Supercritical Water Oxidation (SCWO) - Revision history

Admin at 20:10, 2 March 2026

2026-03-02T20:10:36Z

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2025-12-31T17:56:36Z

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2025-02-24T19:59:39Z

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2024-10-31T19:12:11Z

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Admin at 18:50, 23 May 2024

2024-05-23T18:50:32Z

Admin at 18:48, 23 May 2024

2024-05-23T18:48:55Z

Debra Tabron at 20:27, 4 May 2022

2022-05-04T20:27:40Z

Admin at 16:36, 4 May 2022

2022-05-04T16:36:50Z

Admin at 16:33, 4 May 2022

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Admin at 02:21, 28 April 2022

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 *[[Chlorinated Solvents]]
 *[[Perfluoroalkyl and Polyfluoroalkyl Substances (PFAS)]]
 *[[PFAS Ex Situ Water Treatment]]
 *[[PFAS Sources]]

← Older revision		Revision as of 17:56, 31 December 2025
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	==See Also==		==See Also==
−	[https://soundcloud.com/arcadis-north-america/supercritical-water-oxidation-scwo-for-complete-pfas-destruction?utm_source=clipboard&utm_campaign=wtshare&utm_medium=widget&utm_content=https%253A%252F%252Fsoundcloud.com%252Farcadis-north-america%252Fsupercritical-water-oxidation-scwo-for-complete-pfas-destruction SERDP & ESTCP PFAS Research and Remediation Podcast : Supercritical Water Oxidation (SCWO) for Complete PFAS Destruction]	+	[https://soundcloud.com/arcadis-north-america/supercritical-water-oxidation-scwo-for-complete-pfas-destruction?utm_source=clipboard&utm_campaign=wtshare&utm_medium=widget&utm_content=https%253A%252F%252Fsoundcloud.com%252Farcadis-north-america%252Fsupercritical-water-oxidation-scwo-for-complete-pfas-destruction SERDP & ESTCP PFAS Research and Remediation Podcast: Supercritical Water Oxidation (SCWO) for Complete PFAS Destruction]

← Older revision		Revision as of 19:59, 24 February 2025
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	==See Also==		==See Also==
−	[https://soundcloud.com/arcadis-north-america/supercritical-water-oxidation-scwo-for-complete-pfas-destruction?utm_source=clipboard&utm_campaign=wtshare&utm_medium=widget&utm_content=https%253A%252F%252Fsoundcloud.com%252Farcadis-north-america%252Fsupercritical-water-oxidation-scwo-for-complete-pfas-destruction SERDP & ESTCP PFAS ~~Reserach~~ and Remediation Podcast : Supercritical Water Oxidation (SCWO) for Complete PFAS Destruction]	+	[https://soundcloud.com/arcadis-north-america/supercritical-water-oxidation-scwo-for-complete-pfas-destruction?utm_source=clipboard&utm_campaign=wtshare&utm_medium=widget&utm_content=https%253A%252F%252Fsoundcloud.com%252Farcadis-north-america%252Fsupercritical-water-oxidation-scwo-for-complete-pfas-destruction SERDP & ESTCP PFAS Research and Remediation Podcast : Supercritical Water Oxidation (SCWO) for Complete PFAS Destruction]

← Older revision		Revision as of 19:12, 31 October 2024
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	==See Also==		==See Also==
		+	[https://soundcloud.com/arcadis-north-america/supercritical-water-oxidation-scwo-for-complete-pfas-destruction?utm_source=clipboard&utm_campaign=wtshare&utm_medium=widget&utm_content=https%253A%252F%252Fsoundcloud.com%252Farcadis-north-america%252Fsupercritical-water-oxidation-scwo-for-complete-pfas-destruction SERDP & ESTCP PFAS Reserach and Remediation Podcast : Supercritical Water Oxidation (SCWO) for Complete PFAS Destruction]

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 *[[PFAS Sources]]
 *[[PFAS Transport and Fate]]
 *[[Photoactivated Reductive Defluorination - PFAS Destruction]]

← Older revision		Revision as of 18:48, 23 May 2024
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	*[[PFAS Sources]]		*[[PFAS Sources]]
	*[[PFAS Transport and Fate]]		*[[PFAS Transport and Fate]]
		+	*[[Photoactivated Reductive Defluorination - PFAS Destruction]]

← Older revision		Revision as of 20:27, 4 May 2022
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−	'''Contributor(s):''' [[Kobe Nagar]] and [[Dr. Marc Deshusses]]	+	'''Contributor(s):''' [[Kobe Nagar]] and [[Dr. Marc A. Deshusses]]

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 ==SCWO for the Treatment of PFAS and AFFF==
-Several reports have indicated that PFAS can be treated using SCWO<ref name="Kucharzyk2017">Kucharzyk, K.H., Darlington, R., Benotti, M., Deeb, R. and Hawley, E., 2017. Novel treatment technologies for PFAS compounds: A critical review. Journal of Environmental Management, 204(2), pp. 757-764.  [https://doi.org/10.1016/j.jenvman.2017.08.016 DOI: 10.1016/j.jenvman.2017.08.016]&nbsp;&nbsp; Manuscript available from: [https://www.researchgate.net/profile/Katarzyna_kate_Kucharzyk/publication/319125507_Novel_treatment_technologies_for_PFAS_compounds_A_critical_review/links/5a06590b4585157013a3be77/Novel-treatment-technologies-for-PFAS-compounds-A-critical-review.pdf ResearchGate]</ref>. Several runs treating biosolids known to contain PFAS as well as dilutions of pure [[Wikipedia: Firefighting foam | aqueous film forming foam (AFFF)]] have also been conducted with the Duke SCWO system. Typical results are shown in Table 2. They indicate very effective treatment performance, with for example 110,000 ng/L PFOS in the feed reduced to 0.79 ng/L in the effluent, and many other PFAS reduced to below their detection limits. No HF was found in the effluent gas, and all the fluorine from the destroyed PFAS was accounted for as fluoride in the effluent water. These results show the ability of the SCWO process to destroy PFAS to levels well below the EPA health advisory levels of 70 ng/L for PFOS and PFOA. The [https://www.serdp-estcp.org/ Environmental Security Technology Certification Program (ESTCP)] project number [https://www.serdp-estcp.org/Program-Areas/Environmental-Restoration/ER20-5350/ER20-5350 ER20-5350]<ref name="Deshusses2020">Deshusses, M.A., 2020. Supercritical Water Oxidation (SCWO) for Complete PFAS Destruction. Environmental Security Technology Certification Program (ESTCP) Project number ER20-5350. [https://www.serdp-estcp.org/Program-Areas/Environmental-Restoration/ER20-5350/ER20-5350 Project website]</ref> launched in June 2020 will assess the technical feasibility of using supercritical water oxidation (SCWO) for the complete destruction of PFAS in a variety of relevant waste streams and will evaluate the cost effectiveness of the treatment.
+Several reports have indicated that PFAS can be treated using SCWO<ref name="Kucharzyk2017">Kucharzyk, K.H., Darlington, R., Benotti, M., Deeb, R. and Hawley, E., 2017. Novel treatment technologies for PFAS compounds: A critical review. Journal of Environmental Management, 204(2), pp. 757-764.  [https://doi.org/10.1016/j.jenvman.2017.08.016 DOI: 10.1016/j.jenvman.2017.08.016]&nbsp;&nbsp; Manuscript available from: [https://www.researchgate.net/profile/Katarzyna_kate_Kucharzyk/publication/319125507_Novel_treatment_technologies_for_PFAS_compounds_A_critical_review/links/5a06590b4585157013a3be77/Novel-treatment-technologies-for-PFAS-compounds-A-critical-review.pdf ResearchGate]</ref>. Several runs treating biosolids known to contain PFAS as well as dilutions of pure [[Wikipedia: Firefighting foam | aqueous film forming foam (AFFF)]] have also been conducted with the Duke SCWO system. Typical results are shown in Table 2. They indicate very effective treatment performance, with for example 110,000 ng/L PFOS in the feed reduced to 0.79 ng/L in the effluent, and many other PFAS reduced to below their detection limits. No HF was found in the effluent gas, and all the fluorine from the destroyed PFAS was accounted for as fluoride in the effluent water. These results show the ability of the SCWO process to destroy PFAS to levels well below the EPA health advisory levels of 70 ng/L for PFOS and PFOA. The [https://www.serdp-estcp.org/ Environmental Security Technology Certification Program (ESTCP)] project number [https://www.serdp-estcp.org/Program-Areas/Environmental-Restoration/ER20-5350/ER20-5350 ER20-5350]<ref name="Deshusses2020">Deshusses, M.A., 2020. Supercritical Water Oxidation (SCWO) for Complete PFAS Destruction. Environmental Security Technology Certification Program (ESTCP) Project number ER20-5350. [https://www.serdp-estcp.org/Program-Areas/Environmental-Restoration/ER20-5350/ER20-5350 Project website]</ref> launched in June 2020 will assess the technical feasibility of using supercritical water oxidation (SCWO) for the complete destruction of PFAS in a variety of relevant waste streams and will evaluate the cost effectiveness of the treatment. In parallel to the ESTCP demonstration, commercial deployment of the SCWO technology developed at Duke is conducted by [http://www.374water.com 374Water], a social impact, cleantech company dedicated to the commercialization of supercritical water oxidation. 374Water offers modular SCWO systems for the treatment of a variety of [https://otc.duke.edu/news/oc-san-a-major-california-utility-purchases-a-374water-airscwotm-system/ wastes including biosolids and PFAS contaminated matrices].
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 ==References==

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 '''Key Resource(s):'''
 *Treatment of municipal sewage sludge in supercritical water: A review<ref name="Qian2016">Qian, L., Wang, S., Xu, D., Guo, Y., Tang, X., and Wang, L., 2016. Treatment of municipal sewage sludge in supercritical water: A review. Water Research, 89, pp. 118-131.  [https://doi.org/10.1016/j.watres.2015.11.047 DOI: 10.1016/j.watres.2015.11.047]&nbsp;&nbsp; Free download from: [https://www.researchgate.net/profile/Shuzhong-Wang/publication/284563832_Treatment_of_Municipal_Sewage_Sludge_in_Supercritical_Water_a_Review/links/5d9b63b6299bf1c363fef63e/Treatment-of-Municipal-Sewage-Sludge-in-Supercritical-Water-a-Review.pdf ResearchGate]</ref>.
 *Supercritical Water Oxidation – Current Status of Full-scale Commercial Activity for Waste Destruction<ref name="Marrone2013">Marrone, P.A., 2013. Supercritical Water Oxidation – Current Status of Full-scale Commercial Activity for Waste Destruction. Journal of Supercritical Fluids, 79, pp. 283-288. [https://doi.org/10.1016/j.supflu.2012.12.020 DOI: 10.1016/j.supflu.2012.12.020]&nbsp;&nbsp; Author’s manuscript available from: [https://semspub.epa.gov/work/06/9545963.pdf US EPA]</ref>.

← Older revision		Revision as of 02:21, 28 April 2022
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	*Treatment of municipal sewage sludge in supercritical water: A review<ref name="Qian2016">Qian, L., Wang, S., Xu, D., Guo, Y., Tang, X., and Wang, L., 2016. Treatment of municipal sewage sludge in supercritical water: A review. Water Research, 89, pp. 118-131. [https://doi.org/10.1016/j.watres.2015.11.047 DOI: 10.1016/j.watres.2015.11.047]   Free download from: [https://www.researchgate.net/profile/Shuzhong-Wang/publication/284563832_Treatment_of_Municipal_Sewage_Sludge_in_Supercritical_Water_a_Review/links/5d9b63b6299bf1c363fef63e/Treatment-of-Municipal-Sewage-Sludge-in-Supercritical-Water-a-Review.pdf ResearchGate]</ref>.		*Treatment of municipal sewage sludge in supercritical water: A review<ref name="Qian2016">Qian, L., Wang, S., Xu, D., Guo, Y., Tang, X., and Wang, L., 2016. Treatment of municipal sewage sludge in supercritical water: A review. Water Research, 89, pp. 118-131. [https://doi.org/10.1016/j.watres.2015.11.047 DOI: 10.1016/j.watres.2015.11.047]   Free download from: [https://www.researchgate.net/profile/Shuzhong-Wang/publication/284563832_Treatment_of_Municipal_Sewage_Sludge_in_Supercritical_Water_a_Review/links/5d9b63b6299bf1c363fef63e/Treatment-of-Municipal-Sewage-Sludge-in-Supercritical-Water-a-Review.pdf ResearchGate]</ref>.
−
	*Supercritical Water Oxidation – Current Status of Full-scale Commercial Activity for Waste Destruction<ref name="Marrone2013">Marrone, P.A., 2013. Supercritical Water Oxidation – Current Status of Full-scale Commercial Activity for Waste Destruction. Journal of Supercritical Fluids, 79, pp. 283-288. [https://doi.org/10.1016/j.supflu.2012.12.020 DOI: 10.1016/j.supflu.2012.12.020]   Author’s manuscript available from: [https://semspub.epa.gov/work/06/9545963.pdf US EPA]</ref>.		*Supercritical Water Oxidation – Current Status of Full-scale Commercial Activity for Waste Destruction<ref name="Marrone2013">Marrone, P.A., 2013. Supercritical Water Oxidation – Current Status of Full-scale Commercial Activity for Waste Destruction. Journal of Supercritical Fluids, 79, pp. 283-288. [https://doi.org/10.1016/j.supflu.2012.12.020 DOI: 10.1016/j.supflu.2012.12.020]   Author’s manuscript available from: [https://semspub.epa.gov/work/06/9545963.pdf US EPA]</ref>.