Biden requires cities to replace lead pipes and make drinking water safer within a decade

The rule is the strongest overhaul of lead-in-water standards in roughly three decades.

A decade after the Flint, Michigan, water crisis raised alarms about the continuing dangers of lead in tap water, President Joe Biden is setting a 10-year deadline for cities across the nation to replace their lead pipes, finalizing an aggressive approach aimed at ensuring that drinking water is safe for all Americans.