Showing 646-660 of 1088
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Targeted Minnesota site-specific criteria for PFOS
Policy
3 Nov 2020
The fish tissue maximum concertation is 0.37 ng/g and the maximum water concertation is 0.05 ng/L.
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Hexafluoropropylene oxide-dimer acid (HFPO-DA or GenX) alters maternal and fetal glucose and lipid metabolism and produces neonatal mortality, low birthweight, and hepatomegaly in the Sprague-Dawley rat
Science
3 Nov 2020 | Environ Int
HFPO-DA is a developmental toxicant in the rat and the spectrum of adverse effects is consistent with prior PFAS toxicity evaluations, such as PFOS and PFOA.
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Blood plasma levels of cancer-causing PFOS high among residents of 2 Tokyo suburbs: NPO
News
2 Nov 2020 | The Mainichi
The tap water also contains concentrations of PFOS above the national government's provisional target level.
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FDA delays setting limits on PFAS in bottled water
News
28 Oct 2020 | Consumer Reports
The agency relies on outdated research to explain why it's 'premature' to regulate the toxic chemicals.
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PFAS: Rules on firefighting foam mired in dispute over definitions
News
28 Oct 2020 | Wisconsin State Journal
Act 101, passed late last year in Wisconsin on a bipartisan vote, restricts the use of PFAS containing foam to emergency situations and testing facilities with “appropriate containment, treatment and disposal measures” without defining those containment, treatment and disposal measures.
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Dietary exposure and accumulation of per- and polyfluoroalkyl substances alters growth and reduces body condition of post-metamorphic salamanders
Science
28 Oct 2020 | Sci Total Environ
Dietary exposure and accumulation of PFAS can impact fitness-related traits in amphibians and contribute to trophic transfer in terrestrial food webs.
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Determination and assessment of human dietary intake of per and polyfluoroalkyl substances in retail dairy milk and infant formula from South Africa
Science
28 Oct 2020 | Sci Total Environ
The concentration of fifteen PFAS was measured in retail dairy milk and infant formulas showing potential long-term exposure to toddlers.
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Co-exposure to PCB126 and PFOS increases biomarkers associated with cardiovascular disease risk and liver injury in mice
Science
27 Oct 2020 | Toxicol Appl Pharmacol
Acute co-exposure to PCB126 and PFOS in mice results in liver injury and increased cardiovascular disease risk.
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Temporal Trends of Persistent Organic Pollutants across Africa after a Decade of MONET Passive Air Sampling
Science
27 Oct 2020 | Environ Sci Technol
Modeled airflow back-trajectories suggest that the elevated concentrations at some sites are primarily due to sustained local emissions, while the low concentrations measured at Mt. Kenya represent the continental background level and are primarily influenced by long-range transport.
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Chemicals found in well as investigation continues into contamination at Fairfield dairy farm
News
27 Oct 2020 | Morning Sentinel
The milk from the Tozier Farm tested at 12,700; 14,900; and 32,200 ppt of PFOS. The high levels of PFOS in the milk is most likely due to the use of sludge for agricultural purposes.
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Characteristics, pollution patterns and risks of Perfluoroalkyl substances in drinking water sources of Taiwan
Science
27 Oct 2020 | Chemosphere
This investigation provides information and reference points for further reviews of PFAS presence in public water supplies.
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Perfluoroalkyl Substances and Cognitive Function in Older Adults: Should We Consider Non-Monotonic Dose-Responses and Chronic Kidney Disease?
Science
27 Oct 2020 | Environ Res
PFOS at the current population exposure level in the U.S. may be a risk factor for cognitive decline in older adults with normal kidney function.
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Population-Wide Exposure to Per- and Polyfluoroalkyl Substances from Drinking Water in the United States
Science
26 Oct 2020 | ES&T L
There is significant variation in PFAS occurrence within and between different U.S. states, highlighting the need for systematic monitoring of PFAS in both source and finished drinking water.
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Ecology seeking comments on action plan to address PFAS contaminants
Policy
24 Oct 2020
The Washington state Department of Ecology is seeking public comment on its plan to address a class of highly persistent chemicals that don’t break down in the environment.
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‘Forever chemicals’ could be found in more than 1 million NC residents’ drinking water
News
24 Oct 2020 | The News & Observer
There needs to be more sampling to understand where some of the PFAS are coming from.