CCCreative Common License - BY
This is an Open Access article, distributed under the terms of the Creative Commons Attribution licence (http://creativecommons.org/licenses/by/4.0), which permits unrestricted re-use, distribution and reproduction, provided the original article is properly cited.
Copyright
© The Author(s), 2026. Published by Cambridge University Press
Figure 0

Figure 1. Smart One Water implementation for desired societal impacts.

Figure 1

Figure 2. The SWIM Center trilogy.

Figure 2

Figure 3. Flow chart illustrating moderator/annotator and speaker/panelist selections and processes for identification and development of SWIM-2024 practical solutions needed to address key water challenges (identified in the SWIM-2023 conference and workshop).

Figure 3

Figure 4. The SWIM Conference and Workshop 2023 overall outcomes.

Figure 4

Figure 5. Overall outcomes from Conference and Workshop Panel-1 Session. Note: “SWATER” refers to the aiWATERS platform.

Figure 5

Figure 6. Interactions between the natural, built, and social water systems, the role of the aiWaters AI-enabled data and knowledge platform, and implications for water end-users and decision support.

Figure 6

Figure 7. Overall outcomes from Conference and Workshop Panel-2 Session.

Figure 7

Figure 8. Overall outcomes from Conference and Workshop Panel-3 Session.

Figure 8

Figure 9. Overall outcomes from Conference and Workshop Panel-4 Session.

Figure 9

Figure 10. Overall outcomes from Conference and Workshop Panel-5 Session.

Figure 10

Figure 11. Overall outcomes from Conference and Workshop Panel-6 Session.

Figure 11

Figure 12. Overall outcomes from Conference and Workshop Smart One Water.

Author comment: Operationalizing Smart One Water: Collaborative solutions — R0/PR1

Comments

The Smart One Water Trilogy is a three-year program that pulls together water professionals from public agencies, private companies, academia, and state and national organizations to identify, evaluate, and develop practical solutions to some of our most critical water issues (Figure 2). Using a conference format consisting of motivational and keynote speakers, structured panel discussions, and workshops, this interactive program incorporates audience participation, team-work, and crowd sourcing to provide a truly collaborative work product. The multi-year conference series started in 2023, which focused on identifying issues and challenges in water management. 2024 focused on identifying practical solutions, and 2025 will identify and detail ways to implement these solutions. This paper presents the 2024 results. The SWIM 2023 Conference and Workshop related to issues and challenges in water governance and management was published in Cambridge Prism: WATER journal.

Review: Operationalizing Smart One Water: Collaborative solutions — R0/PR2

Conflict of interest statement

I have participated in previous SWIM conferences, and I am affiliated with an institution of one of the co-authors (but not Virginia Tech). I did not participate in the 2024 SWIM Conference and Workshop and I had no role in its development or follow-up.

Comments

The manuscript presents a summary of topics addressed and key take-aways from the discussions at the 2024 SWIM Conference and Workshop. The lead author, Sunil Sinha, has organized SWIM conferences for a number of years (pre-dating the 2023 conference cited in the manuscript), bringing together experts from academia and the water industry to help advance the integration and control of municipal drinking water, wastewater, and stormwater systems through deployment of sensing and automated data collection and processing technologies. The 2024 SWIM Conference and Workshop, like those preceding it, aimed to bring advances in technology and innovative trial implementations of these technologies to the community of professionals engaged with the municipal water industry. The content and findings of the 2024 Conference and Workshop will be of interest to researchers and practitioners interested in one-water implementation, and in my view this manuscript merits publication. Below I identify some places where clarification would be helpful to the reader, and provide some other suggestions for strengthening the manuscript.

1) The definition of SWIM (Sustainable Water Infrastructure Management) is not provided anywhere in the manuscript. It should be given the first time the acronym is used in the Introduction, in the Purpose subsection.

2) p.2, line 20: The sub-title “Why our work is critically important” sounds like it belongs in a proposal, rather than a conference summary. I suggest replacing this phrase with “Motivation”.

3) p.2, lines 23 and 30: Here and elsewhere, please ensure that no reference has “n.d.” given for the year. For a website reference, the date accessed should be provided, and this provides a year to include with the reference and the citation in the text.

4) p.2, line 31: The NSF-ERVA reference is 2023 in the References section, not 2022 as cited here.

5) p.2, line 51: The reference for the 2023 SWIM Conference is cited as Sinha et al., 2025. I think that the authors intend here to refer to reference no. 39, which is Sinha et al. (2023).

6) p.3, lines 12-14: References are enclosed in brackets rather than parentheses as elsewhere in the manuscript. Please fix here and elsewhere in the manuscript where this inconsistency occurs.

7) p.3, line 30: Do the authors intend to cite Sinha et al. (2023) here rather than Sinha et al. (2025)? (The Sinha et al., 2025 references need to be checked throughout the manuscript.)

8) p.3, line 34: There is no Sinha et al. (2024) reference provided in the References section.

9) p.3, paragraphs 1 and 2: As currently written, it is implied that there are no examples of integrated one-water public systems anywhere in the U.S. or world, which makes the Smart One Water concept appear to be a highly futuristic concept. This is not the case. Some examples of public systems that currently employ integrated one-water systems, or at least partially integrated systems, should be noted. For example, there are communities in the Southwest U.S. that capture of stormwater for recharge of aquifers used for drinking/commercial water supply, coupled with treatment of wastewater for subsequent recharge of the groundwater supply.

10) p.3, lines 47-49: The text here implies that there should be “a national program or coordinating body that integrates governance and management of natural water systems with built and socio-economic water systems.” It should be noted that a primary reason there is no such national entity is that the type and availability of water resources, and the manner in which water resources are governed and managed vary significantly across the U.S. Many would argue and have argued successfully in the past that a national governance entity for water management is inappropriate. The Smart One-Water approach is most relevant at the local/regional scale.

11) p.4, line 29: The word “preliminary” before “pilot project” can be deleted.

12) p.6, line 12: As the “trilogy” of conferences has not yet been completed, i.e., the 2025 conference has not yet been held, key outcomes from the 2025 conference are not yet available. The word “trilogy” should be removed from the section title here.

13) p.6, line 13: I don’t think that Sinha et al. (2025c) is the correct reference to cite here. All of the Sinha et al. reference citations in the manuscript need to be checked carefully.

14) p.6, line 22: I suggest removing the adjective “major” from before “progress”.

15) p.6, lines 33-49: Acronyms are defined that have been defined previously; and some of the acronyms defined previously could be used in this paragraph to reduce the number of words.

16) p.6, bottom and p.6, top: In the examples given under Current Best Practices, at least one reference for each example cited should be provided.

17) p.7, lines 37-40: A potential federal Department of Water has been discussed for many years and arguments for it have not been successful, for good reason. The history of consideration of this idea should be investigated and some references on study of this topic should be provided. The call for a federal Department of Water here comes across as naive and not well informed. Implementation of Smart One Water technologies and systems will be at the local/regional/basin level, and (appropriately) not at national scale. Note that Panel 3 on Governance (pp. 9-12) did not mention the need for a federal Department of Water; the focus of their discussion was on local/regional/basin examples.

18) p.8, lines 13-14: The statement indicates that USGS has entered into a project with the SWIM Center to develop aiWATERS. This project will be of interest to readers. Please provide a reference to a project summary and/or website. On p.17, the project is described as also involving ORNL and several states. A clear description of the aiWATERS project and who is involved needs to be provided when it is first introduced.

19) p.9, line 3: CBO needs to be defined.

20) p.9, line 8: AR/VR needs to be defined.

21) p.10, Current Best Practices section: Addition of at least one reference for each of the examples would be helpful to the reader.

22) p.12, Current Best Practices section: Addition of at least one reference for each of the examples would be helpful to the reader.

23) p.13, line 13: typo “WThe”

24) p.16, lines 40-41: As the subsequent sections discuss more than metrics, I suggest replacing “corresponding metrics” with “some metrics are noted”

25) p.16, line 46: typo “sociao-”

26) pp.16-17, Current Best Practices: see Comment 18

Review: Operationalizing Smart One Water: Collaborative solutions — R0/PR3

Conflict of interest statement

I declare that there is no confict of interest.

Comments

The authors' interdisciplinary background stands out as a significant strength of this paper, complemented by the selection of concrete examples like Georgia pilots, DRBC, SFWMD, and Tucson Water. The One Water + digital/AI framing is timely and pertinent for utilities and policy stakeholders. However, at times, the piece resembles a program prospectus for S1W/aiWATERS, rather than a neutral synthesis of scientific findings. The paper presents results from a participatory process involving conferences and workshops; yet, it lacks a clear explanation of the chosen methodology and does not address the gaps in the existing literature that it aims to fill. Additionally, the stakeholder selection process and criteria are not addressed. It is essential to detail the methods of data collection, the analysis process, and how the various elements integrate. Furthermore, incorporating graphs and figures could enhance the visualisation of data flows, decision logic, and feedback mechanisms among NWS/BWS/SWS.

Recommendation: Operationalizing Smart One Water: Collaborative solutions — R0/PR4

Comments

Dear Dr. Sinha,

Thank you for submitting your manuscript entitled “Operationalizing Smart One Water: Collaborative Solutions” to our journal. The paper has now been reviewed, and based on the reviewers’ evaluations, we would like to invite you to submit a minor revision.

Please carefully address the reviewers’ comments and incorporate their suggested revisions in your revised manuscript.

Decision: Operationalizing Smart One Water: Collaborative solutions — R0/PR5

Comments

No accompanying comment.

Author comment: Operationalizing Smart One Water: Collaborative solutions — R1/PR6

Comments

No accompanying comment.

Recommendation: Operationalizing Smart One Water: Collaborative solutions — R1/PR7

Comments

Dr. Sinha,

I have now received the reviews from referees. They suggest additional minor revisions. I am happy to accept your paper for publication subjct to revising your paper accordinging to these revisions

Kind regards

Prof. Phoebe Koundouri

https://phoebekoundouri.org/

Decision: Operationalizing Smart One Water: Collaborative solutions — R1/PR8

Comments

No accompanying comment.