Showing 541-555 of 1189
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A Proposed approach to defining per- and polyfluoroalkyl substances (PFAS) based on molecular structure and formula
Science
11 Jan 2023 | Integr Environ Assess Manag
A definition of PFAS was proposed based on four substructures and any structures where the molecular formula is at least 30% fluorine by atom count.
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West Virginia lawmakers push to regulate ‘forever’ PFAS chemicals
News
10 Jan 2023 | Public News Service
West Virginia lawmakers are expected to introduce legislation in 2023 aimed at regulating PFAS chemicals in the state’s drinking-water systems.
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Citing poor PFAS cleanup effort, EGLE calls on DNR to reject Camp Grayling expansion
News
5 Jan 2023 | WoodTV
A new letter clarifies why Michigan’s Department of Environment, Great Lakes and Energy is urging the state’s Department of Natural Resources to reject a National Guard proposal to expand Camp Grayling.
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PFAS Bans, Restrictions Go Into Effect in States in 2023
Policy
4 Jan 2023
Laws and regulations restricting “forever chemicals” in more than a half dozen states are entering effect in 2023, including the start of a timeline for a first-in-the-nation ban on PFAS in all products in Maine.
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New York to ban ‘forever chemicals’ from clothing by end of year
Policy
4 Jan 2023
New York will be joining California in banning toxic “forever chemicals” from clothing, under a law signed by Gov. Kathy Hochul (D) just before the new year.
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PFAS Contamination and USDA's Lack of Engagement
Policy
4 Jan 2023
USDA appears to be ignoring the risks of farm contamination by "forever chemicals" through sewage sludge applied as fertilizer.
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Solvay and Orbia will make the battery binder PVDF in the US
News
4 Jan 2023 | C&EN
As the demand for electric vehicles continues to rise, the chemical companies Solvay and Orbia are forming a joint venture to build an $850 million facility in the southeastern US that will make PVDF, a polymer used as a binder and a coating for separators in lithium-ion batteries.
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New York moves to ban PFAS from clothes
News
3 Jan 2023 | Spectrum News
New York state is set to ban the use of PFAS chemcials in the manufacturing of apparel and clothing under a law signed by Gov. Kathy Hochul.
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Per- and polyfluoroalkyl substances (PFAS) in breast milk and infant formula: A global issue
Science
3 Jan 2023 | Environ. Res.
Breast milk concentrations of PFOA and PFOS often exceed children’s drinking water screening values, and limited information on infant formula means that families cannot generally know whether their infant’s exposures exceed safe levels.
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Locally caught freshwater fish across the United States are likely a significant source of exposure to PFOS and other perfluorinated compounds
Science
27 Dec 2022 | Environ Res
PFAS are widely detected in freshwater fish across the United States at very high concentrations and fish may be a main source of exposure, especially for communities that depend on fish for sustenance and traditional cultural practices. For example, PFOS exposure from one average serving of freshwater fish is equivalent to one month of exposure from drinking water with 48 ppt PFOS.
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Concentrations of Per- and Polyfluoroalkyl Substances in Paired Maternal Plasma and Human Milk in the New Hampshire Birth Cohort
Science
27 Dec 2022 | Environ Sci Technol
Maternal PFOA and PFOS serum concentrations correlated with milk concentrations, and while milk concentrations were lower, about 6.5% of infants were estimated to be exposed to enough PFAS via milk to have long-term health impacts.
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Troops at two dozen bases exposed to toxic chemicals in drinking water
News
19 Dec 2022 | MilitaryTimes
The report, made public by the EWG on Thursday, found that water tested from each of the bases contained more than 70 parts-per-trillion of PFAS, the EPA’s previous cut-off for safe drinking water.
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WA warns against eating some Lake Washington fish, citing chemicals
News
15 Dec 2022 | The Seattle Times
The state Department of Health is warning residents not to eat some fish in Lake Washington and two other King County lakes because they contain a chemical found in firefighting foam and other products.
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Federal PFAS Testing and Tribal Public Water Systems
Science
14 Dec 2022 | EHP
Assessing and managing environmental health risks must incorporate culturally significant practices and traditional ecological knowledge, as well as Tribally defined boundaries and traditional hunting and fishing areas in addition to adequate testing.
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EPA's push to tighten PFAS reporting will benefit the state, regulators say
News
9 Dec 2022 | Sante Fe New Mexican
The U.S. EPA is proposing stricter rules for reporting the release of cancer-causing chemicals into the environment, a change that state regulators say would aid their efforts to combat a widespread health hazard throughout New Mexico.