EPA warns of PFAS exposure from biosolids in long-awaited report
Published Online: January 15, 2025
Written by: Jacob Wallace
"Farmers could be at risk due to the chemicals leaching into food and water, the agency said in its draft risk assessment, which is now open for comment.
The U.S. EPA warns that two kinds of PFAS chemicals can harm human health when found in biosolids at concentrations as low as 1 part per billion after the material has been disposed of or used as fertilizer. The agency determined the chemicals could leach from the material, commonly known as sewage sludge, whether it’s land applied, disposed of in a landfill or incinerated.
The EPA released its draft risk assessment Tuesday. It’s the first comprehensive look performed by the agency at contamination from PFOA and PFOS, two forms of perfluoroalkyl substances, in biosolids. ..."
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