Presentations and Video of Nov. 5 Public Hearing on Draft Air Permit for Air Pollution Control Equipment at Saint-Gobain Performance Plastics and Update on Southern New Hampshire PFAS Investigation

On November 5, NHDES held a public hearing on a draft air permit related to the installation and operation of air pollution control equipment at Saint-Gobain Performance Plastics Corporation in Merrimack. Following the conclusion of the public hearing, NHDES staff provided an update on the Saint-Gobain site investigation activities and the response to assessing drinking water impacts relative to the new Per- and Polyfluoroalkyl Substances (PFAS) drinking water standards (MCLs) and Ambient Groundwater Quality Standards (AGQS). Below are copies of the presentations given at the meeting and a link to the video of the meeting.

Saint-Gobain Performance Plastics Air Permit Public Hearing Presentation

Saint-Gobain Performance Plastics Site Investigation Update, November 5, 2019

Video of meeting, courtesy of Merrimack TV: https://www.youtube.com/watch?v=YfnVciAitpY&feature=youtu.be