Ads
related to: safe alkalinity in drinking water standards for pfas
Search results
Results From The WOW.Com Content Network
T he U.S. Environmental Protection Agency (EPA) set its first-ever national, legally enforceable limits on PFAS, also known as “forever chemicals,” in drinking water on Wednesday. PFAS, short ...
The new rules, which phase in over a roughly five-year timeline, specify for the first time that no amount of PFAS in drinking water is safe, and that utilities would have to reduce PFAS ...
Of the 66,000 public drinking water systems impacted by the new standards, the EPA estimates that between 4,100 and 6,700 will eventually have to take action to reduce PFAS contamination.
In 2020, Michigan adopted drinking water standards for five previously unregulated PFAS compounds including HFPO-DA which has a maximum contaminant level (MCL) of 370 parts per trillion (ppt). [7] [8] In March 2023, the EPA announced drinking water standards for several PFAS chemicals, which included FRD-903. [9] [10]
In 2023, the United States EPA proposed "the first (US national) standard to limit (PFAs) in drinking water;" albeit only six of >12,000 such chemicals were addressed. [11] At high temperatures or in a fire, fluoroelastomers decompose and may release hydrogen fluoride. Any residue must be handled using protective equipment. [citation needed]
A new EU drinking water directive issued in 2020 adopted PFAS limit values. The limit values are 0.1 μg/L for the sum of 20 PFASs including PFHxS, and 0.5 μg/L for the sum of all PFASs. This directive is binding for all EU member nations. It is a minimum directive, and member states can elect to adopt stricter regulations. [19]