Per- and Polyfluoroalkyl Substances (PFAS) in Sewage Sludge
Jan 15, 2025 · The 2024 updated interim guidance presents currently available information on the destruction and disposal of PFAS and PFAS-containing materials, including sewage sludge.
Frequent Questions and Answers: Draft Sewage Sludge Risk …
Jan 14, 2025 · Based on the modeling in the Draft Sewage Sludge Risk Assessment for PFOA and PFOS, the EPA finds that there may be human health risks exceeding the EPA’s acceptable thresholds for some modeled scenarios when land-applying sewage sludge that contains 1 part per billion (ppb) of PFOA or PFOS.
If you are concerned about PFAS in sewage sludge, the EPA recommends you contact your state environmental agency or county government to learn about its efforts to address PFOA and PFOS, including in wastewater and sewage sludge.
Occurrence, fate, and remediation for per-and polyfluoroalkyl ...
Mar 15, 2024 · Addressing per-and polyfluoroalkyl substances (PFAS) contamination is an urgent environmental concern. While most research has focused on PFAS contamination in water matrices, comparatively little attention has been given to sludge, a significant by-product of wastewater treatment.
Per- and polyfluoroalkyl substances (PFAS) in sludge from …
Nov 10, 2022 · The ability for PFAS to further spread into the environment through sludge-containing products or land application of sludge has been demonstrated. Different types of PFAS were shown to transfer into plants through soil and sludge (Ghisi et al., 2019).
In a First, the E.P.A. Warns of ‘Forever Chemicals’ in Sludge ...
Jan 14, 2025 · Levels of PFAS in sewage sludge used as fertilizer can pose risks that sometimes exceed safety thresholds “by several orders of magnitude,” the agency said.
‘Forever chemicals’ in sludge used to fertilize farms can ... - CNN
Jan 14, 2025 · Toxic PFAS discovered on US farms. Chemicals found in sewage sludge that some farmers use to fertilize fields and pastures can pose a threat to human and animal health, the US Environmental...
Understanding the EPA Draft Sewage Sludge Risk Assessment for …
2 days ago · The EPA draft risk assessment for PFOA and PFOS in sewage sludge, explained - Including key details, analysis and fingerprinting, how Battelle can help and what's coming next.
EPA acknowledges potential dangers from PFAS in sewage sludge …
Jan 14, 2025 · The Environmental Protection Agency warned Tuesday in a first-of-its-kind study that “forever chemicals” in sewage sludge that’s used as fertilizer on farms across the country …
Draft Sewage Sludge Risk Assessment for Perfluorooctanoic Acid …
Jan 17, 2025 · The draft risk assessment reflects the agency’s latest scientific understanding of the risks to human health and the environment posed by the presence of PFOA and PFOS in sewage sludge.