Millions of Americans lack access to clean tap water, while others have been priced out. And while President Joe Biden has vowed to make clean water a priority, the reality is that the cost of potential regulation to make drinking water safer is only going to make it more expensive. So, who pays for the difference? POLITICO’s Annie Snider, on why this challenge could keep millions from getting clean water, and how the federal government could help. Anthony Adragna is an energy reporter for POLITICO and host of POLITICO Energy. Annie Snider is an energy and environment reporter for POLITICO. Carlos Prieto is a Politico podcast producer. Jenny Ament is the senior producer of POLITICO audio. Irene Noguchi is the executive producer of POLITICO audio.