Tag: perchlorate

Perchlorate to Remain Unregulated in Drinking Water

By Lisa Whitley Coleman, EHS Daily Advisor Apr 12, 2022 Chemicals

Updated: Apr 12, 2022

On March 31, 2022, the EPA announced it will not regulate perchlorate in drinking water. Perchlorate is a chemical commonly used in rocket fuel, fireworks, airbag initiators, matches, and signal flares. The EPA announcement followed its review of a July 2020 determination with the same conclusion. The previous determination concluded “that perchlorate is not found […]

Drinking water

EPA Proposal Seeks Limit for Perchlorate in Drinking Water

By William C. Schillaci Jun 3, 2019 Chemicals

Updated: Jun 3, 2019

Stating that the benefits of a National Primary Drinking Water Regulation (NPDWR) for perchlorate do not justify the costs of such a regulation, the EPA is nonetheless proposing an NPDWR for the chemical. Under the proposal, the Agency would set the NPDWR at a Maximum Contaminant Level (MCL) of 56 micrograms per liter (µg/L). The […]