The Obama administration created only an advisory level with no enforcement teeth and the Trump administration has promised to soon determine a maximum safe level for drinking water.
Ukubusa kuka-Obama kwakha kuphela izinga lezokweluleka kodwa akwenziwanga lutho kanti ukubusa kuka-Trump kuthembise ukuthi maduze kuzoshiwo isilinganiso esiphezulu sezinga lamanzi okuphuza eliphephile.