It is the strongest overhaul of lead rules in more than three decades, and will cost billions of dollars.
The Biden administration has previously said it wants all of the nation's roughly 9 million lead pipes to be removed, and rapidly.
Lead pipes connect water mains in the street to homes and are typically the biggest source of lead in drinking water.
The Biden administration says investment is vital to fix this injustice and ensure everyone has safe, lead-free drinking water.
A home with dangerous lead levels can be next to a house with no lead exposure at all.
Persons:
Biden, Mona Hanna, Radhika Fox, Erik Olson, Fox, Donald Trump's
Organizations:
Environmental Protection Agency, EPA, Natural Resources Defense Council, The Association of Metropolitan Water Agencies
Locations:
Flint, Flint , Michigan, U.S, Washington, Michigan, Benton Harbor , Michigan, Newark , New Jersey