Showing 361-375 of 1057
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Forever Chemicals’ From Navy Lab Flowing Into the Chesapeake Bay
News
30 Aug 2021 | The Southern Maryland Chronicle
On the base, the Navy reported that shallow monitoring wells in the fire suppression testing area detected up to a 175,000 ppt combination of PFOS, PFOA and one other compound.
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FDA Finds PFAS in Fish Sticks, Tuna and Protein Powder
News
30 Aug 2021 | Indiana Environmental Reporter
Fish sticks tested positive for PFOS and PFNA, canned tuna tested positive for PFOS and PFDA and protein powder tested positive for PFOS.
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PFAS State Snapshot: California PFAS Regulation
News
27 Aug 2021 | JD Supra
California’s Office of Environmental Health Hazard Assessment has proposed public health goals of 0.007 ppt for PFOA and 1 ppt for PFOS in drinking water.
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Orange County Receives $131M WIFIA Loan for PFAS
News
26 Aug 2021 | Water World
Thirty-five PFAS treatment systems for 59 impacted wells operated by 11 cities and retail water districts within OCWD’s service area are being designed, permitted, and constructed within two years.
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The occurrence of per- and polyfluoroalkyl substances (PFASs) in fluoropolymer raw materials and products made in China
Science
25 Aug 2021 | J Environ Sci (China)
Generally, the levels of PFOA in raw materials were higher than in products, implying that PFOA in the emulsion/dispersion resin could be partly removed during the polymerization or post-processing steps.
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Occurrence of perfluoroalkyl substances (PFASs) in marine plastic litter from coastal areas of Central Chile
Science
25 Aug 2021 | Mar Pollut Bull
Long-chain PFAS, which can be metabolically degraded into PFOS, were found on six South American beaches in plastic debris.
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Chlorinated polyfluoroalkyl ether sulfonic acids in fish, dust, drinking water and human serum: From external exposure to internal doses
Science
25 Aug 2021 | Environ Int
The modeled serum concentrations of 6:2 Cl-PFESA were higher than its observed levels hinting at its gradually increasing exposure levels in the general population.
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The Dilemma of Perfluorooctanoate (PFOA) Human Half-life
Science
25 Aug 2021 | Regul Toxicol Pharmacol
Based on information from both human observational studies and clinical data, we proposed a range for the half-life for PFOA of 0.5 to 1.5 years, which would likely raise many existing regulatory safe levels if all other parameters stayed the same.
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External and internal human exposure to PFOA and HFPOs around a mega fluorochemical industrial park, China: Differences and implications
Science
25 Aug 2021 | Environ Int
PFAS were detected in human hair, and their compositions were similar to those in human serum, suggesting that hair is a good non-invasive indicator for long-term exposure to legacy long-chain perfluoroalkyl carboxylic acids and HFPOs.
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Correlates of plasma concentrations of per- and poly-fluoroalkyl substances among reproductive-aged Black women
Science
24 Aug 2021 | Environ Res
PFAS exposure was strongly associated with reproductive factors such as reduced concentrations with parity, recent birth, lactation, and heavy menstrual bleeding in black women.
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Congress Presses Forward on PFAS Measures
News
20 Aug 2021 | The National Law Review
The PFAS Action Act of 2021 would impose new requirements on PFAS under various existing regulatory frameworks including those governing drinking water, wastewater discharges, air emissions, solid waste management and chemicals with expedited deadlines for action.
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Virtual Event No Defense Screening
Events
18 Aug 2021
The Great Lakes PFAS Action Network is hosting a virtual, seven-day screening, No Defense, The U.S. Military’s War on Water, by Pulitzer Prize winner Sara Ganim, to raise awareness and prompt action on the PFAS crisis occurring across the Great Lakes region.
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Perfluorinated compounds disrupted osmoregulation in Oryzias melastigma during acclimation to hypoosmotic environment
Science
18 Aug 2021 | Ecotoxicol Environ Saf
PFOS showed a greater impact on fish’s ability to extract oxygen from fresh and saltwater than the shorter chain homolog PFBS.
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[Blog] CA PFAS Pollution Widespread in Disadvantaged Communities
News
17 Aug 2021 | NDRC
NRDC’s new analysis of California’s drinking water testing for PFAS reveals widespread PFAS pollution in the state, particularly in communities that are already overburdened by multiple sources of pollution.
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Associations of Prenatal Exposure to Per- and Polyfluoroalkyl Substances with the Neonatal Birth Size and Hormones in the Growth Hormone/Insulin-Like Growth Factor Axis
Science
17 Aug 2021 | Environ Sci Technol
High levels of PFAS mixtures were associated with lower birth weights.