Perchlorate

Perchlorate is back in the regulatory spotlight due to a court ordered timeline, mandating U.S. EPA move forward on previously withdrawn rulemaking. In this post, we provide a refresher on perchlorate in drinking water, an update on what’s transpired since the initial court order, and what drinking water professionals can do to prepare. Perchlorate in […]

If you follow drinking water regulatory news, you already know that a perchlorate Maximum Contaminant Level (MCL) under the Safe Drinking Water Act (SDWA) is back on the table. It’s been a back-and-forth between U.S. EPA and the courts over the last five years, complicated by two changes in administration. The long and short of it is that the U.S. District Court for the Southern