Showing 1-15 of 110
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Per-and Polyfluorinated Alkyl Substances (PFAS) Cycling within Michigan: Contaminated Sites, Landfills and Wastewater Treatment Plants
Science
4 Jan 2022 | Water Research
Analysis of PFAS in Michigan waste found that landfill leachate is a primary source of PFAS to WWTPs, and treatment can increase PFAS concentrations up to 19x, yet long-chain PFAS like PFOA concentrate in biosolids.
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Absorption and elimination of per and poly-fluoroalkyl substances substitutes in salmonid species after pre-fertilization exposure
Science
4 Jan 2022 | Sci Total Environ
PFBA, PFBS, and GenX were eliminated faster than PFOS or PFOA in fish.
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[Press Release] Rep. Sherrill Holds Science, Space, and Technology Committee Hearing on PFAS Research and Development
Policy
13 Dec 2021
Representative Mikie Sherrill (NJ-11) held a hearing on PFAS to discuss the role of federal research and development to better understand and address the growing problem and expand public understanding about PFAS in NJ-11 and across the country.
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Illinois EPA Proposes Groundwater Standards for Dangerous Chemicals
News
13 Dec 2021 | KHAQ
The proposed rule includes new groundwater quality standards for five PFAS chemicals: PFOA, PFOS, PFNA, PFHxS, and PFBS.
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Tumorigenic activity of alternative per- and polyfluoroalkyl substances (PFAS): Mechanistic in vitro studies
Science
6 Dec 2021 | Sci Total Environ
PFHxS has been associated with breast cancer in epidemiological studies, and this study demonstrated how this shorter-chain PFAS can affect cell proteins and cell proliferation.
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Distribution, source identification and health risk assessment of PFASs in groundwater from Jiangxi Province, China
Science
30 Nov 2021 | Chemosphere
Monitoring in China suggests that PFBA, PFPeA, 6:2 FTS and F–53B are broadly used replacements of PFOA and PFOS with estimated daily intakes of short-chain PFCAs higher than that of PFOA.
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A New OECD Definition for Per- and Polyfluoroalkyl Substances
Science
16 Nov 2021 | Environ Sci Technol
The Organisation for Economic Co-operation and Development and the United Nations Environment Programme expanded on their definition of PFAS to include fluorinated substances that contain at least one fully fluorinated methyl or methylene carbon atom.
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[Blog] The Big Reveal: Hundreds of Health Studies on Next Gen PFAS
News
10 Nov 2021 | NRDC
The PFAS-Tox Database has been updated and includes 1068 studies.
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States Eclipse Feds in Cleaning Up ‘Forever Chemicals’ in Soil
News
10 Nov 2021 | Bloomberg Law
The EPA is moving forward with a roadmap for addressing PFAS.
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EPA Eyes New Rules For PFAS in Waste
News
26 Oct 2021 | E&E News
EPA said it will initiate a rulemaking to propose adding the chemicals PFOA, PFOS, GenX and PFBS as hazardous constituents under the law.
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EPA proposal could put PFAS on contaminant list, UW experts support decision
Policy
12 Oct 2021
Wisconsin Attorney General Josh Kaul supported the U.S. Environmental Protection Agency’s proposal to include per- and polyfluoroalkyl substances in the Contaminant Candidate List 5.
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Assessment of per- and polyfluoroalkyl substances in Biscayne Bay surface waters and tap waters from South Florida
Science
17 Sep 2021 | Sci Total Environ
The average total PFAS was higher in tap water than in surface waters, whereas the most predominant and frequently detected PFAS were PFBA, PFBS, PFPeA, PFHxA, PFHxS, PFOA, and PFOS.
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Transport and environmental risks of perfluoroalkyl acids in a large irrigation and drainage system for agricultural production
Science
11 Sep 2021 | Environ Int
Up to 40% of tolerant daily intake came from humans eating contaminated aquatic organisms.
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[Blog] Guidance on New PFAS Reporting Rule for Manufacturers
Policy
8 Sep 2021
In the last 10 years, have you manufactured, processed or imported products containing per- and polyfluoroalkyl substances (PFAS)? If so, be aware - the EPA may soon require a detailed report.
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The Nrf2a pathway impacts zebrafish offspring development with maternal preconception exposure to perfluorobutanesulfonic acid
Science
2 Sep 2021 | Chemosphere
PFBS exposures were found to alter egg and embryo development, when exposure occurs preconception.