Antwerp has spots with 257 PFAS m(not μ)g per L: https://www.bloomberg.com/graphics/2022-3m-pfas-toxic-foreve... vs US: https://www.bloomberg.com/graphics/2018-3M-groundwater-pollu...
It seems to be the pattern with these companies looking at the Virginia scandal and the Zwijndrecht site in Belgium. Pollute as much as you can for as long as you can and then contain the damage once the litigation starts coming in.