On July 14, 2021, the Saint-Gobain Performance Plastics (Saint-Gobain) facility in Merrimack completed the installation and commenced operation of the regenerative thermal oxidizer for the control of per- and polyfluorinated compounds (PFAS) emissions from their manufacturing facility. Comprehensive stack testing utilizing the services of Barr Engineering Co. (Barr) to collect the samples and Eurofins TestAmerica Read More

New report: PFAS Baseline Study Lake Fish Specimen, Surface Water and Sediment Multiple Lakes, New Hampshire Appendix for the report available upon request. Contact Ken Edwardson

Pursuant to the Laws of the State of New Hampshire, January Session of 2018 Chapter 306:2 (HB 1766), NHDES submitted an update to a June 2020 report, which satisfies the twice yearly reporting  to the Legislature, on the occurrence of per- and polyfluoroalkyl substances (PFAS) in New Hampshire. To view the report: Statewide PFAS Occurrence Status Read More

A link to the recording of the NHDES Merrimack NH PFAS information meeting, as well as the slides that were shared and links to other documents are available at the following link: 5-25-2021 Merrimack Public Meeting – Dropbox For more information or with additional questions, please contact Amy Rousseau at amy.rousseau@des.nh.gov.  

A link to the recording of the NHDES Londonderry NH PFAS information meeting, as well as the slides that were shared and links to other documents are available at the following link: 5-20-2021 Londonderry Public Meeting – Dropbox For more information or with additional questions, please contact Amy Rousseau at amy.rousseau@des.nh.gov.

A link to the recording of the NHDES Litchfield NH PFAS information meeting, as well as the slides that were shared and links to other documents are available at the following link: 5-17-2021 Litchfield Public Meeting – Dropbox. For more information or with additional questions, please contact Amy Rousseau at amy.rousseau@des.nh.gov.

News from the New Hampshire Department of Environmental Services FOR IMMEDIATE RELEASE DATE: May 11, 2021 CONTACT: Jim Martin, (603) 271-3710 des.nh.gov twitter.com/NHDES Public Information Meetings Litchfield, Londonderry and Merrimack PFAS Informational Meetings Concord, NH – The New Hampshire Department of Environmental Services (NHDES) announced today that a series of public meetings have been scheduled Read More

A link to the recording of the NHDES Bedford NH PFAS information meeting, as well as the slides that were shared and links to other documents are available at the following link: 5-6-2021 Bedford Public Meeting – Dropbox For more information or with additional questions, please contact Amy Rousseau at amy.rousseau@des.nh.gov.  

News from the New Hampshire Department of Environmental Services FOR IMMEDIATE RELEASE DATE: April 30, 2021 CONTACT: Jim Martin, (603) 568-9777   Public Information Meeting Town of Bedford PFAS Informational Meeting Concord, NH – The New Hampshire Department of Environmental Services (NHDES) announced today that a public information meeting has been scheduled for Bedford residents Read More

NHDES has recently identified a deficiency in our notification procedures within the Saint-Gobain Consent Decree Area.   When contaminated groundwater that exceeds state Ambient Groundwater Quality Standards (AGQS) is discovered in a well, RSA 485-C:14-b requires NHDES to provide notification to the owners of all property that contains a water supply well and is located within Read More