Using large amounts of firefighting foams releases per- and polyfluoroalkyl substances (PFAS) into estuarine environments: A baseline study in Latin America

Karla Pozo, Lucas Buruaem Moreira, Pavlina Karaskova, Petra Přibylová, Jana Klánová, Maysa Ueda de Carvalho, Luciane Alves Maranho, Denis Moledo de Souza Abessa*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

18 Scopus citations

Abstract

We analyzed per- and polyfluoroalkyl substances (PFAS) in aqueous film-forming foams (AFFFs) used to extinguish a major fire in a petrochemical terminal from the Port of Santos (Brazil). Eight AFFFs from seven known commercial brands and one unknown sample (AFFF-1 to AFFF-8) were evaluated. 17 PFAS were identified and quantified using high performance liquid chromatography (LC/MS). The concentrations of Σ17 PFAS in the AFFFs ranged from 500 to 9000 ng/g, with prevalence of short chain PFAS (~85 %), followed by long chain PFAS. Perfluorooctane sulfonic acid (PFOS) and perfluorooctanoic acid (PFOA), included in the global treaty of the Stockholm Convention, were also detected. We estimated that at least 635.96 g of PFAS were introduced in the estuary, representing a massive input of these substances. This investigation reports the PFAS composition of AFFFs used in firefighting in the GRULAC Region (Group of Latin American and Caribbean countries).

Original languageEnglish
Article number113938
JournalMarine Pollution Bulletin
Volume182
DOIs
StatePublished - 2022

Bibliographical note

Funding Information:
We acknowledge the IBAMA (Brazilian Institute of the Environment and Renewable Natural Resources) and the Fire Department for the logistic support for this investigation. Authors thank the Research Infrastructure RECETOX (No LM2018121 and CZ.02.1.01/0.0/0.0/16_013/0001761 ) and project CETOCOEN EXCELLENCE (No CZ.02.1.01/0.0/0.0/17_043/0009632 ) financed by The Ministry of Education, Youth and Sports , for supportive background. This project was supported from the European Union's Horizon 2020 research and innovation programme under grant agreement No 857560 . This publication reflects only the author's view and the European Commission is not responsible for any use that may be made of the information it contains. KP thanks FONDECYT 1211931 . DMSA thanks Brazilian National Council for Scientific and Technological Development (CNPq, grants # 308649/2011-7 , # 311609/2014-7 , and # 308533/2018-6 ). LBM thanks São Paulo Research Foundation (FAPESP, grants # 20/00068-8 , and # 21/08471-9 ) and CNPq (grant # 455280/2014-2 ). Finally, we would like to thank Editage ( www.editage.com ) for English language editing.

Funding Information:
We acknowledge the IBAMA (Brazilian Institute of the Environment and Renewable Natural Resources) and the Fire Department for the logistic support for this investigation. Authors thank the Research Infrastructure RECETOX (No LM2018121 and CZ.02.1.01/0.0/0.0/16_013/0001761) and project CETOCOEN EXCELLENCE (No CZ.02.1.01/0.0/0.0/17_043/0009632) financed by The Ministry of Education, Youth and Sports, for supportive background. This project was supported from the European Union's Horizon 2020 research and innovation programme under grant agreement No 857560. This publication reflects only the author's view and the European Commission is not responsible for any use that may be made of the information it contains. KP thanks FONDECYT 1211931. DMSA thanks Brazilian National Council for Scientific and Technological Development (CNPq, grants #308649/2011-7, #311609/2014-7, and #308533/2018-6). LBM thanks São Paulo Research Foundation (FAPESP, grants #20/00068-8, and #21/08471-9) and CNPq (grant #455280/2014-2). Finally, we would like to thank Editage (www.editage.com) for English language editing.

Publisher Copyright:
© 2022 Elsevier Ltd

ASJC Scopus subject areas

  • Oceanography
  • Aquatic Science
  • Pollution

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