Trump Administration to Uphold Tough Biden-Era Mandate to Replace Lead Pipes

EPA to defend 10-year deadline for cities to remove harmful lead pipes, despite industry challenge

Published on Feb. 21, 2026

Got story updates? Submit your updates here. ›

The Trump administration announced it will support a strict rule approved under the Biden administration that requires most cities and towns to replace their lead pipes within 10 years, in order to reduce lead contamination in drinking water. The EPA said the previous rules failed to prevent widespread lead issues, and that the new mandate is feasible despite industry concerns over costs and timelines.

Why it matters

Lead exposure, especially for children, can have severe health impacts like stunted development, lower IQ, and increased blood pressure. Replacing lead pipes is crucial to ensuring safe drinking water, but has been a slow and costly process for many communities. The Biden administration's stricter standards and timelines aim to accelerate this critical public health effort.

The details

The new rule lowers the lead concentration trigger for action from 15 parts per billion to just 10 parts per billion. If higher levels are found, water systems must inform consumers, take immediate steps to reduce lead, and work to replace lead pipes, which are often the main source of lead contamination. The EPA concluded that a 10-year replacement deadline is feasible based on data from dozens of water utilities.

  • The Biden administration finalized the lead-in-water overhaul in 2024.
  • Water utilities will have 3 years to prepare before the 10-year replacement deadline begins.

The players

Environmental Protection Agency (EPA)

The federal agency that sets and enforces standards for drinking water quality, including new rules to reduce lead contamination.

American Water Works Association (AWWA)

A utility industry association that has challenged the EPA's new lead pipe replacement mandate in court, arguing the 10-year deadline is not feasible.

Got photos? Submit your photos here. ›

What they’re saying

“People power and years of lead-contaminated communities fighting to clean up tap water have made it a third rail to oppose rules to protect our health from the scourge of toxic lead. Maybe only a hidebound water utility trade group is willing to attack this basic public health measure.”

— Erik Olson, Senior Director, Natural Resource Defense Council (wbal.com)

What’s next

The American Water Works Association's court challenge to the EPA's lead pipe replacement mandate is ongoing.

The takeaway

The Trump administration's decision to defend the Biden-era lead pipe replacement rule, despite industry opposition, demonstrates the growing political consensus around the urgent need to remove this major public health threat from America's drinking water systems.