Recognition: unknown
The Public Health and Environmental Surveillance Open Data Model (PHES-ODM) Version 3: An Open, Relational Data Model and Interoperability Framework for Wastewater Surveillance
Pith reviewed 2026-05-10 03:08 UTC · model grok-4.3
The pith
Version 3 of the wastewater surveillance data model resolves interoperability barriers through added tables and mapping capabilities.
A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.
Core claim
The paper claims that its version 3 model overcomes barriers to data utility by introducing new tables for public health actions, external repository linkages, and analytical workflow documentation, while adding support for complex relational linkages across sites, samples, measures, and populations, and providing mapping tools for other data formats. It positions this as a scalable, modular infrastructure that balances robustness with usability and is adaptable to diverse wastewater and environmental surveillance programs, as shown by comparisons to other standards.
What carries the argument
The open relational data model with added tables for public health actions, external linkages, workflow documentation, and mapping tools that handle long and wide formats while supporting relational connections.
If this is right
- Programs can link data across multiple sites and populations more effectively.
- Analytical workflows can be documented for improved transparency and reproducibility.
- Data can be mapped and converted between this model and other standards or formats.
- Support for long-term, ethical data use in public health surveillance is strengthened.
Where Pith is reading between the lines
- Adoption could enable better cross-border collaboration on environmental monitoring without needing custom data translations.
- The structure might be extended to cover additional types of surveillance data beyond wastewater.
- Over time, this could reduce the effort required to integrate new data sources into public health systems.
Load-bearing premise
That the new tables, linkages, and mapping tools will resolve fragmented data systems and inconsistent practices when adopted and implemented correctly by various programs.
What would settle it
If independent programs adopting the model still face difficulties merging or querying their combined data sets due to unresolved incompatibilities, the improvements have not fully addressed the barriers.
Figures
read the original abstract
Wastewater surveillance (WWS) has emerged as a valuable tool for public health surveillance, particularly since the COVID-19 pandemic. Its long-term utility is constrained, however, by fragmented data systems, inconsistent metadata practices, and poor interoperability. The Public Health and Environmental Surveillance Open Data Model (PHES-ODM) was developed as an open, collaborative framework to standardize WWS data and support transparent, ethical data use aligned with FAIR principles. Adopted by the Public Health Agency of Canada and adapted by the EU Sewage Sentinel System, the model is now used in over 25 countries. This paper introduces version 3 of the model, which addresses persistent barriers to interoperability and data utility. Key enhancements include new tables for public health actions, external repository linkages (e.g., GISAID, GenBank), and analytical workflow documentation, as well as support for complex relational linkages across sites, samples, measures, and populations. Tools for mapping across other data formats, including PHA4GE and the US CDC National Wastewater Surveillance System, and for supporting long and wide data formats are also introduced. We compare PHES-ODM against six other WWS data standards across 25 features. Balancing robustness with usability, PHES-ODM v3 provides a scalable, modular infrastructure adaptable to diverse WWS and environmental surveillance programs.
Editorial analysis
A structured set of objections, weighed in public.
Referee Report
Summary. The paper presents PHES-ODM Version 3, an open relational data model for wastewater surveillance (WWS). It describes enhancements including new tables for public health actions, external repository linkages (e.g., GISAID, GenBank), analytical workflow documentation, support for complex relational linkages across sites/samples/measures/populations, and mapping tools to other formats such as PHA4GE and US CDC NWSS. The model is positioned as addressing interoperability barriers, with a feature-by-feature comparison to six other WWS standards across 25 features, and notes prior adoption in over 25 countries by agencies including the Public Health Agency of Canada and EU Sewage Sentinel System.
Significance. If the design choices prove effective in practice, PHES-ODM v3 could provide a useful modular, FAIR-aligned infrastructure for standardizing WWS data and supporting ethical sharing across diverse programs. The explicit 25-feature comparison to existing standards is a concrete strength that aids evaluation by potential adopters. Existing real-world adoption of v2 adds practical relevance. However, the assessed significance is constrained by the absence of any demonstrated gains in interoperability or data utility.
major comments (2)
- [Abstract] Abstract: The central claim that the new tables for public health actions, external linkages, analytical workflows, complex relational linkages, and mapping tools 'address persistent barriers to interoperability and data utility' is load-bearing for the paper's contribution but rests solely on descriptive design and the feature comparison, with no pilot mappings, before/after completeness metrics, loss-of-information analysis on real WWS datasets, or adoption/usability data from the 25 countries using v2.
- [Section describing the comparison to other standards] Section describing the comparison to other standards: The 25-feature comparison is presented as evidence of improvement, yet it remains qualitative and does not report any quantitative evaluation (e.g., successful mapping rates, queryability gains, or metadata consistency improvements) when applying the new v3 elements to formats such as CDC NWSS or PHA4GE.
Simulated Author's Rebuttal
We thank the referee for the constructive review and for highlighting areas where the strength of evidence for our claims could be clarified. We respond to each major comment below.
read point-by-point responses
-
Referee: [Abstract] Abstract: The central claim that the new tables for public health actions, external linkages, analytical workflows, complex relational linkages, and mapping tools 'address persistent barriers to interoperability and data utility' is load-bearing for the paper's contribution but rests solely on descriptive design and the feature comparison, with no pilot mappings, before/after completeness metrics, loss-of-information analysis on real WWS datasets, or adoption/usability data from the 25 countries using v2.
Authors: We agree that the abstract phrasing overstates the evidential basis. This manuscript presents the v3 model specification, its design rationale, and a qualitative feature comparison; it does not contain new empirical evaluations such as pilot mappings or quantitative metrics on real datasets. The reference to adoption in over 25 countries reflects prior use of v2 and is not accompanied by detailed usability data in this paper. We will revise the abstract to state that the enhancements are designed to address interoperability barriers, as indicated by the expanded feature coverage and prior adoption, rather than claiming demonstrated gains. revision: yes
-
Referee: [Section describing the comparison to other standards] Section describing the comparison to other standards: The 25-feature comparison is presented as evidence of improvement, yet it remains qualitative and does not report any quantitative evaluation (e.g., successful mapping rates, queryability gains, or metadata consistency improvements) when applying the new v3 elements to formats such as CDC NWSS or PHA4GE.
Authors: The 25-feature comparison is a qualitative matrix that documents presence or absence of support for each feature across seven standards. This format is intended to help readers evaluate coverage without requiring implementation. Quantitative assessments, such as mapping success rates or queryability gains on actual datasets, would require a separate empirical study and are outside the scope of this model-description paper. We will add an explicit statement in the comparison section noting the qualitative nature of the analysis and that quantitative validation is left for future work. revision: yes
Circularity Check
No circularity: descriptive data model proposal with external comparisons and no derivations or self-referential reductions
full rationale
The paper presents PHES-ODM v3 as an open data model with new tables and mapping tools to improve interoperability in wastewater surveillance. Its central claims rest on feature descriptions, a comparison table against six independent external standards, and references to prior adoptions by agencies like PHAC and EU systems. No equations, predictions, or first-principles derivations exist that could reduce to fitted inputs or self-citations by construction. The model enhancements are presented as design choices rather than outputs derived from the paper's own prior results. External benchmarks and adoption claims provide independent grounding, satisfying the criteria for a self-contained non-circular presentation.
Axiom & Free-Parameter Ledger
axioms (2)
- standard math Standard relational database principles for linking tables across sites, samples, measures, and populations
- domain assumption FAIR principles as the target for data management
Reference graph
Works this paper leans on
-
[1]
I., Almansoori, S., Alameri, S., Adlan, A., Odivilas, G., Chattaway, M
Singh, S., Ahmed, A. I., Almansoori, S., Alameri, S., Adlan, A., Odivilas, G., Chattaway, M. A., Salem, S. B., Brudecki, G., & Elamin, W. (2024). A narrative review of wastewater surveillance: pathogens of concern, applications, detection methods, and challenges. Frontiers in Public Health, 12 , 1445961. https://doi.org/10.3389/fpubh.2024.1445961
-
[2]
van der Drift, A., Welling, A., Arntzen, V ., Nagelkerke, E., van der Beek, R., & de Roda Husman, A. (2025). Wastewater surveillance studies on pathogens and their use in public health decision-making: a scoping review. Science of The Total Environment, 993, 179982. https://doi.org/10.1016/j.scitotenv.2025.179982
-
[3]
Naughton, C., Roman, F., Alvarado, A. G., Tariqi, A. Q., Deeming, M. A., Kadonsky, K. F., Bibby, K., Bivins, A., Medema, G., Ahmed, W., Katsivelis, P ., Allan, V ., Sinclair, R., & Rose, J. B. (2023). Show us the data: global COVID-19 wastewater monitoring efforts, equity, and gaps. FEMS Microbes, 4 , xtad003. https://doi.org/10.1093/femsmc/xtad003
-
[4]
COVIDPoops19. (2024). ArcGIS dashboard. https://www.arcgis.com/apps/dashboards/c778145ea5bb4daeb58d31afee389082
2024
-
[5]
Keshaviah, A., Diamond, M. B., Wade, M. J., & Scarpino, S. V . (2023). Wastewater monitor- ing can anchor global disease surveillance systems. The Lancet Global Health, 11 (6), e976–e981. https://doi.org/10.1016/S2214-109X(23)00170-5
-
[6]
B., Whistler, T., Rando, K., Nwachukwu, C., & Y ousif, M
Diamond, M. B., Whistler, T., Rando, K., Nwachukwu, C., & Y ousif, M. (2024). Policy dimen- sions of global wastewater surveillance. Bulletin of the World Health Organization, 102 (9), 622–622A. https://doi.org/10.2471/BLT.24.292245
-
[7]
Rockefeller Foundation. (n.d.). Wastewater surveillance . Retrieved March 3, 2026, from https://www.rockefellerfoundation.org/initiatives/wastewater-surveillance/
2026
-
[8]
Bill & Melinda Gates Foundation. (n.d.). Enterics, diagnostics, genomics & epidemiology (EDGE) . Retrieved March 3, 2026, from https://www.gatesfoundation.org/our-work/programs/global-health/enterics- diagnostics-genomics-and-epidemiology
2026
-
[9]
GLOW ACON (Global Consortium for Wastewater and Environmental Surveillance for Public Health). (n.d.). Retrieved March 3, 2026, from https://glowacon.org
2026
-
[10]
Manuel, D. G., Amadei, C. A., Campbell, J. R., Brault, J.-M., & V eillard, J. (2022). Strengthening public health surveillance through wastewater testing: An essential investment for the COVID-19 pandemic and future health threats. World Bank. https://doi.org/10.1596/36852
-
[11]
G., Paul, P ., Emerson, C., Grefenstette, J., Wilder, R., Herbst, A
van Panhuis, W. G., Paul, P ., Emerson, C., Grefenstette, J., Wilder, R., Herbst, A. J., Heymann, D., & Burke, D. S. (2014). A systematic review of barriers to data sharing in public health. BMC Public Health, 14 , 1144. https://doi.org/10.1186/1471-2458-14-1144
-
[12]
Scientific data3(1), 1–9 (2016)
Wilkinson, M., Dumontier, M., Aalbersberg, I. J., et al. (2016). The FAIR guiding principles for scientific data management and stewardship. Scientific Data, 3, 160018. https://doi.org/10.1038/sdata.2016.18
-
[13]
G., Therrien, J.-D., Thomson, M., Sion, E.-S., Maere, T., Nicolaï, N., V anrolleghem, P
Manuel, D. G., Therrien, J.-D., Thomson, M., Sion, E.-S., Maere, T., Nicolaï, N., V anrolleghem, P . A., & the PHES-ODM Research Group/Big Life Lab. (2021). PHES-ODM (V ersion 1.0.0)[Computer software]. OSF. https://doi.org/10.17605/OSF.IO/49Z2B
-
[14]
Therrien, J.-D., Thomson, M., Sion, E.-S., Lee, I., Maere, T., Nicolaï, N., Manuel, D. G., & V anrolleghem, P . A. (2024). A comprehensive, open-source data model for wastewater-based epidemiology. Water Science and Technology, 89(1), 1–19. https://doi.org/10.2166/wst.2023.409
-
[15]
Mathieu, E., Ritchie, H., Rodés-Guirao, L., Appel, C., Gavrilov, D., Giattino, C., Hasell, J., Macdonald, B., Dattani, S., Beltekian, D., Ortiz-Ospina, E., & Roser, M. (2020). COVID-19 pandemic. Our World in Data . Retrieved March 3, 2026, from https://ourworldindata.org/coronavirus
2020
-
[16]
USCDC (United States Centers for Disease Control and Prevention). (n.d.). National Wastewater Surveil- lance System (NWSS). Retrieved March 3, 2026, from https://www.cdc.gov/nwss/index.html
2026
-
[17]
Joung, M. J., Mangat, C. S., Mejia, E., Nagasawa, A., Nichani, A., Perez-Iratxeta, C., Peterson, S. W., & Champredon, D. (2022). Coupling wastewater-based epidemiological surveillance and modelling of SARS- CoV -2/COVID-19.medRxiv. https://doi.org/10.1101/2022.06.26.22276912
-
[18]
OClair Environnement. (2021). CETo:Connect.Predict.Prevent. Retrieved March 3, 2026, from https://ceto.ca/
2021
-
[19]
Shionogi & Shimadzu. (2025). AdvanSentinel. Retrieved March 3, 2026, from https://advansentinel.com/en
2025
-
[20]
Pepe, R. S., & Coe, K. (2025). Data dictionaries: Essential tools for the ethical and transparent use of integrated data. International Journal of Population Data Science, 10 (2). https://doi.org/10.23889/ijpds.v10i2.2956
-
[21]
D’Ignazio, C., & Klein, L. F. (2020). The numbers don’t speak for themselves. In Data feminism (pp. 36–57). MIT Press
2020
-
[22]
Regenstrief Institute. (n.d.). LOINC. Retrieved March 3, 2026, from https://loinc.org/ 21 A P REPRINT
2026
-
[23]
Harrington, J. L. (2009). Why good design matters. In Relational database design and implementation (3rd ed., pp. 45–50). Morgan Kaufmann
2009
-
[24]
Watt, A. (2014). The entity relationship data model. In Database Design – 2nd Edition (pp. 33–48). BCcam- pus
2014
-
[25]
Helleiner, E. (2024). Economic globalization’s polycrisis. International Studies Quarterly, 68 (2), sqae024. https://doi.org/10.1093/isq/sqae024
-
[26]
PHES-EF. (n.d.). Public Health Environmental Surveillance Evaluation Framework . Retrieved March 3, 2026, from https://phes-ef.org/
2026
-
[27]
European Commission Joint Research Centre. (n.d.). Guidance on wastewater surveillance. EU Wastewater Observatory for Public Health . Retrieved March 3, 2026, from https://wastewater- observatory.jrc.ec.europa.eu/#/guidance/3
2026
-
[28]
Esri. (n.d.). Polygon. GIS Dictionary . Retrieved March 3, 2026, from https://support.esri.com/en-us/gis- dictionary/polygon
2026
-
[29]
Corcho, O., Eriksson, M., Kurowski, K., Ojstersek, M., Choirat, C., van de Sanden, M., & Cop- pens, F. (2021). EOSC interoperability framework. Publications Office of the European Union. https://doi.org/10.2777/620649
-
[30]
V ogt, L. (2025). The CLEAR principle. Journal of Biomedical Semantics, 16 (1), 18. https://doi.org/10.1186/s13326-025-00340-7
-
[31]
D., McLinden, T., Sereda, P ., Y onkman, A
Emerson, S. D., McLinden, T., Sereda, P ., Y onkman, A. M., Trigg, J., Peterson, S., Hogg, R. S., Salters, K. A., Lima, V . D., & Barrios, R. (2024). Secondary use of routinely collected administrative health data. International Journal of Population Data Science, 9 (1), 1–12. https://doi.org/10.23889/ijpds.v9i1.2407
-
[32]
Kapitan, D., Heddema, F., Dekker, A., Sieswerda, M., V erhoeff, B. J., & Berg, M. (2025). Data interoperabil- ity in context. Journal of Medical Internet Research, 27 , e66616. https://doi.org/10.2196/66616
- [33]
-
[34]
(2026, February 20)
Gomstyn, A., & Jonker, A. (2026, February 20). What is data interoperability? IBM Think. Retrieved March 3, 2026, from https://www.ibm.com/think/topics/data-interoperability
2026
-
[35]
Christen, P ., & Schnell, R. (2023). Thirty-three myths and misconceptions about population data. Interna- tional Journal of Population Data Science, 8 (1). https://doi.org/10.23889/ijpds.v8i1.2115
-
[36]
Wang, X., Williams, C., Liu, Z. H., & Croghan, J. (2019). Big data management challenges in health research. Briefings in Bioinformatics, 20 (1), 156–167. https://doi.org/10.1093/bib/bbx086
-
[37]
NORMAN Network. (2020). SARS-CoV -2 in wastewater (NORMAN Database System). Retrieved March 3, 2026, from https://www.norman-network.com/nds/sars_cov_2/
2020
-
[38]
Global Water Pathogens Project. (2020). Wastewater SPHERE. Retrieved March 3, 2026, from https://sphere.waterpathogens.org/
2020
-
[39]
Griffiths, E. J., Timme, R. E., Mendes, C. I., Page, A. J., Alikhan, N.-F., Fornika, D., Maguire, F., Campos, J., Park, D., Olawoye, I. B., Oluniyi, P . E., Anderson, D., Christoffels, A., Gonçalves da Silva, A., Cameron, R., Dooley, D., Katz, L. S., Black, A., Karsch-Mizrachi, I., . . . MacCannell, D. R. (2022). Future-proofing and maximizing the utility o...
-
[40]
S., Barclay, C., Cameron, R., Dooley, D., Gill, I., Abraham, D., et al
Paull, J. S., Barclay, C., Cameron, R., Dooley, D., Gill, I., Abraham, D., et al. (2025). Fixing the plumbing: Building interoperability between wastewater genomic surveillance datasets and systems using the PHA4GE contextual data specification [Preprint]. OSF Preprints. https://doi.org/10.31219/osf.io/z79vk_v1
-
[41]
RKI (Robert Koch Institute). (2025). AMELAG technical guide for wastewater surveillance. Retrieved March 3, 2026, from https://www.rki.de/EN/Topics/Research-and-data/Surveillance-panel/Wastewater- surveillance/Guideline.pdf
2025
-
[42]
RKI (Robert Koch Institute), & UBA (Umweltbundesamt (German Federal Environment Agency)). (2026). Wastewater Surveillance AMELAG [Data set]. Zenodo. https://doi.org/10.5281/zenodo.19091863
-
[43]
Genomic Standards Consortium. (n.d.). Minimum Information about any (x) Sequence (MIxS), Mini- mum Information about any Metagenome or Environmental Sequence (MIMS), Wastewater/Sludge Exten- sion. MIxS:0016013 – Wastewater surveillance environmental package. Retrieved March 3, 2026, from https://genomicsstandardsconsortium.github.io/mixs/0016013/
-
[44]
D’Aoust, P .M., Hegazy, N., Ramsay, N.T. et al. SARS-CoV -2 viral titer measurements in Ontario, Canada wastewaters throughout the COVID-19 pandemic. Sci Data 11, 656 (2024). https://doi.org/10.1038/s41597- 024-03414-w
-
[45]
(n.d.-a)
PHES-ODM (Public Health Environmental Surveillance Open Data Model). (n.d.-a). Wide-names. PHES- ODM documentation. Retrieved March 11, 2026, from https://docs.phes-odm.org/wide-names.html
2026
-
[46]
(n.d.-a)
Big Life Lab. (n.d.-a). PHES-ODM Mapper [Computer Software]. GitHub. Retrieved March 3, 2026, from https://github.com/Big-Life-Lab/PHES-ODM-Mapper 22 A P REPRINT
2026
-
[47]
Alshehri, M. (n.d.). Background. EpiWeeks documentation . Retrieved March 3, 2026, from https://epiweeks.readthedocs.io/en/stable/background.html
2026
-
[48]
I., Chowdhury, F., Calderwood, S
Levade, I., Khan, A. I., Chowdhury, F., Calderwood, S. B., Ryan, E. T., Harris, J. B., LaRocque, R. C., Bhuiyan, T. R., Qadri, F., Weil, A. A., & Shapiro, B. J. (2021). A combination of metagenomic and cultiva- tion approaches reveals hypermutator phenotypes within Vibrio cholerae–infected patients. mSystems, 6(4), e00889-21. https://doi.org/10.1128/mSyst...
-
[49]
N’Guessan, A., Tsitouras, A., Sanchez-Quete, F., Goitom, E., Reiling, S. J., et al. (2022). Detection of prevalent SARS-CoV -2 variant lineages in wastewater and clinical sequences from cities in Québec, Canada [Preprint]. medRxiv. https://doi.org/10.1101/2022.02.01.22270170
-
[50]
Hegazy, N., Peng, K. K., D’Aoust, P . M., et al. (2025). V ariability of clinical metrics in small population communities. ACS ES&T Water , 5(4), 1605–1619. https://doi.org/10.1021/acsestwater.4c00958
-
[51]
(2025, September 29)
USCDC (United States Centers for Disease Control and Prevention). (2025, September 29). About wastewa- ter data. Retrieved March 3, 2026, from https://www.cdc.gov/nwss/about-data.html
2025
-
[52]
Brown, A. W., Kaiser, K. A., & Allison, D. B. (2018). Issues with data and analyses. Proceedings of the National Academy of Sciences, 115 (11), 2563–2570. https://doi.org/10.1073/pnas.1708279115
-
[53]
(n.d.-b)
PHES-ODM (Public Health Environmental Surveillance Open Data Model). (n.d.-b). PHES-ODM validation documentation. Retrieved March 3, 2026, from https://validate-docs.phes-odm.org/
2026
-
[54]
(n.d.-c)
PHES-ODM (Public Health Environmental Surveillance Open Data Model). (n.d.-c). PHES-ODM validator. Retrieved March 3, 2026, from https://validate.phes-odm.org/
2026
-
[55]
(n.d.-b)
Big Life Lab. (n.d.-b). PHES-ODM sharing library. GitHub. Retrieved March 3, 2026, from https://github.com/Big-Life-Lab/PHES-ODM-sharing
2026
-
[56]
PHES-ODM (Public Health Environmental Surveillance Open Data Model). (2026). PHES-ODM documen- tation. Retrieved March 3, 2026, from https://docs.phes-odm.org/
2026
- [57]
-
[58]
(n.d.-e)
PHES-ODM (Public Health Environmental Surveillance Open Data Model). (n.d.-e). ODM discourse forum. Retrieved March 3, 2026, from https://odm.discourse.group/latest
2026
-
[59]
(n.d.-c)
Big Life Lab. (n.d.-c). PHES-ODM issues. GitHub. Retrieved March 3, 2026, from https://github.com/Big- Life-Lab/PHES-ODM/issues
2026
-
[60]
COVID-19 Data Portal. (n.d.). Partners and working groups. Retrieved March 3, 2026, from https://www.covid19dataportal.org/partners?activeTab=Working%20groups
2026
-
[61]
WHO (World Health Organization). (n.d.). Wastewater and environmental surveillance (WES). Retrieved March 3, 2026, from https://www.who.int/teams/environment-climate-change-and-health/water-sanitation- and-health/sanitation-safety/wastewater 23
2026
discussion (0)
Sign in with ORCID, Apple, or X to comment. Anyone can read and Pith papers without signing in.